Reanalysis of "raptorex kriegsteini": A juvenile tyrannosaurid dinosaur from mongolia

PLoS ONE

Volumn 6, Issue 6, 2011, Pages

  Fowler, Denver W ^a   Woodward, Holly N ^a   Freedman, Elizabeth A ^a   Larson, Peter L ^b,c   Horner, John R ^a  

^a MONTANA STATE UNIVERSITY   (United States)

^b Black Hills Institute of Geological Research Inc   (United States)

^c UNIVERSITY OF MANCHESTER   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

ARTICLE; BONE MATURATION; CONTROLLED STUDY; DINOSAUR; FOSSIL ANIMAL; GENETIC ANALYSIS; HISTOLOGY; JUVENILE ANIMAL; MONGOLIA; NONHUMAN; ONTOGENY; ORGANISMS BY PHYLOGENETIC POSITION; RAPTOREX KRIEGSTEINI; STRATIGRAPHY; TAXONOMIC IDENTIFICATION; TAXONOMIC RANK; ANIMAL; CLASSIFICATION; EVOLUTION; PALEONTOLOGY; PHYLOGENY;

DINOSAURIA; TARBOSAURUS; TYRANNOSAURIDAE;

ANIMALS; BIOLOGICAL EVOLUTION; DINOSAURS; MONGOLIA; PALEONTOLOGY; PHYLOGENY;

EID: 79959683181     PISSN: None     EISSN: 19326203     Source Type: Journal    
DOI: 10.1371/journal.pone.0021376     Document Type: Article

References (88)

