Taxon
Xenopsaria
Fossils
Catalogue No
Collection
Specimen
Age
Hettangian (Stage/Age)
Rock Unit
Lower Lias Formation
Locality
Cropwell Bishop
Xenopsaria
Forrest, Richard (1998) A possible early elasmosaurian plesiosaur from the Triassic/Jurassic boundary of Nottinghamshire; Mercian Geologist, 14(3), pp.135-143
Specimen
Age
Portlandian (Stage/Age)
Rock Unit
Spilsby Sandstone Formation
Locality
Nettleton
Xenopsaria
Forrest, Richard and Oliver, Nicholas (2003) Ichthyosaurs and plesiosaurs from the Lower Spilsby Sandstone Member (Upper Jurassic), north Lincolnshire; Proceedings of the Yorkshire Geological Society, 54(4), pp.269-275
Specimen
Age
Hettangian (Stage/Age)
Rock Unit
Lower Lias Formation
Locality
Barrow on Soar
Xenopsaria
Specimen
Age
Bajocian (Stage/Age)
Rock Unit
Colalura Sandstone
Locality
Bringo Railway Cutting
Xenopsaria
Long, John A. and Cruickshank, Arthur R I (1998) Further records of plesiosaurian reptiles of Jurassic and Cretaceous age from Western Australia; Records of the Western Australian Museum, 19, pp.47-55
Xenopsaria
Long, John A. (1993) Dinosaurs of Australia, and other animals of the Triassic, Jurassic & Cretaceous Periods; , pp.87pp
Specimen
Age
Cenomanian (Stage/Age)
Rock Unit
Molecap Greensand Formation
Locality
Dandaragan
Xenopsaria
Long, John A. and Cruickshank, Arthur R I (1998) Further records of plesiosaurian reptiles of Jurassic and Cretaceous age from Western Australia; Records of the Western Australian Museum, 19, pp.47-55
Specimen
Age
Cenomanian (Stage/Age)
Rock Unit
Molecap Greensand Formation
Locality
Dandaragan
Xenopsaria
Long, John A. and Cruickshank, Arthur R I (1998) Further records of plesiosaurian reptiles of Jurassic and Cretaceous age from Western Australia; Records of the Western Australian Museum, 19, pp.47-55
Specimen
Age
Cenomanian (Stage/Age)
Rock Unit
Molecap Greensand Formation
Locality
Dandaragan
Xenopsaria
Long, John A. and Cruickshank, Arthur R I (1998) Further records of plesiosaurian reptiles of Jurassic and Cretaceous age from Western Australia; Records of the Western Australian Museum, 19, pp.47-55
Specimen
Age
Albian (Stage/Age)
Rock Unit
Bathurst Isalnd Formation
Locality
Darwin
Xenopsaria
Murray, Peter F. (1987) Plesiosaurs from Albian aged Bathurst Island Formation Siltstones near Darwin, Northern Territory, Australia; The Beagle, Records of the Northern Territory Museum of Arts and Sciences, 4(1), pp.95-102
Specimen
Age
Maastrichtian (Stage/Age)
Locality
Seymour Island
Xenopsaria
Chatterjee, Sankar and Small, Bryan J. (1989) New plesiosaurs from the Upper Cretaceous of Antarctica; 47, pp.197-215
Specimen
Age
Maastrichtian (Stage/Age)
Locality
Seymour Island
Xenopsaria
Chatterjee, Sankar and Small, Bryan J. (1989) New plesiosaurs from the Upper Cretaceous of Antarctica; 47, pp.197-215
Specimen
Age
Maastrichtian (Stage/Age)
Locality
Seymour Island
Xenopsaria
Chatterjee, Sankar and Small, Bryan J. (1989) New plesiosaurs from the Upper Cretaceous of Antarctica; 47, pp.197-215
Specimen
Age
Maastrichtian (Stage/Age)
Locality
Seymour Island
Xenopsaria
Chatterjee, Sankar and Small, Bryan J. (1989) New plesiosaurs from the Upper Cretaceous of Antarctica; 47, pp.197-215
Specimen
Age
Maastrichtian (Stage/Age)
Locality
Seymour Island
Xenopsaria
Chatterjee, Sankar and Small, Bryan J. (1989) New plesiosaurs from the Upper Cretaceous of Antarctica; 47, pp.197-215
