Paleobiology & Geobiology Research Group

at Virginia Tech

Publications

Journal Covers from Our Research

2016

Angielczyk, K. D., A. Nabavizahed, J. Hancox, C. A. Sidor, S. J. Nesbitt, R. M. H. Smith, and L. A. Tsuji. 2016: Morphology, phylogenetic

          relationships, and feeding system function of the enigmatic Triassic dicynodont Sangusaurus (Therapsida, Anomodontia). Paper

          presented at the Journal of Vertebrate Paleontology Annual Meeting, 2016.


Bano, L., and C. T. Griffin. 2016: Integration of histology and morphology to assess the skeletal maturity of early-diverging dinosauromorphs.

          Paper presented at the 11th International Congress of Vertebrate Morphology, Washington, D.C., 2016.


Barta, D. E., S. J. Nesbitt, and M. Norell. 2016a: The manus of early theropod dinosaurs: digital reconstructions of articulated specimens

          reveal a complex evolutionary pattern of digit reduction. Paper presented at the Journal of Vertebrate Paleontology Annual Meeting,          

          2016a.


Barta, D. E., S. J. Nesbitt, and M. A. Norell. 2016b: The carpus and manus of coelophysid dinosaurs (Saurischia: Theropoda): anatomical and

          evolutionary insights from digital reconstructions of articulated specimens. Paper presented at the Northeast Regional Vertebrate

          Evolution Symposium (NERVES), 2016b.


Bykova, N. V., S. T. LoDuca, M. Wu, D. V. Grazhdankin, and S. Xiao. 2016: Pre-Cambrian macroalgae and the early evolution of animals.

          Paper presented at the Proceedings of II All-Russian Phycology Conference “Algae in the Evolution of Biosphere”, Novosibirsk, Russia,

          10th-16th October 2016 [in Russian with English title], 2016.


Chen, L., S. Xiao, K. Pang, C. Zhou, and X. Yuan. 2016. Are the new Ediacaran Doushantuo embryo-like fossils early metazoans? A reply.

          Palaeoworld 25:132-134.


Colleary, C., A. Dolocan, and S. Nesbitt. 2016a: Chemically characterizing biomecular degradation in proboscideans. Paper presented at the

          Southeastern Association of Vertebrate Paleontology annual meeting, 2016a.


Colleary, C., A. Dolocan, and S. J. Nesbitt. 2016b: Chemically characterizing the diagenetic alteration of biomolecules in proboscideans.

          Paper presented at the Journal of Vertebrate Paleontology Annual Meeting, 2016b.


Cortijo, I., Y. Cai, H. Hua, J. D. Schiffbauer, and S. Xiao. 2015. Life history and autecology of an Ediacaran index fossil: Development and

          dispersal of Cloudina. Gondwana Research 28:419-424.


Cui, H., D. V. Grazhdankin, S. Xiao, S. Peek, V. I. Rogov, N. V. Bykova, N. Sievers, X.-M. Liu, and A. J. Kaufman. 2016a. Redox-dependent

          distribution of early macro-organisms: Evidence from the terminal Ediacaran Khatyspyt Formation in Arctic Siberia. Palaeogeography

          Palaeoclimatology Palaeoecology.


Cui, H., A. J. Kaufman, S. Xiao, S. Peek, H. Cao, X. Min, Y. Cai, Z. Siegel, X.-M. Liu, Y. Peng, J. D. Schiffbauer, and A. J. Martin. 2016b.

          Environmental context for the terminal Ediacaran biomineralization of animals. Geobiology 14:344-363.


Cui, H., S. Xiao, C. Zhou, Y. Peng, A. J. Kaufman, and R. E. Plummer. 2016c. Phosphogenesis associated with the Shuram Excursion:

          petrographic and geochemical observations from the Ediacaran Doushantuo Formation of South China. Sedimentary Geology                    

          341:134-146.


Desojo, J. B., and S. J. Nesbitt. 2016: The osteology and relationships of Luperosuchus fractus Romer 1971 (Pseudosuchia: Loricata) from the

          early Late Triassic Chañares Formation of Argentina. Paper presented at the Jornadas Argentinas de Paleontologia de Vertebrados,

          2016.


Griffin, C. T., and S. J. Nesbitt. 2016a: Anomolously high variation in ontogeny is the ancestral dinosaurian growth condition. Paper presented

          at the Society of Vertebrate Paleontology Annual Meeting, Salt Lake City, UT, 2016a.


Griffin, C. T., and S. J. Nesbitt. 2016b: The evolution of intraspecific variation in growth patterns among early dinosaurs and their relatives.

          Paper presented at the Southeastern Association of Vertebrate Paleontology annual meeting, 2016b.


Griffin, C. T., and S. J. Nesbitt. 2016c. The femoral ontogeny and long bone histology of the Middle Triassic (?late Anisian) dinosauriform

          Asilisaurus kongwe and implications for the growth of early dinosaurs. Journal of Vertebrate Paleontology:e1111224.


Griffin, C. T., and S. J. Nesbitt. 2016d. The histology and femoral ontogeny of the Middle Triassic (?late Anisian) dinosauriform Asilisaurus

          kongwe and implications for the growth of early dinosaurs. Journal of Vertebrate Paleontology 36:10.1080/02724634.2016.1111224.


Griffin, C. T., and S. J. Nesbitt. 2016e: Intraspecific variation and the evolution of the ancestral dinosaurian growth condition. Paper

          presented at the 11th International Congress of Vertebrate Morphology, Washington, D.C., 2016e.


Heckert, A. B., S. J. Nesbitt, V. P. Schneider, M. R. Stocker, and D. Hoffman. 2016: A new, short-faced archosauriform (?Crocodylomorpha)

          from the upper Triassic Placerias/Downs’ quarry complex, east-central Arizona. Paper presented at the Journal of Vertebrate

          Paleontology, Program and Abstracts, 2016.


Lessner, E. J., and M. R. Stocker. 2016: The virtual endocranium of the basal-most phytosaur Wannia scurriensis. Paper presented at the

          Society for Integrative and Comparative Biology Annual Meeting, Portland, 2016.