1. Osborn HF, (1905) Tyrannosaurus and other Cretaceous carnivorous dinosaurs. B Am Mus Nat Hist 21: 259-265.
2. Maleev EA, (1955) Giant carnivorous dinosaurs of Mongolia. Dokl Akad Nauk SSSR+ 104: 634-637.
3. Rozhdestvensky AK, (1965) Growth changes in Asian dinosaurs and some problems of their taxonomy. Paleontol Zh 3: 95-109.
4. Holtz TR Jr, (2004) Tyrannosauroidea. In: Weishampel D, Dodson P, Osmolska H, editors. The Dinosauria Berkeley California University of California Press pp. 111-136.
5. Madsen JH, (1974) A new theropod dinosaur from the Upper Jurassic of Utah. J Paleontol 48: 27-31.
6. Carpenter K, Miles C, Cloward K, (2005) New small theropod from the Upper Jurassic Morrison Formation of Wyoming. In: Carpenter K, editors. The Carnivorous Dinosaurs Bloomington Indiana University Press pp. 23-48.
7. Hutt S, Naish DW, Martill DM, Barker MJ, Newberry P, (2001) A preliminary account of a new tyrannosauroid theropod from the Wessex Formation (Early Cretaceous) of southern England. Cretaceous Res 22: 227-242.
8. Rauhut OWM, (2003) A tyrannosauroid dinosaur from the Upper Jurassic of Portugal. Palaeontology 46: 903-910.
9. Benson RBJ, (2008) New information on Stokesosaurus, a tyrannosauroid (Dinosauria: Theropoda) from North America and the United Kingdom. J Vertebr Paleontol 28: 732-750.
10. Xu X, Norell MA, Kuang X, Wang X, Zhao Q, et al. (2004) Basal tyrannosauroids from China and evidence for protofeathers in tyrannosauroids. Nature 431: 680-684.
11. Xu X, Clark JM, Forster CA, Norell MA, Erickson GM, et al. (2006) A basal tyrannosauroid dinosaur from the Late Jurassic of China. Nature 439: 715-718.
12. Benson RBJ, Barrett PM, Rich TH, Vickers-Rich P, (2010) A Southern Tyrant Reptile. Science 327: 1613.
13. Herne MC, Nair JP, Salisbury SW, (2010) Comment on "A Southern Tyrant Reptile". Science 329: 1013.
14. Sereno PC, Tan L, Brusatte SL, Kriegstein HJ, Zhao X, et al. (2009) Tyrannosaurid skeletal design first evolved at small body size. Science 326: 418-422.
15. Clark J, (2009) Becoming T. rex. Science 326: 373-374.
16. Achenbach J, (2009) Unveiled: The Surprisingly Small Precursor of T. Rex. Washington Post 18th Sept 2009. Available: http://www.washingtonpost.com/wp-dyn/content/article/2009/09/17/AR2009091702573.html?hpid=topnews&sid=ST2009091800725 Accessed 2011 March 8.
17. Boyle A, (2009) Tiny T. rex? Big surprise! MSNBC News. Available: http://cosmiclog.msnbc.msn.com/archive/2009/09/17/2072603.aspx. Accessed 2011 March 8.
18. Mullen W, (2009) Fossil identified as mini-T. rex. Chicago Tribune, Sept 18th 2009. Available: http://articles.chicagotribune.com/2009-09-18/news/0909170802_1_fossil-bones-tyrannosaurus-rex-chicago-paleontologist-paul-sereno. Accessed 2011 March 8.
19. Li P-X, Su D-Y, Li Y-G, Yu J-X, (1994) Age Assignment of the Lycoptera- bearing Bed. Acta Geol Sin-Engl 7: 329-349.
20. Brochu CA, (1996) Closure of neurocentral sutures during crocodilian ontogeny: implications for maturity assessment in fossil archosaurs. J Vert Paleontol 16: 49-62.
21. Zhang J-Y, (2002) A new species of Lycoptera from Liaoning, China. Vertebrat PalAsiatic 40: 257-266.
22. Newbrey MG, Murray AM, Brinkman DB, Wilson MVH, Neuman AG, (2010) A new articulated freshwater fish (Clupeomorpha, Ellimmichthyiformes) from the Horseshoe Canyon Formation, Maastrichtian, of Alberta, Canada. Can J Earth Sci 47: 1183-1196.
23. Brinkman DB, Neuman AG, (2002) Teleost centra from uppermost Judith River Group (Dinosaur Park Formation, Campanian) of Alberta. Can J Paleontol 76: 138-155.
24. Ma F, (1987) Review of Lycoptera davidi. Vertebrat PalAsiatic 25: 8-19.
25. Zaragüeta Bagils R, (2004) Basal clupeomorphs and ellimmichthyiform phylogeny. In: Arratia G, Tintori A, editors. Mesozoic Fishes 3 - Systematics, Paleoenvironments and Biodiversity Munich, Germany Verlag Dr. Friedrich Pfeil pp. 391-404.
