General

Hai-Lu You, Ph. D.
Research Professor
Institute of Vertebrate Paleontology and Paleoanthropology
Chinese Academy of Sciences
142 Xizhimenwai Street, Beijing 100044, P.R.China
Email: youhailu@ivpp.ac.cn


Research Areas

Paleontology and Stratigraphy

Education

1996-08--2002-06   University of Pennsylvania   Ph. D.
1989-08--1992-06   Institute of Vertebrate Paleontology and Paleoanthropology, Chinese Academy of Sciences, Master

1985-08--1989-06   East China Normal University, Bachelor



Experience

   
Work Experience

            2012-now Research Professor

Institute of Vertebrate Paleontology and Paleoanthropology

Chinese Academy of Sciences

Beijing, P. R. China

2004-2012  Research Professor

Institute of Geology, Chinese  Academy of Geological Sciences

Beijing, P. R. China.

2002-2004  Postdoctoral Fellow

Institute of Geology, Chinese  Academy of Geological Sciences

Beijing, P. R. China.

            1992-1996    Assistant Research Professor

Institute of Vertebrate Paleontology and Paleoanthropology

Chinese Academy of Sciences

Beijing, P. R. China 


Teaching Experience

Vertebrate Evolution

Publications

   
Papers

2017

(109) Button K., You H-L, Kirkland J.I. & Zanno L. 2017. Incremental growth of therizinosaurian dental tissues: implications for dietary transitions in Theropoda. PeerJ 5, e4129.

(108) Suarez, C A, You H-L, Suarez M B, Li D-Q, Trieschmann J B 2017. Stable isotopes reveal rapid enamel elongation (amelogenesis) rates for the Early Cretaceous iguanodontian dinosaur Lanzhousaurus magnidens. Scientific Reports 7: 15319.

(107)  Suarez, M. B., G. A. Ludvigson, L. A. González, and H.-L. You. 2017. Continental Paleotemperatures From An Early Cretaceous Dolomitic Lake, Gansu Province, China. Journal of Sedimentary Research 87(5):486-499.

(106)  Yang, J.-T., H.-L., You*, L. Xie, and H.-R. Zhou. 2017. A New Specimen of Crichtonpelta benxiensis (Dinosauria: Ankylosaurinae) from the Mid-Cretaceous of Liaoning Province, China. Acta Geologica Sinica (English Edition) 91(3):781-790.

(105)  Wang, G.-F., H.-L., You*, S.-G. Pan, and T. Wang. 2017. A new crested theropod dinosaur from the Early Jurassic of Yunnan Province, China. Vertebrata PalAsiatica 55(2):177-186.

 (104) Wang, Y.-M., H.-L., You*, T. Wang, A new basal sauropodiform dinosaur from the Lower Jurassic of Yunnan Province, China. Scientific Reports, 2017, 7:41881.

2016

103) Xu S-C, You H-L*, Wang J-W, Wang S-Z, Yi J, Jia L (2016) A new hadrosauroid dinosaur from the Late Cretaceous of Tianzhen, Shanxi Province, China. 古脊椎动物学报54(1): 67-78.

102) Xing, L., D. Marty, H. You, D. Li, H. Klein, D. Knaust, J. Zhang, R. T. McCrea, and W. S. Persons. 2016b. Complex In-Substrate Dinosaur (Sauropoda, Ornithopoda) Foot Pathways Revealed by Deep Natural Track Casts from the Lower Cretaceous Xiagou and Zhonggou Formations, Gansu Province, China. Ichnos:1-16. 10.1080/10420940.2016.1244054.

101) XING, L., M. G. LOCKLEY, H. YOU, G. PENG, X. TANG, H. RAN, T. WANG, J. HU, and . W. S. PERSONS. 2016a. Early Jurassic sauropod tracks from the Yimen Formation of Panxi region, Southwest China: Ichnotaxonomy and potential trackmaker. 地质通报 35(6):851-855

2015

100) Shibata M, Jintasakul P, Azuma Y, You H-L (2015) A New Basal Hadrosauroid Dinosaur from the Lower Cretaceous Khok Kruat Formation in Nakhon Ratchasima Province, Northeastern Thailand. PLoS ONE 10:e0145904. DOI: 10.1371/journal.pone.0145904.