Lessner, E. J., M. R. Stocker, N. D. Smith, A. H. Turner, R. B. Irmis, and S. J. Nesbitt. 2016a. A new taxon of rauisuchid (Archosauria,

          Pseudosuchia) from the Upper Triassic of New Mexico increases the diversity and temporal range of the clade. PeerJ 4:e2336.


Lessner, E. J., H.-D. Sues, and M. R. Stocker. 2016b: Conserved semiaquatic morphologies between extant crocodylians and Phytosauria.

          Paper presented at the Journal of Vertebrate Paleontology, Program and Abstracts, 2016b.


Lessner, E. J., H.-D. Sues, and M. R. Stocker. 2016c: Conserved semiaquatic morphologies between extant crocodylians and Phytosauria.

          Paper presented at the Southeastern Association of Vertebrate Paleontology Annual Meeting, Martinsville, 2016c.


Marsh, A. D., W. G. Parker, M. C. Langer, and S. J. Nesbitt. 2016: An anatomical and phylogenetic revision of Chindesaurus bryansmalli from

          Petrified Forest National Park and its implication for the Late Triassic dinosaurian record of North America. Paper presented at the

          Journal of Vertebrate Paleontology Annual Meeting, 2016.


Mueller, B. D., J. W. Martz, A. Hungerbuhler, and S. J. Nesbitt. 2016: A diverse Late Triassic (Norian) tetrapod fauna and taphonomy of MOTT

          VPL 3869 from the Tecovas Formation (Dockum Group) in Garza County, Texas, USA, 2016.


Muscente, A. D., W. D. Allmon, and S. Xiao. 2016. The hydroid fossil record and analytical techniques for assessing the affinities of putative

          hydrozoans and possible hemichordates. Palaeontology 59:71-87.


Nesbitt, S. J., R. J. Butler, P. M. Barrett, M. R. Stocker, C. A. Sidor, K. D. Angielczyk, M. D. Ezcurra, and R. M. Smith. 2016a: The early

          evolution of bird-line archosaurs: a possible new clade of globally distributed avemetatarsalians just outside the dinosaur-pterosaur

          split. Paper presented at the Journal of Vertebrate Paleontology, Program and Abstracts, 2016a.


Nesbitt, S. J., and J. A. Clarke. 2016. The anatomy and taxonomy of the exquisitely preserved Green River Formation (Early Eocene)

          lithornithids (Aves) and the relationships of Lithornithidae. Bulletin of the American Museum of Natural History.


Nesbitt, S. J., M. R. Stocker, R. J. Butler, P. M. Barrett, C. A. Sidor, K. D. Angielczyk, M. D. Ezcurra, and R. M. H. Smith. 2016b: The early

          evolution of bird-line archosaurs: hints of a possible clade of globally distributed avemetatarsalian archosaurs just outside the split of

          pterosaurs and dinosaurs. Paper presented at the Southeastern Association of Vertebrate Paleontology Annual Meeting, Martinsville,

          2016b.


Olroyd, S. L., C. A. Sidor, K. D. Angielczyk, S. J. Nesbitt, J. Steyer, N. J. Tabor, and S. Tolan. 2016: Recent tetrapod discoveries from the Middle

          Permian (Guadalupian) of Tanzania and Zambia, with biogeographic considerations. Paper presented at the Journal of Vertebrate

          Paleontology Annual Meeting, 2016.


Parker, W. G., A. D. Marsh, S. J. Nesbitt, M. R. Stocker, and M. Smith. 2016: The decline of early archosauromorphs in the Norian (Upper          

          Triassic) in the low latitudes: new insights from the upper Triassic Chinle Formation of Arizona. Paper presented at the Journal of          

          Vertebrate Paleontology, Program and Abstracts, 2016.


Peecook, B. R., C. A. Sidor, K. D. Angielczyk, S. J. Nesbitt, R. M. Smith, N. J. Tabor, J. Steyer, and S. Tolan. 2016: The oldest crown-group

          saurian? A large-bodied archosauromorph from the Middle Permian of Zambia. Paper presented at the Journal of Vertebrate                         

          Paleontology Annual Meeting, 2016.


Shen, B., L. Dong, S. Xiao, X. Lang, K. Huang, Y. Peng, C. Zhou, S. Ke, and P. Liu. 2016. Molar tooth carbonates and benthic methane fluxes in

          Proterozoic oceans. Nature Communications 6:10317.


Sidor, C. A., J. A. Hopson, K. D. Angielczyk, S. J. Nesbitt, B. R. Peecook, J. Steyer, N. J. Tabor, and S. Tolan. 2016: A new species of

          traversodont cynodont with tritylodont-like features and possible arboreal adaptations from the Upper Ntawere Formation,

          northeastern Zambia. Paper presented at the Journal of Vertebrate Paleontology Annual Meeting, 2016.


Smith, R. M., C. A. Sidor, K. D. Angielczyk, S. J. Nesbitt, and N. J. Tabor. 2016: Taphonomy and sedimentary environments of Mid-Triassic

          vertebrate accumulations, Lifua Member (Manda Beds), Ruhuhu Basin, Tanzania. Paper presented at the Journal of Vertebrate          

          Paleontology Annual Meeting, 2016.


Stefanic, C. M., and S. J. Nesbitt. 2016a: The evolution of archosaurian body size: an analysis of the intervertebral articulations of stem

          crocodylians from the Triassic. Paper presented at the Journal of Vertebrate Paleontology Annual Meeting, 2016a.


Stefanic, C. M., and S. J. Nesbitt. 2016b: Implications of additional intervertebral articulations for the evolution of large body size in

          archosaurs. Paper presented at the Southeastern Association of Vertebrate Paleontology annual meeting, 2016b.


Stocker, M. R., S. J. Nesbitt, K. E. Criswell, W. G. Parker, L. M. Witmer, T. B. Rowe, and M. A. Brown. 2016a. Iterative convergence across the

          body plans of archosauromorphs and their dinosaurian descendants. Current Biology.


Stocker, M. R., S. J. Nesbitt, L.-J. Zhao, X.-C. Wu, and C. Li. 2016b: Mosaic evolution in Phytosauria: the origin of long-snouted morphologies

          based on a complete skeleton of a phytosaur from the Middle Triassic of China. Paper presented at the Southeastern Association of

          Vertebrate Paleontology annual meeting, 2016b.