26. Currie PJ, Eberth DA, (1993) Palaeontology, sedimentology and palaeoecology of the Iren Dabasu Formation (Upper Cretaceous), Inner Mongolia, People's Republic of China. Cretaceous Res 14: 127-144.
27. Trueman CN, Benton MJ, (1997) A geochemical method to trace the taphonomic history of reworked bones in sedimentary settings. Geology 25: 263-266.
28. Trueman CN, Behrensmeyer AK, Potts R, Tuross N, (2006) High-resolution records of location and stratigraphic provenance from the rare earth element composition of fossil bones. Geochim Cosmochim Ac 70: 4343-4355.
29. Brown B, Schlaikjer E, (1940) The structure and relationships of Protoceratops. Ann NY Acad Sci 40: 133-266.
30. Russell DA, (1970) Tyrannosaurs from the Late Cretaceous of western Canada. Natl Mus Can Publ Paleontol 1: 1-34.
31. Dodson P, (1975) Taxonomic implications of relative growth in lambeosaurine hadrosaurs. Syst Zool 24: 37-54.
32. Dodson P, (1976) Quantitative aspects of relative growth and sexual dimorphism in Protoceratops. J Paleontol 50: 608-618.
33. Maryanska T, Osmolska H, (1979) Aspects of hadrosaurian cranial anatomy. Lethaia 12: 265-273.
34. Horner JR, (1983) Cranial osteology and morphology of the type specimen of Maiasaura peeblesorum (Ornithischia: Hadrosauridae), with discussion of its phylogenetic position. J Vert Paleontol 3: 29-38.
35. Dodson P, Currie PJ, (1988) The smallest ceratopsid skull- Judith River Formation of Alberta. Can J Earth Sci 25: 926-930.
36. Horner JR, Currie PJ, (1994) Embryonic and neonatal morphology and ontogeny of a new species of Hypacrosaurus (Ornithischia, Lambeosauridae) from Montana and Alberta. In: Carpenter K, Hirsch KF, Horner JR, editors. Dinosaur Eggs and Babies Cambridge Cambridge University Press pp. 312-336.
37. Sampson SD, (1995) Two new horned dinosaurs from the Upper Cretaceous Two Medicine Formation of Montana; with a phylogenetic analysis of Centrosaurinae (Ornithischia: Ceratopsidae). J Vertebr Paleontol 15: 743-760.
38. Sampson SD, Ryan MJ, Tanke DH, (1997) Craniofacial ontogeny in centrosaurine dinosaurs (Ornithischia: Ceratopsidae): taxonomic and behavioral implications. Zool J Linn Soc 121: 293-337.
39. Carr TD, (1999) Craniofacial ontogeny in Tyrannosauridae (Dinosauria, Theropoda). J Vert Paleontol 19: 497-520.
40. Ryan MJ, Russell AP, Eberth DE, Currie PJ, (2001) The taphonomy of a Centrosaurus (Ornithischia: Ceratopsidae) bone bed from the Dinosaur Park Formation (Upper Campanian), Alberta, Canada, with comments on cranial ontogeny. Palaios 16: 482-506.
41. Currie PJ, (2003) Allometric growth in tyrannosaurids (Dinosauria: Theropoda) from the Upper Cretaceous of North America and Asia. Can J Earth Sci 40: 651-665.
42. Carr TD, Williamson TE, (2004) Diversity of Late Maastrichtian Tyrannosauridae (Dinosauria: Theropoda) from western North America. Zool J Linn Soc-Lond 142: 419-523.
43. Evans DC, Forster CA, Reisz RR, (2005) The type specimen of Tetragonosaurus erectofrons (Ornithischia: Hadrosauridae) and the identification of juvenile Lambeosaurines. In: Currie PJ, Koppelhaus EB, editors. Dinosaur Provincial Park Bloomington Indiana University Press pp. 349-366.
44. Horner JR, Goodwin MB, (2006) Major cranial changes during Triceratops ontogeny. P R Soc B 273: 2757-2761.
45. Evans DC, Reisz RR, Dupuis K, (2007) A juvenile Parasaurolophus (Ornithischia: Hadrosauridae) braincase from Dinosaur Provincial Park, Alberta, with comments on crest ontogeny in the genus. J Vert Paleontol 27: 642-650.