Specimen
Age
Maastrichtian (Stage/Age)
Locality
Seymour Island
Xenopsaria
Chatterjee, Sankar and Small, Bryan J. (1989) New plesiosaurs from the Upper Cretaceous of Antarctica; 47, pp.197-215
Specimen
Age
Maastrichtian (Stage/Age)
Locality
Seymour Island
Xenopsaria
Chatterjee, Sankar and Small, Bryan J. (1989) New plesiosaurs from the Upper Cretaceous of Antarctica; 47, pp.197-215
Specimen
Age
Campanian (Stage/Age)
Rock Unit
Berere Section
Locality
Berere Outcrop
Xenopsaria
Bardet, Nathalie and Termier, Genevieve (1990) Premiere description de restes de Plesiosaure provenant de Madagascar (Gisement de Berere, Campanien); Comptes Rendus de l'Adadémie des Sciences, Paris, 3120(serie II), pp.855-860
Specimen
Age
Albian (Stage/Age)
Rock Unit
Toolebuc Formation
Locality
Yambore Creek
Xenopsaria
Thulborn, Tony and Turner, Susan (1993) An elasmosaur bitten by a pliosaur; Modern Geology, 18, pp.489-501
Specimen
Age
Hettangian (Stage/Age)
Rock Unit
Lower Lias Formation
Locality
Barnstone
Xenopsaria
Forrest, Richard (2000) private notes;
Specimen
Age
Sinemurian (Stage/Age)
Rock Unit
Grès de Virton
Locality
Dampicourt
Xenopsaria
Godefroit, Pascal (1995) Plesiosauria (Reptilia) sinémuriens de Lorraine belge; Bulletin De L, 65, pp.165-178
Specimen
Age
Piripauan (Stage/Age)
Locality
Mangahouanga
Xenopsaria
Wiffen, Joan and Moisley, W. L. (1986) Late Cretaceous reptiles (Families Elasmosauridae and Pliosauridae) from the Mangahouanga Stream, North Island, New Zealand; New Zealand Journal of Geology and Geophysics, 29, pp.205-252
Specimen
Age
Piripauan (Stage/Age)
Locality
Mangahouanga
Xenopsaria
Wiffen, Joan and Moisley, W. L. (1986) Late Cretaceous reptiles (Families Elasmosauridae and Pliosauridae) from the Mangahouanga Stream, North Island, New Zealand; New Zealand Journal of Geology and Geophysics, 29, pp.205-252
Specimen
Age
Piripauan (Stage/Age)
Locality
Mangahouanga
Xenopsaria
Wiffen, Joan and Moisley, W. L. (1986) Late Cretaceous reptiles (Families Elasmosauridae and Pliosauridae) from the Mangahouanga Stream, North Island, New Zealand; New Zealand Journal of Geology and Geophysics, 29, pp.205-252
Specimen
Age
Piripauan (Stage/Age)
Locality
Mangahouanga
Xenopsaria
Wiffen, Joan and Moisley, W. L. (1986) Late Cretaceous reptiles (Families Elasmosauridae and Pliosauridae) from the Mangahouanga Stream, North Island, New Zealand; New Zealand Journal of Geology and Geophysics, 29, pp.205-252
Specimen
Age
Piripauan (Stage/Age)
Locality
Mangahouanga
Xenopsaria
Wiffen, Joan and Moisley, W. L. (1986) Late Cretaceous reptiles (Families Elasmosauridae and Pliosauridae) from the Mangahouanga Stream, North Island, New Zealand; New Zealand Journal of Geology and Geophysics, 29, pp.205-252
Specimen
Age
Piripauan (Stage/Age)
Locality
Mangahouanga
Xenopsaria
Wiffen, Joan and Moisley, W. L. (1986) Late Cretaceous reptiles (Families Elasmosauridae and Pliosauridae) from the Mangahouanga Stream, North Island, New Zealand; New Zealand Journal of Geology and Geophysics, 29, pp.205-252
Specimen
Age
Piripauan (Stage/Age)
Locality
Mangahouanga
Xenopsaria
Wiffen, Joan and Moisley, W. L. (1986) Late Cretaceous reptiles (Families Elasmosauridae and Pliosauridae) from the Mangahouanga Stream, North Island, New Zealand; New Zealand Journal of Geology and Geophysics, 29, pp.205-252
Specimen