Stocker, M. R., S. J. Nesbitt, L.-J. Zhao, X.-C. Wu, and C. Li. 2016c: Mosaic evolution in Phytosauria: the origin of longsnouted morphologies

          based on a complete skeleton of a phytosaur from the Middle Triassic of China. Paper presented at the Journal of Vertebrate          

          Paleontology, Program and Abstracts, 2016c.


Wan, B., X. Yuan, Z. Chen, C. Guan, K. Pang, Q. Tang, and S. Xiao. 2016. Systematic description of putative animal fossils from the early

          Ediacaran Lantian Formation of South China. Palaeontology 59:515–532.


Wang, X., G. Jiang, X. Shi, and S. Xiao. 2016. Paired carbonate and organic carbon isotope variations of the Ediacaran Doushantuo Formation

          from an upper slope section at Siduping, South China. Precambrian Research 273:53-66.


Wu, M., S. T. LoDuca, Y. Zhao, and S. Xiao. 2016. The macroalga Bosworthia from the Cambrian Burgess Shale and Kaili biotas of North

          America and China. Review of Palaeobotany and Palynology 230:47-55.


Wynd, B. M., C. A. Sidor, B. R. Peecook, M. Whitney, R. M. Smith, S. J. Nesbitt, K. D. Angielczyk, and N. J. Tabor. 2016: First occurrence of

          Cynognathus in Tanzania and Zambia, with biostratigraphic implications for the age of Triassic strata in southern Pangea. Paper

          presented at the Journal of Vertebrate Paleontology Annual Meeting, 2016.


Xiao, S., G. M. Narbonne, C. Zhou, M. Laflamme, D. V. Grazhdankin, M. Moczydłowska-Vidal, and H. Cui. 2016. Toward an Ediacaran time

          scale: problems, protocols, and prospects. Episodes in press.


Yuan, X., B. Wan, C. Guan, Z. Chen, C. Zhou, S. Xiao, W. Wang, K. Pang, Q. Tang, and H. Hua. 2016. The Lantian Biota. Shanghai Science and

          Technology Press, Shanghai.


Zhou, C., X.-H. Li, S. Xiao, Z. Lan, Q. Ouyang, C. Guan, and Z. Chen. 2016. A new SIMS zircon U-Pb date from the Ediacaran Doushantuo

          Formation: age constraint on the Weng'an biota. Geological Magazine in press.



2015

Barrett, P. M., S. J. Nesbitt, and B. R. Peecook. 2015, A large-bodied silesaurid from the Lifua Member of the Manda beds (Middle Triassic) of Tanzania and its implications for body-size evolution in Dinosauromorpha. Gondwana Research,  27: 925-931.


Cai, Y., S. Xiao, H. Hua, and X. Yuan. 2015, New material of the biomineralizing tubular fossil Sinotubulites from the late Ediacaran Dengying Formation, South China. Precambrian Research,  261: 12–24.


Chen, A.-L., W. E. G. Müller, X.-G. Hou, and S. Xiao. 2015a, New articulated protospongiid sponges from the early Cambrian Chengjiang biota. Palaeoworld,  24: 46-54.


Chen, L., S. Xiao, K. Pang, C. Zhou, and X. Yuan. 2015b, Are the new Ediacaran Doushantuo Megasphaera-like acritarchs early metazoans? A reply. Palaeoworld,  10.1016/j.palwor.2015.08.001.


Cortijo, I., Y. Cai, H. Hua, J. D. Schiffbauer, and S. Xiao. 2015, Life history and autecology of an Ediacaran index fossil: Development and dispersal of Cloudina. Gondwana Research,  28: 419-424.


Cui, H., A. J. Kaufman, S. Xiao, M. Zhu, C. Zhou, and X.-M. Liu. 2015, Redox architecture of an Ediacaran ocean margin: integrated chemostratigraphic (δ13C - δ34S - 87Sr/86Sr - Ce/Ce*) correlation of the Doushantuo Formation. Chemical Geology,  405: 48-62.


Hughes, N. C., P. M. Myrow, N. R. McKenzie, S. Xiao, D. M. Banerjee, D. F. Stockli, and Q. Tang. 2015, Age and implications of the phosphatic Birmania Formation, Rajasthan, India. Precambrian Research,  267: 164-173.


Kammerer, C. F., R. J. Butler, S. Bandyopadhyay, and M. R. Stocker. 2015, Relationships of the Indian phytosaur Parasuchus hislopi Lydekker, 1885. Papers in Paleontology,  2015: 1-23.


Kendall, B., T. Komiya, T. W. Lyons, S. M. Bates, G. W. Gordon, S. Romaniello, G. Jiang, R. A. Creaser, S. Xiao, K. McFadden, Y. Sawaki, M. Tahata, D. Shu, J. Han, Y. Li, X. Chu, and A. D. Anbar. 2015, Uranium and molybdenum isotope evidence for an episode of widespread ocean oxygenation during the late Ediacaran Period. Geochimica et Cosmochimica Acta,  156: 173–193.


LoDuca, S. T., J.-B. Caron, J. D. Schiffbauer, S. Xiao, and A. Kramer. 2015, A reexamination of Yuknessia from the Cambrian of British Columbia and Utah. Journal of Paleontology,  89: 82-95.


Muscente, A. D., A. D. Hawkins, and S. Xiao. 2015a, Fossil preservation through phosphatization and silicification in the Ediacaran Doushantuo Formation (South China): A comparative synthesis. Palaeogeography Palaeoclimatology Palaeoecology,  434: 46-62.


Muscente, A. D., F. M. Michel, J. Dale, and S. Xiao. 2015b, Assessing the veracity of Precambrian 'sponge' fossils using in situ nanoscale analytical techniques. Precambrian Research,  263: 142-156.


Muscente, A. D., F. M. Michel, J. Dale, and S. Xiao. 2015c: Invalidating reports of sponge spicules below the Ediacaran-Cambrian boundary. Paper presented at the Berichte des Institutes für Erdwissenschaften, 2015c.