46. Currie PJ, Langston W, Tanke DH, (2008) A new species of Pachyrhinosaurus (Dinosauria, Ceratopsidae) from the Upper Cretaceous of Alberta, Canada. In: Currie PJ, Langston W, Tanke DH, editors. A New Horned Dinosaur from an Upper Cretaceous Bone Bed in Alberta Ottawa, Canada NRC Research Press pp. 1-108.
47. Horner JR, Goodwin MB, (2008) Ontogeny of cranial epi-ossifications in Triceratops. J Vert Paleontol 28: 134-144.
48. Brown CM, Russell AP, Ryan MJ, (2009) Pattern and transition of surficial bone texture of the Centrosaurine frill and their ontogenetic and taxonomic implications. J Vert Paleontol 29: 132-141.
49. Horner JR, Goodwin MB, (2009) Extreme Cranial Ontogeny in the Upper Cretaceous Dinosaur Pachycephalosaurus. PLoS ONE 4 (10): e7626 doi:10.1371/journal.pone.0007626.
50. Knoll F, Padian K, de Ricqles A, (2010) Ontogenetic change and adult body size of the early ornithischian dinosaur Lesothosaurus diagnosticus: Implications for basal ornithischian taxonomy. Gondwana Res 17: 171-179.
51. Scannella JB, Horner JR, (2010) Torosaurus Marsh, 1891 is Triceratops Marsh, 1889 (Ceratopsidae: Chasmosaurinae): synonymy through ontogeny. J Vert Paleontol 30: 1157-1168.
52. Whitlock JA, Wilson JA, Lamanna MC, (2010) Description of a nearly complete juvenile skull of Diplodocus (Sauropoda: Diplodocoidea) from the Late Jurassic of North America. J Vert Paleontol 30: 442-457.
53. Tsuihiji T, Watabe M, Tsogtbaatar K, Tsubamoto T, Barsbold R, et al. (2011) Cranial osteology of a juvenile specimen of Tarbosaurus bataar from the Nemegt Formation (Upper Cretaceous) of Bugin Tsav, Mongolia. J Vert Paleontol 31: 497-517.
54. Wedel MJ, (2003) The evolution of vertebral pneumaticity in sauropod dinosaurs. J Vert Paleontol 23: 344-357.
55. Reisz RR, Scott D, Sues H-D, Evans DC, Raath MA, (2005) Embryos of an early Jurassic prosauropod dinosaur and their evolutionary significance. Science 309: 761-764.
56. Dilkes DW, (2001) An ontogenetic perspective on locomotion in the Late Cretaceous dinosaur Maiasaura peeblesorum (Ornithischia: Hadrosauridae). Can J Earth Sci 38: 1205-1227.
57. Currie PJ, Dong Z, (2001) New information on Shanshanosaurus huoyanshanensis, a juvenile tyrannosaurid (Theropoda, Dinosauria) from the Late Cretaceous of China. Can J Earth Sci 38: 1729-1737.
58. Margottini L, (2011) Is it time to declutter the dinosaur roster? Science 332: 782.
59. Carr TD, Williamson TE, Schwimmer DE, (2005) A new genus and species of tyrannosaurid from the Late Cretaceous (Middle Campanian) Demopolis Formation of Alabama. J Vert Paleontol 25: 119-143.
60. Brochu CA, (2003) Osteology of Tyrannosaurus rex: Insights from a nearly complete skeleton and high-resolution computed tomographic analysis of the skull. J Vert Paleontol Memoir 7: 1-138.
61. Dong Z, (1977) On the dinosaurian remains from Turpan, Xinjiang. Vertebrat PalAsiatic 15: 59-66.
62. Brusatte SL, Carr TD, Erickson GM, Bever GS, Norell MA, (2010) A long-snouted, multihorned tyrannosaurid from the Late Cretaceous of Mongolia. Proc Natl Acad Sci 106: 17261-17266.
63. Csiki Z, Vremir M, Brusatte SL, Norell MA, (2010) An aberrant island-dwelling theropod dinosaur from the Late Cretaceous of Romania. Proc Natl Acad Sci 107: 15357-15361.
64. Francillon-Vieillot H, de Buffrénil V, Géraudie FJ, Meunier JY, Sire L, et al. (1990) Microstructure and mineralization of vertebrate skeletal tissues. In: Carter JG, editors. Skeletal Biomineralization: Patterns, Processes and Evolutionary Trends New York Van Nostrand Reinhold pp. 471-548.
65. Horner JR, Padian K, de Ricqles A, (2001) Comparative osteohistology of some embryonic and perinatal archosaurs: developmental and behavioral implications for dinosaurs. Paleobiology 27: 39-58.
66. Klein N, Sander PM, (2008) Ontogenetic stages in the long bone histology of sauropod dinosaurs. Paleobiology 34: 247-263.