99)   O’Connor J K, Li D-Q, Lamanna M C, Wang M, Harris J D, Atterholt J, You H-L (2015) A new Early Cretaceous enantiornithine (Aves, Ornithothoraces) from northwestern China with elaborate tail ornamentation. Journal of Vertebrate Paleontology: e1054035. DOI: 10.1080/02724634.2015.1054035.

98)   Wang R-F, You H-L*, Wang S-Z, Xu S-C, Yi J, Xie L-J, Jia L,  Xing H (2015) A second hadrosauroid dinosaur from the early Late Cretaceous of Zuoyun, Shanxi Province, China. Historical Biology DOI:10.1080/08912963.2015.1118688:1-8.

97)    张茜楠, 尤海鲁, 李大庆. 2015. 甘肃马鬃山地区早白垩世晚期恐龙化石. 地质通报 34(5): 890-897.

96 Motani R, Jiang D-Y, Tintori A, Rieppel O, Chen G-B Chen, You H-L (2015) First evidence of centralia in Ichthyopterygia reiterating bias from paedomorphic characters on marine reptile phylogenetic reconstruction. Journal of Vertebrate Paleontology (advance online publication). DOI:10.1080/02724634.2014.948547

95)   Wang M, Li D-Q, O'Connor J KZhou Z-H, You H-L (2015) Second species of enantiornithine bird from the Lower Cretaceous Changma Basin, northwestern China with implications for the taxonomic diversity of the Changma avifauna. Cretaceous Research 55: 56-65.

94)   Liston J J, You H-L (2015) Chinese fossil protection law and the illegal export of vertebrate fossils from china. Journal of Vertebrate Paleontology e904791. DOI:10.1080/02724634.2014.904791.

93)   Peng C, Murray A M, Brinkman D B, Zhang J-Y, You H-L (2015) A new species of Sinamia (Amiiformes, Sinamiidae) from the Early Cretaceous of Lanzhou Basin, Gansu, China. Journal of Vertebrate Paleontology e902847. DOI:10.1080/02724634.2014.902847.

92)    Wang Y-M, O'Connor J K, Li D-Q,  You H-L (2015) New information on postcranial skeleton of the Early Cretaceous Gansus yumenensis (Aves: Ornithuromorpha). Historical Biology: 1-14. 10.1080/08912963.2015.1006217

91)    Xing L-D, Lockley MG, Zhang J, You H-L, Klein H, Scott Persons Iv W, Dai H, Dong Z-M (2015) First Early Jurassic Ornithischian and theropod footprint assemblage and a new ichnotaxon Shenmuichnus wangi ichnosp. nov. from Yunnan Province, southwestern China. Historical Biology DOI:10.1080/08912963.2015.1020424:1-13.

90Motani R, Jiang D-Y, Tintori A, Rieppel O, Chen G-B, You H-L (2015) Status of Chaohusaurus chaoxianensis (Chen, 1985). Journal of Vertebrate Paleontology e892011. DOI:10.1080/02724634.2014.892011.

89)    Xing L-D, Li D-Q, Lockley M G, Marty D, Zhang J-P, Scott Persons W, You H-L, Peng C, Kümmell S B (2015) Dinosaur natural track casts from the Lower Cretaceous Hekou Group in the Lanzhou-Minhe Basin, Gansu, Northwest China: Ichnology, track formation, and distribution. Cretaceous Research 52(PA): 194 - 205.

2014

88)    黄建东, *尤海鲁, 杨精涛, 任鑫鑫 (2014) 安徽黄山中侏罗世蜥脚类恐龙一新属种.古脊椎动物学报52(4): 390-400.

87)    You H-L, Li D-Q, Dodson P (2014) Gongpoquansaurus mazongshanensis (Lü, 1997) comb. nov. (Ornithischia: Hadrosauroidea) from the Early Cretaceous of Gansu Province, northwestern China. In: D A Eberth, D C Evans eds. Hadrosaurs. Proceedings of the International Hadrosaur Symposium. Indiana University Press, Bloomington and Indianapolis, 73-76.