Muscente, A. D., and S. Xiao. 2015a, New occurrences of Sphenothallus in the lower Cambrian of South China: Implications for its affinities and taphonomic demineralization of shelly fossils. Palaeogeography Palaeoclimatology Palaeoecology,  437: 141-164.


Muscente, A. D., and S. Xiao. 2015b, Resolving three-dimensional and subsurficial features of carbonaceous compressions and shelly fossils using backscattered electron scanning electron microscopy (BSE-SEM). Palaios,  30: 462-481.


Narbonne, G. M., M. Moczydłowska-Vidal, and S. Xiao. 2015: Formulating a Terminal Ediacaran Stage. Paper presented at the Berichte des Institutes für Erdwissenschaften, 2015.


Nesbitt, S. J., and M. D. Ezcurra. 2015, The early fossil record of dinosaurs in North America: a new neotheropod (Dinosauria: Theropoda) from the base of the Dockum Group (Upper Triassic) of Texas. Acta Palaeontologica Polonica.


Ou, Q., S. Xiao, J. Han, G. Sun, F. Zhang, Z. Zhang, and D. Shu. 2015, A vanished history of skeletonization in Cambrian comb jellies. Science Advances,  1: e1500092 (doi 10.1126/sciadv.1500092).


Pang, K., Q. Tang, X. Yuan, B. Wan, and S. Xiao. 2015, A biomechanical analysis of the early eukaryotic fossil Valeria and new occurrence of organic-walled microfossils from the Paleo-Mesoproterozoic Ruyang Group. Palaeoworld,  10.1016/j.palwor.2015.04.002.


Pritchard, A. C., A. H. Turner, S. J. Nesbitt, R. B. Irmis, and N. D. Smith. 2015, Late Triassic tanystropheid (Reptilia, Archosauromorpha) remains from northern New Mexico (Petrified Forest Member, Chinle Formation): insights into distribution, morphology, and paleoecology of Tanystropheidae. Journal of Vertebrate Paleontology: 10.1080/02724634.2014.911186.


Smith, A., L. M. Chiappe, J. A. Clarke, S. V. Edwards, D. T. Ksepka, S. J. Nesbitt, M. A. Norell, T. A. Stidham, A. H. Turner, M. van Tuinen, J. Vinther, and X. Xu. 2015, Rhetoric vs. Reality: a commentary on "Bird Origins Anew" by A. Feduccia, Auk. The Auk,  132: 467-480.


Tang, Q., K. Pang, S. Xiao, X. Yuan, and B. Wan. 2015, Organic-walled microfossils from the Tonian Gouhou Formation, Huaibei region, North China Craton, and their biostratigraphic implications. Precambrian Research,  266: 296-318.


Tang, Q., and S. Xiao. 2015: Trachyhystrichosphaera aimika as a potential Tonian index fossil. Paper presented at the Berichte des Institutes für Erdwissenschaften, 2015.


Werning, S., and S. J. Nesbitt. 2015, Bone histology and growth in Stenaulorhynchus stockleyi (Archosauromorpha: Rhynchosauria) from the Middle Triassic of the Ruhuhu Basin of Tanzania. Paleovol.


Whiteside, J. H., M. Dunlavey, S. Lindstrom, R. B. Irmis, A. Kasprak, I. J. Glasspool, S. J. Nesbitt, N. D. Smith, and A. H. Turner. 2015, Ecosystem instability during the Late Triassic rise of dinosaurs in North America. Proceedings of the National Academy of Sciences.


Xiao, S., and G. Jiang. 2015: Subdivisions of the Ediacaran System: Integrating biostratigraphic and chemostratigraphic data. Paper presented at the Berichte des Institutes für Erdwissenschaften, 2015.


Ye, Q., J. Tong, S. Xiao, S. Zhu, Z. An, L. Tian, and J. Hu. 2015, The survival of benthic macroscopic phototrophs on a Neoproterozoic snowball Earth. Geology,  43: 507-510.


Zanno, L. E., S. Drymala, S. J. Nesbitt, and V. P. Schneider. 2015, Early crocodylomorph increases top tier predator diversity during rise of dinosaurs. Scientific reports: 10.1038/srep09276.


Zhou, C., S. Xiao, Q. Ouyang, C. Guan, and W. Wang. 2015: Subdivision of the early Ediacaran. Paper presented at the Berichte des Institutes für Erdwissenschaften, 2015.



2014


Babcock, L. E., S. Peng, M. Zhu, S. Xiao, and P. Ahlberg. 2014, Proposed reassessment of the Cambrian GSSP. Journal of Asian Earth Sciences,  98: 3-10.


Broce, J., J. D. Schiffbauer, K. Sen Sharma, G. Wang, and S. Xiao. 2014a, Possible animal embryos from the lower Cambrian (Stage 3) Shuijingtuo Formation, Hubei Province, South China. Journal of Paleontology,  88: 385-394.


Broce, J., T. L. Selly, J. D. Schiffbauer, S. T. LoDuca, and S. Xiao. 2014b: Comparative Burgess Shale-type taphonomy across variable tissue biochemistries: analysis of mineral associations in lower-middle Cambrian fossils of western North America. Paper presented at the Tenth North American Paleontology Convention Abstract Book, 2014b.


Butler, R. J., O. W. M. Rauhut, M. R. Stocker, and R. Bronowicz. 2014, Redescription of the phytosaurs Paleorhinus ('Francosuchus') angustifrons and Ebrachosuchus neukami from Germany, with implications for Late Triassic biochronology. Zoological Journal of the Linnean Society,  170: 155-208.


Cai, Y., S. Xiao, H. Hua, and X. Yuan. 2014: New material of Sinotubulites from the late Ediacaran Dengying Formation, South China. Paper presented at the Abstracts of South China 2014: A symposium and field workshop on Ediacaran and Cryogenian Stratigraphy, 2014.


Chen, L., S. Xiao, K. Pang, C. Zhou, and X. Yuan. 2014a, Cell differentiation and germ-soma separation in Ediacaran animal embryo-like fossils. Nature,  516: 238-241.


