1903 in paleontology

none 1903 paleontology science 1903 Dinosaurs New taxa Taxon Novelty Status Author(s) Age Unit Location Notes Images BrachiosaurusRiggs, E.S. 1903. Brachiosaurus altithorax, the largest known dinosaurs. Amer. J. Science 15 (4):pp. 299-306. Gen. et sp. nov. Valid Riggs Late Jurassic Morrison Formation Colorado A brachiosaurid150px Claosaurus affinisWeiland G.R. 1903 Note on the marine turtle Archelon. I. On the structure of the carapace, II. associated fossils The American Journal of Science Series 4 15 87 211-216 Sp. nov. Nomen dubium Wieland Maastrichtian Pierre Shale South Dakota A species of Claosaurus HaplocanthosaurusHatcher, J.B. 1903. A new name for the Dinosaur Haplocanthus Hatcher. Proceedings of the Biological Society of Washington 16: p.100. Gen. nov. Nomen conservandum Hatcher Late Jurassic Morrison Formation Colorado New name for "Haplocanthus", mistakenly thought preoccupied 150px Haplocanthosaurus utterbackiHatcher, J.B. 1903. Osteology of Haptocanthosaurus. with description of a new species, and remarks on the probable habits of the Sauropoda and the age and origin of the Atlantosaurus beds. Mem. Carnegie Mus. 2: pp. 1-72. Sp. nov. Jr. synonym Hatcher Late Jurassic Morrison Formation Colorado A species of Haplocanthosaurus now a synonym of Haplocanthosaurus priscus Haplocanthus priscusHatcher J.B. 1903 A new sauropod dinosaur from the Jurassic of Colorado Proceedings of the Biological Society of Washington 16 1-2 Gen. et sp. nov. Nomen rejectum Hatcher Late Jurassic Morrison Formation Colorado Erroneously thought preoccupied by Haplacanthus Agassiz, 1845 and renamed Haplocanthosaurus. OrnitholestesOsborn, H. F. 1903. Ornitholestes hermanni, a new compsognathoid dinosaur from the Upper Jurassic. Bull. Amer. Mus. Nat. Hist. 19: pp. 459-464. Gen. et sp. nov. Valid Osborn Kimmeridgian Morrison Formation Wyoming Known from a single skull and partial skeleton. 150px TelmatosaurusNopcsa, F. 1903. Telmatosaurus, new name for the dinosaur Limnosaurus. Geol. Mag. (ser. 4) 10:pp. 94-95. Gen. nov. Valid Nopcsa Maastrichtian Sânpetru Formation Romania New genus name for Limnosaurus transsylvanicus Sauropterygians Plesiosaur gastroliths documented.Williston (1903). Sanders, Manley, and Carpenter (2001), "Table 12.1" page 167. Newly named plesiosaurs Name Novelty Status Authors Age Unit Location Notes Images Apatomerusgen et spValid WillistonAlbian Kiowa Shale, Kansasfirst described as a pterosaur; reidentified in the 1970s Brachaucheniusgen et spValid WillistonTuronianGreenhorn Formation, Colombia UK USA (Colorado, Kansas, Texas and Utah)A brachauchenine pliosaurid.thumb|center|150px|Brachauchenius lucasi pursuing a generic hesperornithiform bird. Dolichorhynchopsgen et sp Valid Williston TuronianSmoky Hill Chalk, Kansas Canada (Manitoba, Northwest Territories and Saskatchewan) USA (Kansas, South Dakota, Texas, Utah and Wyoming)A polycotylid. Synapsids Non-mammalian Name Novelty Status Authors Age Unit Location Notes ImagesLycosuchusgen et spValidBroomMiddle PermianMiddle Abrahamskraal Formation South Africathumb|150px|center|LycosuchusScylacosaurusgen et spValidBroomLate PermianCistecephalus Assemblage Zone South Africathumb|center|150px|ScylacosaurusScymnosaurusgen et spValidBroomMiddle PermianMiddle Abrahamskraal Formation South Africa Eutherians Cetaceans Name Novelty Status Authors Age Unit Location Notes ImagesSqualodon bariensis latirostrisSsp. novValidCapelliniLate Oligocene (Chattian)Unnamed depositItalyA squalodontid; now recognized as a species of Eosqualodon. Pholidotes NameAuthorsAgeLocationNotesImagesMetacheiromysWortman48 Million years ago. USA (Colorado and Wyoming)An Eocene Mammal related to modern pangolins.thumb|Metacheiromys References Paleontology Sanders F, Manley K, Carpenter K. Gastroliths from the Lower Cretaceous sauropod Cedarosaurus weiskopfae. In: Tanke D.H, Carpenter K, editors. Mesozoic vertebrate life: new research inspired by the paleontology of Philip J. Currie. Indiana University Press; Bloomington, IN: 2001. pp. 166–180. Williston, Samuel Wendel; 1903. North American Plesiosaurs; Field Columbian Museum Publication 73, Geological Series; II(I); Field Columbian Museum, Chicago.