86)    McDonald A T, Maidment S C R, Barrett P, You H-L, Dodson P (2014) Osteology of the basal hadrosauroid Equijubus normani (Dinosauria, Ornithopoda) from the Early Cretaceous of China. In: D A Eberth, D C Evans eds. Hadrosaurs. Proceedings of the International Hadrosaur Symposium. Indiana University Press, Bloomington and Indianapolis, 44-72.

85)    You H-L, Azuma Y, Wang T, Wang Y-M, Dong Z-M (2014) The first well-preserved coelophysoid theropod dinosaur from Asia. Zootaxa 3873(3): 233-249.

84)    You H-L (2014) A tale of a ‘middle’ tail. National Science Review 1: 487.

83)    Xing L-D, Li D-Q, Lockley M G, Zhang J-P,  You H-L, Klein H, Marty D, Persons IV W S, Peng, C (2014) Theropod and sauropod track assemblages from the Lower Cretaceous Hekou Group of Zhongpu, Gansu Province, China.  Acta Palaeontologica Sinica 53(3): 381-391.

82)    Li L-G, Li D-Q, You H-L, Dodson P (2014). A new titanosaurian sauropod from the Hekou Group (Lower Cretaceous) of the Lanzhou-Minhe Basin, Gansu Province, China. PLoS ONE 9(1): e85979. doi:10.1371/journal.pone.0085979.

2013

81)    杨精涛, *尤海鲁, 李大庆, 孔得来 (2013) 多刺甲龙亚科恐龙在亚洲的首次发现.古脊椎动物学报51(4): 265-277.

80)    Wang R-F, *You H-L, Xu S-C, Wang S-Z, Yi J, Xie L-J, Jia L, Li Y-X ( 2013) A New Hadrosauroid Dinosaur from the Early Late Cretaceous of Shanxi Province, China. PLoS ONE, 8(10), e77058.

79)    Wang Y-M, O'Connor J K, Li D-Q, You H-L (2013) Previously Unrecognized Ornithuromorph Bird Diversity in the Early Cretaceous Changma Basin, Gansu Province, Northwestern China. PLoS ONE, 8(10), e77693.

78)    Suarez M B, Ludvigson G A, González L A, Al-Suwaidi A H, You H-L (2013) Stable isotope chemostratigraphy in lacustrine strata of the Xiagou Formation, Gansu Province, NW China. Geological Society, London, Special Publications 382(1): 143-155.

77)    Brinkman D, Yuan C-X, Ji Q, Li D-Q, You H-L (2013) A new turtle from the Xiagou Formation (Early Cretaceous) of Changma Basin, Gansu Province, P. R. China. Palaeobiodiversity and Palaeoenvironments, 93(3): 367-382.

76)    Xing L-D, Miyashita T, Currie P J, You H-L, Dong Z-M (2013) A new basal eusauropod from the Middle Jurassic of Yunnan, China, and faunal compositions and transitions of Asian sauropodomorph dinosaurs. Acta Palaeontologica Polonica, http://dx.doi.org/10.4202/app.2012.0151.

2012

75)    Nudds R L, Atterholt J, Wang X, You H-L, Dyke G J (2012) Locomotory abilities and habitat of the Cretaceous bird Gansus yumenensis inferred from limb length proportions. Journal of Evolutionary Biology, DOI: 10.1111/jeb.12036.

74)    O’Connor J K, Chiappe L M, Chuong C-M, Bottjer D J, You H-L (2012) Homology and Potential Cellular and Molecular Mechanisms for the Development of Unique Feather Morphologies in Early Birds. Geosciences 2, 157-177.

73)    Tanoue K, Li D-Q, You H-L (2012) Tooth replacement pattern in maxillary dentition of basal Neoceratopsia. Bull. Kitakyushu Mus. Nat. Hist. Hum. Hist., Ser. A.10: 123-127.

72)    You H-L, Morschhauser E, Dodson P, Li D-Q (2012) Auroraceratops sp. (Dinosauria: Neoceratopsia) from the Early Cretaceous of the Mazongshan Area in Northwestern China. Vertebrata PalAsiatica 50(2): 170-180.