Chen, Z., C. Zhou, S. Xiao, W. Wang, C. Guan, H. Hua, and X. Yuan. 2014b: Ediacaran fossils in marine limestone from Dengying Formation, China. Paper presented at the Abstracts of South China 2014: A symposium and field workshop on Ediacaran and Cryogenian Stratigraphy, 2014b.


Chen, Z., C. Zhou, S. Xiao, W. Wang, C. Guan, H. Hua, and X. Yuan. 2014c, New Ediacara fossils preserved in marine limestone and their ecological implications. Scientific Reports,  4: 4180; DOI:10.1038/srep04180.


Cui, H., A. J. Kaufman, S. Xiao, C. Zhou, and M. Zhu. 2014: Anaerobic oxidation of methane associated with the Shuam event revealed from the authigenic carabonates in the Ediacaran Doushantuo Formation. Paper presented at the Abstracts of South China 2014: A symposium and field workshop on Ediacaran and Cryogenian Stratigraphy, 2014.


Drumheller, S. K., M. R. Stocker, and S. J. Nesbitt. 2014, Direct evidence of trophic interactions among apex predators in the Late Triassic of western North America. Naturwissenschaften,  101: 975-987.


Hawkins, A. D., S. Xiao, G. Jiang, X. Shi, and X. Wang. 2014a: Acritarch biostratigraphy of the Ediacaran Doushantuo Formation in an upper slope facies. Paper presented at the Geological Society of America Abstracts with Programs, 2014a.


Hawkins, A. D., S. Xiao, H. P. Liu, and D. E. G. Briggs. 2014b: Phosphatization of vermiform fossils from the Winneshiek Lagerstätte, Winneshiek Shale, northeast Iowa. Paper presented at the Tenth North American Paleontology Convention Abstract Book, 2014b.


Kaufman, A. J., H. Cui, S. Peek, V. Rogov, D. Grazhdankin, and S. Xiao. 2014a: The effect of seawater redox stratification on early metazoans from the terminal Ediacaran Khatyspyt Formation of arctic Siberia. Paper presented at the Abstracts of South China 2014: A symposium and field workshop on Ediacaran and Cryogenian Stratigraphy, 2014a.


Kaufman, A. J., H. Cui, C. Zhou, and S. Xiao. 2014b: Do authigenic carbonate cements explain the Neoproterozoic (and Permian) carbon isotope records? Paper presented at the Geological Society of America Abstracts with Programs, 2014b.


Liu, P., S. Xiao, C. Yin, S. Chen, C. Zhou, and M. Li. 2014a, Ediacaran acanthomorphic acritarchs and other microfossils from chert nodules of the upper Doushantuo Formation in the Yangtze Gorges area, South China. Journal of Paleontology,  72 (supplement to No 1): 1-139.


Liu, Y., S. Xiao, T. Shao, J. Broce, and H. Zhang. 2014b, The oldest known priapulidlike scalidophoran animal and its implications for the early evolution of cycloneuralians and ecdysozoans. Evolution & Development,  16: 155-165.


Loduca, S. T., J. D. Schiffbauer, and S. Xiao. 2014a: Taphonomy and paleoecology of Silurian algal-Lagerstätten. Paper presented at the Geological Society of America Abstracts with Programs, 2014a.


LoDuca, S. T., M. Wu, Y. Zhao, S. Xiao, and J. D. Schiffbauer. 2014b: Yuknessia from the Cambrian of China. Paper presented at the Tenth North American Paleontology Convention Abstract Book, 2014b.


Meyer, M., D. Elliott, J. D. Schiffbauer, M. Hall, K. H. Hoffman, G. Schneider, P. Vickers-Rich, and S. Xiao. 2014a, Taphonomy of the Ediacaran fossil Pteridinium simplex preserved three-dimensionally in mass flow deposits, Nama Group, Namibia. Journal of Paleontology,  88: 240-252.


Meyer, M., D. Elliott, A. D. Wood, N. F. Polys, M. Colbert, J. A. Maisano, P. Vickers-Rich, M. Hall, K. H. Hoffman, G. Schneider, and S. Xiao. 2014b, Three-dimensional microCT analysis of the Ediacara fossil Pteridinium simplex sheds new light on its ecology and phylogenetic affinity. Precambrian Research,  249: 79-87.


Meyer, M., S. Xiao, B. C. Gill, J. D. Schiffbauer, Z. Chen, C. Zhou, and X. Yuan. 2014c, Interactions between Ediacaran animals and microbial mats: insights from Lamonte trevallis, a new trace fossil from the Dengying Formation of South China. Palaeogeography Palaeoclimatology Palaeoecology,  396: 62-74.


Meyer, M., S. Xiao, J. D. Schiffbauer, Z. Chen, C. Zhou, and X. Yuan. 2014d: Lamonte trevallis, a new trace fossil from the Dengying Formation of South China: insights into late Ediacaran benthic ecology. Paper presented at the Geological Society of America Abstracts with Programs, 2014d.


Muscente, A. D., and S. Xiao. 2014a: Scanning electron imaging of shell construction in the problematic tubular fossil Sphenothallus from the early Cambrian (Series 2) of South China. Paper presented at the Geological Society of America Abstracts with Programs, 2014a.


Muscente, D., and S. Xiao. 2014b: Taphonomy and allometry of the problematic tubular fossil Spehnothallus from the early Cambrian (Series 2) of South China. Paper presented at the Tenth North American Paleontology Convention Abstract Book, 2014b.


Nesbitt, S. J., C. A. Sidor, K. D. Angielczyk, R. M. H. Smith, and L. A. Tsuji. 2014, A new archosaur from the Manda beds (Anisian: Middle Triassic) of southern Tanzania and its implications for character optimizations at Archosauria and Pseudosuchia. Journal of Vertebrate Paleontology,  34: 1357-1382.


Peng, Y., H. Bao, L. M. Pratt, A. J. Kaufman, G. Jiang, D. Boyd, Q. Wang, C. Zhou, X. Yuan, S. Xiao, and S. Loyd. 2014, Widespread contamination of carbonate-associated sulfate by present-day secondary atmospheric sulfate: Evidence from triple oxygen isotopes. Geology,  42: 815-818.