Age
Piripauan (Stage/Age)
Locality
Mangahouanga
Xenopsaria
Wiffen, Joan and Moisley, W. L. (1986) Late Cretaceous reptiles (Families Elasmosauridae and Pliosauridae) from the Mangahouanga Stream, North Island, New Zealand; New Zealand Journal of Geology and Geophysics, 29, pp.205-252
Specimen
Age
Piripauan (Stage/Age)
Locality
Mangahouanga
Xenopsaria
Wiffen, Joan and Moisley, W. L. (1986) Late Cretaceous reptiles (Families Elasmosauridae and Pliosauridae) from the Mangahouanga Stream, North Island, New Zealand; New Zealand Journal of Geology and Geophysics, 29, pp.205-252
Specimen
Age
Piripauan (Stage/Age)
Locality
Mangahouanga
Xenopsaria
Wiffen, Joan and Moisley, W. L. (1986) Late Cretaceous reptiles (Families Elasmosauridae and Pliosauridae) from the Mangahouanga Stream, North Island, New Zealand; New Zealand Journal of Geology and Geophysics, 29, pp.205-252
Specimen
Age
Piripauan (Stage/Age)
Locality
Mangahouanga
Xenopsaria
Wiffen, Joan and Moisley, W. L. (1986) Late Cretaceous reptiles (Families Elasmosauridae and Pliosauridae) from the Mangahouanga Stream, North Island, New Zealand; New Zealand Journal of Geology and Geophysics, 29, pp.205-252
Specimen
Age
Piripauan (Stage/Age)
Locality
Mangahouanga
Xenopsaria
Wiffen, Joan and Moisley, W. L. (1986) Late Cretaceous reptiles (Families Elasmosauridae and Pliosauridae) from the Mangahouanga Stream, North Island, New Zealand; New Zealand Journal of Geology and Geophysics, 29, pp.205-252
Specimen
Age
Piripauan (Stage/Age)
Locality
Mangahouanga
Xenopsaria
Wiffen, Joan and Moisley, W. L. (1986) Late Cretaceous reptiles (Families Elasmosauridae and Pliosauridae) from the Mangahouanga Stream, North Island, New Zealand; New Zealand Journal of Geology and Geophysics, 29, pp.205-252
Specimen
Age
Piripauan (Stage/Age)
Locality
Mangahouanga
Xenopsaria
Wiffen, Joan and Moisley, W. L. (1986) Late Cretaceous reptiles (Families Elasmosauridae and Pliosauridae) from the Mangahouanga Stream, North Island, New Zealand; New Zealand Journal of Geology and Geophysics, 29, pp.205-252
Specimen
Age
Piripauan (Stage/Age)
Locality
Mangahouanga
Xenopsaria
Wiffen, Joan and Moisley, W. L. (1986) Late Cretaceous reptiles (Families Elasmosauridae and Pliosauridae) from the Mangahouanga Stream, North Island, New Zealand; New Zealand Journal of Geology and Geophysics, 29, pp.205-252
Specimen
Age
Piripauan (Stage/Age)
Locality
Mangahouanga
Xenopsaria
Wiffen, Joan and Moisley, W. L. (1986) Late Cretaceous reptiles (Families Elasmosauridae and Pliosauridae) from the Mangahouanga Stream, North Island, New Zealand; New Zealand Journal of Geology and Geophysics, 29, pp.205-252
Specimen
Age
Piripauan (Stage/Age)
Locality
Mangahouanga
Xenopsaria
Wiffen, Joan and Moisley, W. L. (1986) Late Cretaceous reptiles (Families Elasmosauridae and Pliosauridae) from the Mangahouanga Stream, North Island, New Zealand; New Zealand Journal of Geology and Geophysics, 29, pp.205-252
Specimen
Age
Piripauan (Stage/Age)
Locality
Mangahouanga
Xenopsaria
Wiffen, Joan and Moisley, W. L. (1986) Late Cretaceous reptiles (Families Elasmosauridae and Pliosauridae) from the Mangahouanga Stream, North Island, New Zealand; New Zealand Journal of Geology and Geophysics, 29, pp.205-252
Specimen
Age
Piripauan (Stage/Age)
Locality
Mangahouanga
Xenopsaria