2011

71)    You H-L, Li D-Q, Liu W-C (2011) A new hadrosauriform dinosaur from the Early Cretaceous of Gansu Province, China. Acta Geologica Sinica (English Edition) 85(1): 51-57.

70)    Xu X, You H-L, Du K, Han F-L (2011) An Archaeopteryx-like theropod from China and the origin of Avialae. Nature 475(7357): 465-470.

69)    Ji S-A, Atterholt J, O’Connor J K, Lamanna M C, Harris J D, Li D-Q, You H-L, Dodson P (2011) A new, three-dimensionally preserved enantiornithine bird (Aves: Ornithothoraces) from Gansu Province. Zoological Journal of the Linnean Society (162): 201–219.

68)    Wogelius R A, Manning P L, Barden H E, Edwards N P, Webb S M, Sellers W I, Taylor K G, Larson P L, Dodson P, You H-L, Li D-Q, Bergmann U (2011) Trace Metals as Biomarkers for Eumelanin Pigment in the Fossil Record. Science 333(6049): 1622-1626.

2010

67)    You H-L, Atterholt J, O’Connor J K, Harris J D, Lamanna M C, Li D-Q (2010) A second Cretaceous ornithuromorph bird from the Changma Basin, Gansu Province, northwestern China. Acta Palaeontologica Polonica: 55 (4): 617–625.

66)    You H-L, Tanoue K, Dodson P (2010) A new species of Archaeoceratops (Dinosauria: Neoceratopsia) from the Early Cretaceous of the Mazongshan Area, Northwestern China. In: M J Ryan, B J Chinnery-Allgeier and D A Eberth, eds. New Perspectives on Horned Dinosaurs: The Royal Tyrrell Museum Ceratopsian Symposium. Indiana University Press, Bloomington and Indianapolis, pp 59-67.

65)   Dodson P, You H-L, Tanoue K (2010) Comments on the basicranium and palate of basal ceratopsians. In: M J Ryan, B J Chinnery-Allgeier and D A Eberth, eds. New Perspectives on Horned Dinosaurs: The Royal Tyrrell Museum Ceratopsian Symposium. Indiana University Press, Bloomington and Indianapolis, pp 221-233.

64)    Tanoue K, You H-L, Dodson P (2010) Mandibular anatomy in basal Ceratopsia. In: M J Ryan, B J Chinnery-Allgeier and D A Eberth, eds. New Perspectives on Horned Dinosaurs: The Royal Tyrrell Museum Ceratopsian Symposium. Indiana University Press, Bloomington and Indianapolis, pp 234-250.

63)    Murray A, You H-L, Peng C (2010) A new Cretaceous osteoglossomorph fish from Gansu Province, China. Journal of Vertebrate Paleontology 30(2): 322-332.

62)    Xu X, Zheng X-T, You H-L (2010) Exceptional dinosaur fossils show ontogenetic development of early feathers. Nature 464: 1338–1341.

61)    Liu Y-Q, Ji Q, Ji S-A, You H-L et al. 2010. Late Mesozoic Terrestrial Stratigraphy, Biotas and Geochronology in North-east China. Acta Geoscientica Sinica 31(supp.1): 42-45.

2009

60)    You, H.-L. and Li, D.-Q. 2009. A new basal hadrosauriform dinosaur (Ornithischia: Iguanodontia) from the Early Cretaceous of northwesternChina. Canadian Journal of Earth Sciences 46 (12): 949-957. doi:10.1139/E09-067.

59)    Xing, L.-D., Ye, Y., Shu, C.-K., Peng, G.-Z., and You, H.-L. 2009. Structure, orientation and finite element analysis of the tail club of Mamenchisaurus hochuanensis. Acta Geologica Sinica (English Edition) 83(6): 1031-1040.