67. Case TJ, (1978) Speculation on the growth rate and reproduction of some dinosaurs. Paleobiology 4: 320-328.
68. Padian K, de Ricqles AJ, Horner JR, (2001) Dinosaurian growth rates and bird origins. Nature 412: 405-408.
69. Padian K, Horner JR, de Ricqles AJ, (2004) Growth in small dinosaurs and pterosaurs: the evolution of archosaurian growth strategies. J Vert Paleontol 24: 555-571.
70. de Ricqles AJ, Padian K, Horner JR, (2003) On the bone histology of some Triassic pseudosuchian archosaurs and related taxa. Ann Paléontol 89: 67-101.
71. Horner JR, Padian K, (2004) Age and growth dynamics of Tyrannosaurus rex. P R Soc B 271: 1875-1880.
72. Hutton JM, (1986) Age determination of living Nile crocodiles from the cortical stratification of bone. Copeia 2: 332-341.
73. Tucker AD, (1997) Validation of skeletochronology to determine age of freshwater crocodiles (Crocodylus johnstoni). Aust J Mar Fresh Res 48: 343-351.
74. Horner JR, de Ricqlès A, Padian K, (2000) Long bone histology of the hadrosaurid dinosaur Maiasaura peeblesorum: growth dynamics and physiology based on an ontogenetic series of skeletal elements. J Vert Paleontol 20: 115-129.
75. Erickson GM, Makovicky PJ, Currie PJ, Norell MA, Yerby SA, et al. (2004) Gigantism and comparative life-history parameters of tyrannosaurid dinosaurs. Nature 430: 772-775.
76. Bybee PJ, Lee AH, Lamm E, (2006) Sizing the Jurassic theropod dinosaur Allosaurus: assessing growth strategy and evolution of ontogenetic scaling of limbs. J Morphol 267: 347-359.
77. Holtz TR Jr, (2001) The phylogeny and taxonomy of the Tyrannosauridae. In: Tanke DH, Carpenter K, editors. Mesozoic Vertebrate Life Bloomington Indiana University Press pp. 64-83.
78. Currie PJ, (2003) Cranial anatomy of tyrannosaurid dinosaurs from the Late Cretaceous of Alberta. Canada Acta Palaeontol Pol 48: 191-226.
79. Hurum JH, Sabath K, (2003) Giant theropod dinosaurs from Asia and North America: skulls of Tarbosaurus bataar and Tyrannosaurus rex compared. Acta Palaeontol Pol 48: 161-190.
80. Weishampel DB, Fastovsky DE, Watabe M, Varricchio D, Jackson F, et al. (2008) New oviraptorid embryos from Bugin-Tsav, Nemegt Formation (Upper Cretaceous), Mongolia, with insights into their habitat and growth. J Vert Paleontol 28: 1110-1119.
81. Hone DW, Wang K, Sullivan C, Zhao X, Chen S, et al. (2011) A new tyrannosaurine theropod, Zhuchengtyrannus magnus is named based on a maxilla and dentary. Cretaceous Res. doi:10.1016/j.cretres.2011.03.005.
82. Holmes RB, Forster CA, Ryan M, Shepherd KM, (2001) A new species of Chasmosaurus from the Dinosaur Park Formation of Southern Alberta. Can J Earth Sci 38: 1423-1438.
83. Currie PJ, Russell DA, (2005) The geographic and stratigraphic distribution of articulated and associated dinosaur remains. In: Currie PJ, Koppelhaus EB, editors. Dinosaur Provincial Park Bloomington Indiana University Press pp. 537-569.
84. Ryan MJ, Evans DC, (2005) Ornithischian dinosaurs. In: Currie PJ, Koppelhaus EB, editors. Dinosaur Provincial Park Bloomington Indiana University Press pp. 312-348.
85. Ryan MJ, Russell AP, (2005) A new centrosaurine ceratopsid from the Oldman Formation of Alberta and its implications for centrosaurine taxonomy and systematics. Can J Earth Sci 42: 1369-1387.
86. Scannella JB, Fowler DW, (2009) Anagenesis in Triceratops: evidence from a newly resolved stratigraphic framework for the Hell Creek Formation. Cincinnati Mus Cent Sci Contrib 3: 148-149.
87. Tanke DH, (2005) Identifying lost quarries. In: Currie PJ, Koppelhaus EB, editors. Dinosaur Provincial Park Bloomington Indiana University Press pp. 34-53.
88. Everhart MJ, (2011) Rediscovery of the Hesperornis regalis Marsh 1871 holotype locality indicates an earlier stratigraphic occurrence. Trans Kansas Acad Sci 114: 59-68.