Schiffbauer, J. D., K. Pang, Q. Tang, J. Yao, X. Yuan, B. Wan, L. Chen, Z. Ou, and S. Xiao. 2014a: The nature and origin of nucleus-like intracellular inclusions in Paleoproterozoic eukaryote microfossils. Paper presented at the Tenth North American Paleontology Convention Abstract Book, 2014a.


Schiffbauer, J. D., A. F. Wallace, J. Broce, and S. Xiao. 2014b. Exceptional fossil conservation through phosphatization; pp. 59-82 in M. Laflamme, J. D. Schiffbauer, and S. A. F. Darroch (eds.), Reading and Writing of the Fossil Record: Preservational Pathways to Exceptional Fossilization (The Paleontological Society Papers, Volume 20).


Schiffbauer, J. D., and S. Xiao. 2014, An examination of life history and behavrioral evolution across the Ediacaran-Cambrian transition. Journal of Paleontology,  88: 205-206.


Schiffbauer, J. D., S. Xiao, Y. Cai, A. F. Wallace, H. Hua, J. Hunter, H. Xu, Y. Peng, and A. J. Kaufman. 2014c, A unifying model for Neoproterozoic–Palaeozoic exceptional fossil preservation through pyritization and carbonaceous compression. Nature Communications,  5: 5754 (doi: 10.1038/ncomms6754).


Sidor, C. A., K. D. Angielczyk, R. M. H. Smith, A. K. Goulding, S. J. Nesbitt, B. R. Peecook, J. S. Steyer, and S. Tolan. 2014, Tapinocephalids (Therapsida: Dinocephalia) from the Madumabisa Mudstone Formation (Mid-Zambezi Basin) of southern Zambia. Journal of Vertebrate Paleontology,  34: 980-986.


Tang, Q., K. Pang, S. Xiao, X. Yuan, Z. Ou, and B. Wan. 2014: Organic-walled microfossils from the early Neoproterozoic Liulaobei Formation in the Huainan region of North China and their biostratigraphic significance. Paper presented at the Abstracts of South China 2014: A symposium and field workshop on Ediacaran and Cryogenian Stratigraphy, 2014.


Wan, B., S. Xiao, X. Yuan, Z. Chen, K. Pang, Q. Tang, C. Guan, and J. A. Maisano. 2014a: Orbisiana linearis from the early Ediacaran Lantian Formation of South China and its taphonomic and ecological implications. Paper presented at the Abstracts of South China 2014: A symposium and field workshop on Ediacaran and Cryogenian Stratigraphy, 2014a.


Wan, B., S. Xiao, X. Yuan, Z. Chen, K. Pang, Q. Tang, C. Guan, and J. A. Maisano. 2014b, Orbisiana linearis from the early Ediacaran Lantian Formation of SouthChina and its taphonomic and ecological implications. Precambrian Research,  255: 266–275.


Wang, Z., J. Wang, S. Xiao, and S. Tu. 2014: Tepee structures of the late Ediacaran Dengying Formation in the Yangtze Gorges area, South China and their implications for glacioeustatic sea level change. Paper presented at the Abstracts of South China 2014: A symposium and field workshop on Ediacaran and Cryogenian Stratigraphy, 2014.


Xiao, S. 2014a, Evolution: The making of Ediacaran giants. Current Biology,  24: R120-122 (http://dx.doi.org/10.1016/j.cub.2013.12.035).


Xiao, S. 2014b, Geobiology of the Ediacaran Period. International Field Workshop of the Marwar Supergroup, Rajasthan, India: 72.


Xiao, S. 2014c. Oxygen and early animal evolution; pp. 231-250 in H. D. Holland, and K. K. Turekian (eds.), Treatise on Geochemistry, Second Edition, vol. 6 (The Atmosphere - History). Elsevier, Oxford.


Xiao, S., L. Chen, X. Yuan, and C. Zhou. 2014a: New observations of phosphatized acanthomorphic acritarchs and animal embryo-like microfossils from the Ediacaran Doushantuo Formation at Weng'an. Paper presented at the Abstracts of South China 2014: A symposium and field workshop on Ediacaran and Cryogenian Stratigraphy, 2014a.


Xiao, S., Z. Chen, C. Zhou, W. Wang, C. Guan, H. Hua, and X. Yuan. 2014b: Preliminary report of new Ediacara fossils from bituminous limestone of the Dengying Formation in South China. Paper presented at the Tenth North American Paleontology Convention Abstract Book, 2014b.


Xiao, S., M. Droser, J. G. Gehling, I. V. Hughes, B. Wan, Z. Chen, and X. Yuan. 2014c, Affirming life aquatic for the Ediacara biota in China and Australia: Reply. Geology,  42: e326 (doi:10.1130/G35364Y.1).


Xiao, S., Y. Liu, T. Shao, J. S. Broce, and H. Zhang. 2014d: Penis worms and their relatives in the earliest Cambrian Period. Paper presented at the Geological Society of America Abstracts with Programs, 2014d.


Xiao, S., A. D. Muscente, L. Chen, C. Zhou, J. D. Schiffbauer, A. D. Wood, N. F. Polys, and X. Yuan. 2014e, The Weng'an biota and the Ediacaran radiation of multicellular eukaryotes. National Science Review,  1: 498-520.


Xiao, S., and M. Sharma. 2014, International Field Workshop on the Marwar Supergroup, Rajasthan, India. Episodes,  37: 74-75.


Xiao, S., B. Shen, Q. Tang, A. J. Kaufman, X. Yuan, J. Li, and M. Qian. 2014f, Biostratigraphic and chemostratigraphic constraints on the age of early Neoproterozoic carbonate successions in North China. Precambrian Research,  246: 208-225.


Xiao, S., and C. Zhou. 2014. Field Guidebook: Symposium and Field Workshop on Ediacaran and Cryogenian Stratigraphy.


Xiao, S., C. Zhou, P. Liu, D. Wang, and X. Yuan. 2014g, Phosphatized acanthomorphic acritarchs and related microfossils from the Ediacaran Doushantuo Formation at Weng'an (South China) and their implications for biostratigraphic correlation. Journal of Paleontology,  88: 1-67.


Xiao, S., C. Zhou, and M. Zhu. 2014h, International symposium and field workshop on Ediacaran and Cryogenian stratigraphy. Episodes,  37: 218-221.