58)    You, H.-L. and Li, D.-Q. 2009. The first well-preserved Early Cretaceous brachiosaurid dinosaur in Asia. Proceeding of Royal Society B. 276: 4077-4082. doi: 10.1098/rspb.2009.1278

57)    Tanoue, K., Grandstaff, B., You, H.-L., and Dodson, P. 2009. Jaw mechanics in basal Ceratopsia (Ornithischia, Dinosauria). The Anatomical Record 292: 1352-1369.

56)    Zheng, X.-T., Xu, X., You, H.-L., Zhao, Q., and Dong, Z.-M. 2009. A short-armed dromaeosaurid from the Jehol Group ofChinawith implications for early dromaeosaurid evolution. Proceeding of Royal Society B. doi: 10.1098/rspb.2009.1178.

55)    Tanoue, K., You, H.-L., and Dodson, P. 2009. Comparative anatomy of selected basal ceratopsian dentitions. Canadian Journal of Earth Sciences 46: 425-439.

54)    Lü, J.-C., Xu, L, Jia, S.-H., Zhang, X.-L., Zhang, J.-M., Yang, L.-L., You, H.-L., and Ji, Q. 2009. A new gigantic sauropod dinosaur from the Cretaceous of Ruyang, Henan, China. Geological Bulletin ofChina28 (1): 1-10.

53)    Zheng, X.-T., You, H.-L., Xu, X., and Dong, Z.-M. 2009. An Early Cretaceous heterodontosaurid dinosaur with filamentous integumentary structures. Nature 458: 333-336.

52)    Xu, X. Zheng, X.-T., and You, H.-L. 2009. A new feather type in a nonavian theropod and the early evolution of feathers. PNAS 106(3): 832–834.

2008

51)    You, H.-L., Li, D.-Q., and Ji, Q. 2008. Daxiatitan binglingi: a giant sauropod dinosaur from the Early Cretaceous of China. Gansu Geology 17(4): 1-10.

50)    Li, D.-Q., You, H.-L., and Zhang, J.-P. 2008. A new specimen of Suzhousaurus megatherioides (Dinosauria: Therizinosauroidea) from the Early Cretaceous of Northwestern China. Canadian Journal of Earth Sciences 45: 769-779.

49)    You, H.-L., Tanoue, K., and Dodson, P. 2008. New data on cranial anatomy of the ceratopsian dinosaur Psittacosaurus major. Acta Palaeontologica Polonica 53(2): 183-196.

48)    You, H.-L. and Luo, Z.-X. 2008. Dinosaurs from the Lower Cretaceous Gongpoquan Basin in Jiuquan Area, Gansu Province,China. Acta Geologica Sinica 82(1): 139-144.

2007

47)    You, H.-L., Tanoue, K., and Dodson, P. 2007. A new specimen of Liaoceratops yanzigouensis (Dinosauria: Neoceratopsia) from the Early Cretaceous of Liaoning Province, P. R. China. Acta Geologica Sinica (English Edition) 81(6): 898-904.

46)    Wang, X.-R., You, H.-L., Meng, Q.-J., Gao, C.-L., Cheng, X.-D., and Liu, J.-Y.  2007. Dongbeititan dongi, the first sauropod dinosaur from the Lower Cretaceous Jehol Group of western Liaoning Province,China. Acta Geologica Sinica (English Edition) 81(6): 911-916.

45)    Li, D.-Q., Peng, C., You, H.-L., Lamanna, M. C., Harris, J. D., Lacovara, K. J., and Zhang, J.-P.  2007. A Large Therizinosauroid (Dinosauria: Theropoda) from the Early Cretaceous of Northwestern China. Acta Geologica Sinica (English Edition) 81(4): 539-549.

2006

44)    Lamanna, M. C., You, H.-L., Harris, J. D., Chiappe, L. M., Ji, S.-A., LÜ, J.-C., and Ji, Q.. 2006. An Enantiornithine (Aves: Ornithothoraces) Partial Skeleton from the Early Cretaceous of Northwestern China. Acta Palaeontologica Polonica 51(3): 423-434.

43)    You, H.-L., Li, D.-Q., Zhou, L.-Q., and Ji, Q.. 2006. Huanghetitan liujiaxiaensis, a new sauropod dinosaur from the Early Cretaceous Hekou Group of Lanzhou Basin, Gansu Province,China. Geological Review 52(5): 668-674.

42)    You, H.-L., Lamanna, M. C., Harris, J. D., Chiappe, L. M., O’Connor, J., Ji, S.-A., Lü, J.-C., Yuan, C.-X., Li, D.-Q., Zhang, X., Dodson, P., Lacovara, K. J., and Ji, Q.. 2006. A nearly modern, amphibious bird from the Early Cretaceous of northwesternChina.  Science 312(5780): 1640-1643.

41)    Harris, J. D., Lamanna, M. C., You, H.-L., Ji, S.-A., and Ji, Q.. 2006. A second enantiornithean (Aves: Ornithothoraces) wing from the Early Cretaceous Xiagou Formation near Changma, Gansu Province, People’s Republic ofChina. Canadian Journal of Earth Sciences 43(5): 547-554.

40)    Ji, S.-A., Ji, Q., You, H.-L., Lü, J.-C., and Yuan, C.-X.. 2006. Webbed foot of an Early Cretaceous ornithurine bird Gansus fromChina. Geological Bulletin ofChina 25(11): 1295-1298.

39)    Ji, Q., Liu, Y.-Q., Ji, S.-A., Chen, W., Lü, J.-C., You, H.-L., and Yuan, C.-X.. 2006. On the terrestrial Jurassic-Cretaceous boundary inChina. Geological Bulletin ofChina 25(3): 336-339.

38)    JiQ., Liu, Y.-Q.Ji, S.-A., Chen, W., Lü, J.-C.You, H.-L., and Yuan, C.-X.. 2006. On the terrestrial Jurassic-Cretaceous boundary inChina. Geological Bulletin ofChina 25(3): 336-339.

2005

37)    Ji, Q., Liu, Y.-Q., Chen, W., Ji, S.-A., Lü, J.-C., You, H.-L., and Yuan, C.-X.. 2005. On the geological age of Daohugou Biota. Geological Review 51(6): 609-612.

36)    You, H.-L., O’Connor, J., Chiappe, L. M., and Ji, Q.. 2005. A new fossil bird from the Early Cretaceous of Gansu province, northwesternChina. Historical Biology 17: 7-14.

35)    You, H.-L., Li, D.-Q., Ji, Q., Lamanna, M. C., and Dodson, P.. 2005. On a new genus of basal neoceratopsian dinosaur from the Early Cretaceous of Gansu Province, China. Acta Geologica Sinica (English Edition) 79(5): 593-597.

34)    You, H.-L., Ji, Q.., and Li, D.-Q.. 2005. Lanzhousaurus magnidens gen. et sp. nov. from Gansu Province,China: the largest-toothed herbivorous dinosaur in the world. Geological Bulletin ofChina 24(9): 785-794.

33)    You, H.-L. and Xu, X.. 2005. An adult specimen of Hongshanosaurus houi (Dinosauria: Psittacosauridae) from the Lower Cretaceous of Western Liaoning Province, China. Acta Geologica Sinica (English Edition) 79(2): 168-173.

32)    Ji, Q., Ji, S.-A., Lü, J.-C., You, H.-L., Chen, W., Liu, Y.-Q., and Liu, Y.-X.. 2005. First avialian bird fromChina(Jinfengopteryx elegans gen. et sp. nov.). Geological Bulletin ofChina 24(3): 197-205.

2004

31)    You, H.-L. 2004. Ornithischian dinosaurs from western Liaoning area,China. Post-doctoral dissertation. Chinese Academy of Geological Sciences, Beijing, 111 pp.

30)    Ji, Q., Ji, S.-A., Cheng, Y.-N., You, H.-L., Lü, J.-C., Liu, Y.-Q., and Yuan, C.-X.. 2004.  Pterosaur egg with a leathery shell. Nature 432: 572.

29)    You, H.-L. and Dodson, P.. 2004. Basal Ceratopsia, in D. B. Weishampel, P. Dodson and H. Osmólska (eds.), The Dinosauria 2nd Edition. University  of California Press, Berkeley, pp. 478-493.