Yuan, X., Z. Chen, S. Xiao, B. Wan, C. Guan, W. Wang, C. Zhou, and H. Hua. 2014: The Lantian biota: A new window onto the origin and early evolution of multicellular organisms. Paper presented at the Abstracts of South China 2014: A symposium and field workshop on Ediacaran and Cryogenian Stratigraphy, 2014.


Zhang, H., X. Dong, and S. Xiao. 2014, New bivalved arthropods from the Cambrian (Series 3, Drumian Stage) of western Hunan, South China. Acta Geologica Sinica,  88: 1388-1396.


Zhou, C., Z. Chen, W. Wang, and S. Xiao. 2014: The stratigraphic complexity of the middle Ediacaran Shuram anomaly in western Hubei Province, South China. Paper presented at the Abstracts of South China 2014: A symposium and field workshop on Ediacaran and Cryogenian Stratigraphy, 2014.



2013


Xiao, S., 2013, Oxygen and animal evolution. In D. E. Canfield, J. Farquhar, and J. F. Kasting (ed.), Treatise in Geochemistry, Volume 13: The Atmosphere. Elsevier, Dordrecht. In Press.

Zhang, H., X.-p. Dong, and S. Xiao, 2013, Reply to "Comment on 'Three head-larvae of Hesslandona angustata', Zhang et al., Gondwana Research, Volume 21, Issue 4, May 2012, Pages 1115-1127". Gondwana Research, 23: 1181-1182.

Yuan, X., Z. Chen, S. Xiao, B. Wan, C. Guan, W. Wang, C. Zhou, and H. Hua, 2013, The Lantian biota: A new window onto the origin and early evolution of multicellular organisms. Chinese Science Bulletin (English Edition), 58: 701-707.

Xiao, S. and L. P. Knauth, 2013, Fossils come in to land. Nature, 493: 28-29.

Chen, Z., C. Zhou, M. Meyer*, K. Xiang, J. D. Schiffbauer*, X. Yuan, and S. Xiao, 2013, Trace fossil evidence for Ediacaran bilaterian animals with complex behaviors. Precambrian Research, 224: 690-701.

2012

Botting, J. P., L. A. Muir, S. Xiao, X. Li, and J.-P. Lin, 2012, Evidence for spicule homology in calcareous and siliceous sponges: biminerallic spicules in Lenica sp. from the Early Cambrian of South China. Lethaia, 45: 463-475.

Wang, W., C. Zhou, X. Yuan, Z. Chen, and S. Xiao, 2012, A pronounced negative d13Ccarb excursion in an Ediacaran succession of western Yangtze Platform: a possible equivalent to the Shuram event and its implication for chemostratigraphic correlation in South China. Gondwana Research, 22: 1091-1101.

Narbonne, G. M., S. Xiao, J. G. Gehling, and G. A. Shields-Zhou, The Ediacaran Period. p. p. 413-435. In F. M. Gradstein, J. G. Ogg, M. Schmitz, and G. Ogg (ed.), Geological Time Scale 2012. Cambridge University Press, Cambridge.

Dong*, L., W. Song, S. Xiao, X. Yuan, Z. Chen, and C. Zhou, Micro- and macrofossils from the Piyuancun Formation and their implications for the Ediacaran-Cambrian boundary in southern Anhui. Journal of Stratigraphy, 36: 600-610.

Peng, S., X. Wang, S. Xiao, J. Tong, H. Hua, M. Zhu, and Y. Zhao, A call to replace the chronostratigraphic unit Sinian System (Period) with the global Ediacaran System (Period). Journal of Stratigraphy, 36: 55-59 (in Chinese with English abstract).

Dong, L. and S. Xiao, Quantitative methods in morphometric study of early life. Acta Palaeontologica Sinica, 51: 14-25 (in Chinese with English abstract).

Zhou, C., S.-Y. Jiang, S. Xiao, Z. Chen, and X. Yuan, Rare earth elements and carbon isotope geochemistry of the Doushantuo Formation in South China: Implication for middle Ediacaran shallow marine redox conditions. Chinese Science Bulletin, 57: 1998-2006.

Meyer*, M., J. D. Schiffbauer, S. Xiao, Y. Cai, and H. Hua, Taphonomy of the late Ediacaran enigmatic ribbon-like fossil Shaanxilithes. Palaios, 27: 354-372.

Schiffbauer*, J. D., A. F. Wallace, J. L. Hunter, M. Kowalewski, R. J. Bodnar, and S. Xiao, Thermally-induced structural and chemical alteration of organic-walled microfossils: an experimental approach to understanding fossil preservation in metasediments. Geobiology, 10: 402-423.

Zhang, H., X.-p. Dong, S. Xiao, Three head-larvae of Hesslandona angustata (Phosphatocopida, Crustacea) from the Upper Cambrian of western Hunan, South China and the phylogeny of Crustacea. Gondwana Research, 21: 1115-1127.

Zabini, C., J. D. Schiffbauer, S. Xiao, M. Kowalewski, Biomineralization, taphonomy, and diagenesis of Paleozoic lingulide brachiopod shells preserved in silicified mudstone concretions. Palaeogeography Palaeoclimatology Palaeoecology, 326-328: 118-127.

Cai*, Y., J. D. Schiffbauer, H. Hua, S. Xiao, Preservational modes in the Ediacaran Gaojiashan Lagersttte: Pyritization, aluminosilicification, and carbonaceous compression. Palaeogeography Palaeoclimatology Palaeoecology, 326-328: 109-117.

Cunningham, J. A., C.-W. Thomas, S. Bengtson, S. L. Kearns, S. Xiao, F. Marone, M. Stampanoni, P. C. J. Donoghue, Distinguishing geology from biology in the Ediacaran Doushantuo biota relaxes constraints on the timing of the origin of bilaterians. Proceedings of the Royal Society B (Biological Sciences), 279: 2369-2376.

Lyons, T. W., Reinhard, C. T., Love, G. D., Xiao, S., Geobiology of the Proterozoic Eon. p. 371-402. In A. H. Knoll, D. E. Canfield, K. O. Konhauser (ed.), Fundamentals of Geobiology. Wiley-Blackwell, Hoboken, NJ.