28)    You, H.-L., Ji, Q., Lamanna, M. C., Li, J.-L., and Li, Y.-X.. 2004. A titanosaurian sauropod dinosaur with opisthocoelous caudal vertebrae from the early Late Cretaceous of Liaoning Province, China. Acta Geologica Sinica (English Edition) 78(4): 907-911.

27)    Ji, Q., Ji, S.-A., Cheng, Y.-N., You, H.-L., Lü, J.-C., and Yuan, C.-X.. 2004. The first fossil soft-shell eggs with embryos from Late Mesozoic Jehol Biota of western Liaoning,China. Acta Geoscientica Sinica 25(3): 275-285 (In Chinese with English abstract).

26)    Ji, Q., Chen, W., Wang, W.-L., Jin, X.-C., Zhang, J.-P., Liu, Y.-X., Zhang, H., Yao, P.-Y., Ji, S.-A., Yuan, C.-X., Zhang, Y., and You, H.-L.. 2004. Mesozoic Jehol Biota of Western Liaoning,China. Geological Publishing House, Beijing, 375 pp.

2003

25)    You, H.-L., Tang, F., and Luo, Z.-X.. 2003. A New Basal Titanosaur (Dinosauria: Sauropoda) from the Early Cretaceous ofChina. Acta Geologica Sinica (English Edition) 77(4): 424-429.

24)    You, H.-L., Luo, Z-X., Shubin, N. H., Witmer, L. M., Tang, Z.-L., and Tang, F.. 2003. The earliest-known duck-billed dinosaur from deposits of late Early Cretaceous age in northwestChinaand hadrosaur evolution. Cretaceous Research 24(3): 347-355.

23)    Shapiro, M. D., You, H.-L., Shubin, N. H., Luo, Z.-X., and Downs, J. P.. 2003. A large ornithomimid from the Early Cretaceous of the Mazongshan Area, northeastern Gansu Province, People’s Republic of China. Journal of Vertebrate Paleontology 23(3): 695-698.

22)    You, H.-L., and Dong, Z.-M.. 2003. A new Protoceratopsid (Dinosauria: Neoceratopsia) from the Late Cretaceous of Inner Mongolia, China. Acta Geologica Sinica (English Edition) 77(3): 299-303.

21)    You, H.-L. and Dodson, P.. 2003. Redescription of neoceratopsian dinosaur Archaeoceratops and early evolution of Neoceratopsia. Acta Palaeontologica Polonica 48(2): 261-272.

20)    You, H.-L., Ji, Q., Li, J.-L., and Li, Y.-X.. 2003. A new hadrosauroid dinosaur from the mid-Cretaceous of Liaoning Province, P. R. China. Acta Geologica Sinica (English Edition) 77(2): 148-154.

19)    Ji, Q., Ji, S.-A., You, H.-L., Zhang, J.-P., Zhang, H.-B., Zhang, N.-J., Yuan, C.-X., and Ji, X.-X.. 2003. An Early Cretaceous Avialan Bird, Shenzhouraptor sinensis from Western Liaoning,China. Acta Geologica Sinica (English Edition) 77(1): 21-27.

18)    You, H.-L., Xu, X., and Wang, X.-L.. 2003. A new genus of Psittacosauridae (Dinosauria: Ornithopoda) and the origin and early evolution of marginocephalian dinosaurs. Acta Geologica Sinica (English Edition) 77(1): 15-20.

2002

17)    Ji, Q., Ji, S.-A., Zhang, H.-B., You, H.-L., Zhang, J.-P., Wang, L.-X., Yuan, C.-X., and Ji, X.-X.. 2002. A New Avialan Bird -- Jixiangornis orientalis gen. et sp. nov. -- from the Lower Cretaceous of Western  Liaoning. Journal of Nanjing University (Natural Sciences) 38(6): 723-736. (in Chinese with English abstract)

16)    Ji, Q., Ji, S.-A., You, H.-L., Zhang, J.-P., Yuan, C.-X., Ji, X.-X., Li, J.-L., and Li, Y.-X.. 2002. Discovery of an avialae bird—Shenzhouraptor sinensis gen. et sp. nov.—fromChina. Geological Bulletin ofChina 21(7): 363-369. (In Chinese with English summary)

15)    You, H.-L. 2002. Mazongshan dinosaur assemblage from late Early Cretaceous of northwestChina, Ph.D. dissertation. University  of Pennsylvania, 171 pp.

14)    Xu, X., Makovicky, P. J., Wang, X.-L., Norell, M. A., and You, H.-L.. 2002. A ceratopsian dinosaur fromChinaand the early evolution of Ceratopsia. Nature 416: 314-317.

13)   Li, C. and You, H.-L.. 2002. Cymbospondylus (Ichthyosauria) from the Upper Triassic of Guizhou,China. Vertebrata PalAsiatica 40(1): 9-16.

2001

12)    Smith, J.B., Harris, J. D., Omar, G. I., Dodson, P., and You, H.-L.. 2001.  Biostratigraphy and avian origins in northeastern China, pp. 549-589 in J. A. Gauthier and L. F. Gall (eds.), New Perspectives on the Origin and Early Evolution of Birds: Proceedings of the International Symposium in Honor of John H. Ostrom.  Peabody Museum of Natural History, Yale University, New   Haven.

11)    Xu, X., Wang, X.-L., and You, H.-L.. 2001. A juvenile ankylosaur fromChina. Naturwissenshaften 88(7): 297-300.

10)    Tang, F., Luo, Z.-X., Zhou, Z.-H., You, H.-L., Georgi, J. A., Tang, Z.-L., and Wang, X.-Z.. 2001. Biostratigraphy and paleoenvironment of the dinosaur-bearing sediments in Lower Cretaceous of Mazongshan area, Gansu Province,China. Cretaceous Research 22: 115-129.

2000

9)     Cao, Y.-S., and You, H.-L.. 2000. The jaw of Datousaurus bashanensis Dong and Tang, 1984. Acta Palaeontologia Sinica 39(3): 391-395.

8)     Xu, X., Wang, X.-L., and You, H.-L.. 2000. A primitive ornithopod from the Early Cretaceous Yixian Formation of Liaoning. Vertebrata PalAsiatica 38(4): 318-325.

1998

7)    Motani, R. and You, H.-L.. 1998. Taxonomy and limb ontogeny of Chaohusaurus geishanensis (Ichthyosauria), with a note on the allometric equation. Journal of Vertebrate Paleontology 18(3): 533-540.

6)    Barrett, P., You, H.-L., Upchurch, P., and Burton, A.. 1998. A new Ankylosaurian dinosaur (Ornithischia: Ankylosauria) from the Upper Cretaceous of Shanxi Province, People’s Republic ofChina. Journal of Vertebrate Paleontology 18(2): 376-384.

5)    Motani, R. and You, H.-L..  1998.  The forefin of Chensaurus chaoxianensis (Ichthyosauria) shows delayed mesopodial ossification. Journal of Paleontology 72(1): 133-136.

4)    Tang, F., Luo, Z.-X., Zhou, Z.-H., You, H.-L., and Tan, L.. 1998. Genesis of the stratigraphic sequence in the late Mesozoic terrestrial basin in the Mazongshan areas of Gansu  Province. Chinese Geology 1998 (10): 41-44.

1997

3)    Dong, Z.-M. and You, H.-L.. 1997. A new segnosaur from Mazongshan area, Gansu Province,China, in Z.-M. Dong (ed.), Sino-Japanese Silk Road Dinosaur Expedition, China Ocean Press, Beijing, pp. 90-95.

1996

2)    Motani, R., You, H.-L., and McGowan, C.. 1996. Eel-like swimming in the earliest ichthyosaurs. Nature 382: 347-348.

1995

1)    You, H.-L. and Azuma, Y.. 1995. Early Cretaceous dinosaur footprints from Luanping, Hebei Province,China, in A.-L. Sun and Y.-Q. Wang (eds.), Sixth Symposium on Mesozoic Terrestrial Ecosystems and Biota, short papers, China Ocean Press. Beijing, pp. 151-156.


Research Interests

Dinosaurs and Mesozoic Terrestrial Ecosystem