Xiao, S., A. H. Knoll, J. D. Schiffbauer, C. Zhou, X. Yuan, Comment on Fossilized nuclei and germination structures identify Ediacaran animal embryos as encysting protists. Science, 335: 1169c.

Jiang, G., X. Wang, X. Shi, S. Xiao, The origin of decoupled carbonate and organic carbon isotope signatures in the early Cambrian (ca. 542-520 Ma) Yangtze platform. Earth and Planetary Science Letters, 317-318: 96-110.

Schiffbauer*, J. D., S. Xiao, K. Sen Sharma, G. Wang, The origin of intracellular structures in Ediacaran metazoan embryos. Geology, 40: 223-226.

S. Xiao, K. A. McFadden*, S. Peek, A. J. Kaufman, C. Zhou, G. Jiang, and J. Hu, Integrated chemostratigraphy of the Doushantuo Formation at the northern Xiaofenghe section (Yangtze Gorges, South China) and its implication for Ediacaran stratigraphic correlation and ocean redox models. Precambrian Research, 192-195: 125-141.

2011

McKenzie, N. R., N. C. Hughes, P. M. Myrow, S. Xiao, and M. Sharma, Correlation of Precambrian-Cambrian sedimentary successions across northern India: a test of the utility of isotopic signatures of Himalayan lithotectonic units. Earth and Planetary Science Letters, 312: 471-483.

Cai*, Y., J. D. Schiffbauer*, H. Hua, and S. Xiao, Morphology and paleoecology of the late Ediacaran tubular fossil Conotubus hemiannulatus from the Gaojiashan Lagerstätte of southern Shaanxi Province, South China. Precambrian Research, 191: 46-57.

Kowalewski, M., J. L. Payne, F. A. Smith, S. C. Wang, D. W. McShea, S. Xiao, P. Novack-Gottshall, C. R. McClain, R. A. Krause, A. G. Boyer, S. Finnegan, K. Lyons, J. A. Stempien, J. Alroy, and P. A. Spaeth, 2011, The Geozoic Supereon. Palaios, 26: 251-255.

Anderson*, E., J. D. Schiffbauer*, and S. Xiao, Taphonomic study of Ediacaran organic-walled fossils confirms the importance of clay minerals and pyrite in Burgess Shale-type preservation. Geology, 39: 643-646.

 Jiang, G., X. Shi, S. Zhang, Y. Wang, and S. Xiao, Stratigraphy and paleogeography of the Ediacaran Doushantuo Formation (ca. 635-551 Ma) in South China. Gondwana Research, 19: 831-849.

Zhang, H., X. Dong, and S. Xiao, Two species of Hesslandona (Phoshatocopida, Crustacea) from the upper Cambrian of western Hunan, South China and the phylogeny of Phosphatocopida. Journal of Paleontology, 85: 770-788.

Yuan, X., Z. Chen, S. Xiao, C. Zhou, and H. Hua, An early Ediacaran assemblage of macroscopic and morphologically differentiated eukaryotes. Nature, 470: 390-393.

Shen*, B., S. Xiao, H. Bao, A. J. Kaufman, C. Zhou, and X. Yuan, Carbon and sulfur isotope evidence for a strong depth gradient and oceanic oxidation after the Ediacaran Hankalchoughglaciation. Geochimica et Cosmochimica Acta, 75: 1357-1373.

Shen*, B., C.-T. Lee, and S. Xiao, Germanium/silica ratios in diagenetic chert nodules from the Ediacaran Doushantuo Formation, South China. Chemical Geology, 280: 323-335.


2010

Cai*, Y., H. Hua, S. Xiao, J. D. Schiffbauer*, and P. Li, Biostratinomy of the late Ediacaran pyritized Gaojiashan Lagerstätte from southern Shaanxi, South China: Importance of event deposits. Palaios, 25: 487-506.

Hua, H., Z. Chen, X. Yuan, S. Xiao, and Y. Cai, The earliest Foraminifera from southern Shaanxi, China. Science China Earth Sciences, 53: 1756-1764.

Jiang, G., X. Wang, X. Shi, S. Zhang, S. Xiao, and J. Dong, Organic carbon isotope constraints on the dissolved organic carbon (DOC) reservoir at the Cryogenian-Ediacaran transition. Earth and Planetary Science Letters, 299: 159-168.

Lin, J.-P., Y.-L. Zhao, I. A. Rahman, S. Xiao, and Y. Wang, Bioturbation in Burgess Shale-type Lagerstätten - Case study of trace fossil-body fossil association from the Kaili Biota (Cambrian Series 3), Guizhou, China. Palaeogeography Palaeoclimatology Palaeoecology, 292: 245-256.

Shen*, B., S. Xiao, C. Zhou, A. J. Kaufman, and X. Yuan, Carbon and sulfur isotope chemostratigraphy of the Neoproterozoic Quanji Group of the Chaidam Basin, NW China: basin stratification in the aftermath of an Ediacaran glaciation postdating the Shuram event? Precambrian Research, 177: 241-252.

Xiao, S., J. D. Schiffbauer*, K. A. McFadden*, and J. Hunter, Petrographic and SIMS pyrite sulfur isotope analyses of Ediacaran chert nodules: Implications for microbial processes in pyrite rim formation, silicification, and exceptional fossil preservation. Earth and Planetary Science Letters, 297: 481-495.

Xiao, S., M. Kowalewski, B. Shen, L. Dong, and M. Laflamme, The rise of bilaterians: a few closing comments. Historical Biology, 22: 433-436.

Xiao, S., Q. Yang, and Z.-X. Luo, A Golden Age of Paleontology in China? A SWOT Analysis. Palaeontologia Electronica, 13: 3E:4p.

Xiao, S., Evolutionary patterns of the Ediacara biota. p. 129-133. In J. Weil and D. Blumel (ed.), McGraw-Hill Year Book of Science & Technology 2010. The McGraw-Hill Companies, New York.

(* denotes graduate students, post-doctoral fellows, or visiting scientists in the Xiao lab; please contact xiao@vt.edu for reprints)


For contributions older than 2010 and links to PDFs, see the research page of Dr. Xiao here