Wiffen, Joan and Moisley, W. L. (1986) Late Cretaceous reptiles (Families Elasmosauridae and Pliosauridae) from the Mangahouanga Stream, North Island, New Zealand; New Zealand Journal of Geology and Geophysics, 29, pp.205-252
Specimen
Age
Piripauan (Stage/Age)
Locality
Mangahouanga
Xenopsaria
Wiffen, Joan and Moisley, W. L. (1986) Late Cretaceous reptiles (Families Elasmosauridae and Pliosauridae) from the Mangahouanga Stream, North Island, New Zealand; New Zealand Journal of Geology and Geophysics, 29, pp.205-252
Specimen
Age
Piripauan (Stage/Age)
Locality
Mangahouanga
Xenopsaria
Wiffen, Joan and Moisley, W. L. (1986) Late Cretaceous reptiles (Families Elasmosauridae and Pliosauridae) from the Mangahouanga Stream, North Island, New Zealand; New Zealand Journal of Geology and Geophysics, 29, pp.205-252
Specimen
Age
Piripauan (Stage/Age)
Locality
Mangahouanga
Xenopsaria
Wiffen, Joan and Moisley, W. L. (1986) Late Cretaceous reptiles (Families Elasmosauridae and Pliosauridae) from the Mangahouanga Stream, North Island, New Zealand; New Zealand Journal of Geology and Geophysics, 29, pp.205-252
Specimen
Age
Piripauan (Stage/Age)
Locality
Mangahouanga
Xenopsaria
Wiffen, Joan and Moisley, W. L. (1986) Late Cretaceous reptiles (Families Elasmosauridae and Pliosauridae) from the Mangahouanga Stream, North Island, New Zealand; New Zealand Journal of Geology and Geophysics, 29, pp.205-252
Specimen
Age
Piripauan (Stage/Age)
Locality
Mangahouanga
Xenopsaria
Wiffen, Joan and Moisley, W. L. (1986) Late Cretaceous reptiles (Families Elasmosauridae and Pliosauridae) from the Mangahouanga Stream, North Island, New Zealand; New Zealand Journal of Geology and Geophysics, 29, pp.205-252
Specimen
Age
Piripauan (Stage/Age)
Locality
Mangahouanga
Xenopsaria
Wiffen, Joan and Moisley, W. L. (1986) Late Cretaceous reptiles (Families Elasmosauridae and Pliosauridae) from the Mangahouanga Stream, North Island, New Zealand; New Zealand Journal of Geology and Geophysics, 29, pp.205-252
Specimen
Age
Piripauan (Stage/Age)
Locality
Mangahouanga
Xenopsaria
Wiffen, Joan and Moisley, W. L. (1986) Late Cretaceous reptiles (Families Elasmosauridae and Pliosauridae) from the Mangahouanga Stream, North Island, New Zealand; New Zealand Journal of Geology and Geophysics, 29, pp.205-252
Specimen
Age
Sinemurian (Stage/Age)
Rock Unit
Lower Lias Formation
Locality
Lyme Regis
Xenopsaria
Forrest, Richard (2000) private notes;
Specimen
Age
Albian (Stage/Age)
Rock Unit
Toolebuc Formation
Locality
Dunraven Cattle Station
Xenopsaria
Kear, Benjamin P (2001) Elasmosaur (Reptilia: Plesiosauria) Basicranial Remains from the Early Cretaceous of Queensland; Records of the South Australian Museum, 34(2), pp.127-133
Specimen
Age
Aptian (Stage/Age)
Rock Unit
Darwin Formation
Locality
Darwin
Xenopsaria
Kear, Benjamin P (2002) Darwin Formation (Early Cretaceous, Northern Territory) marine reptile remains in the South Australian Museum.; 35(1), pp.33-47
Specimen
Age
Turonian (Stage/Age)
Locality
"Don Region"
Xenopsaria
Storrs, Glenn W. et. al. (2000) Mesozoic marine reptiles of Russia and other former Soviet Republics; Chapter 11
Specimen
Age
Hauterivian (Stage/Age)
Locality
Kama River Basin
Xenopsaria
Storrs, Glenn W. et. al. (2000) Mesozoic marine reptiles of Russia and other former Soviet Republics; Chapter 11
Specimen
Age
Campanian (Stage/Age)
Locality
Penza
Xenopsaria
Storrs, Glenn W. et. al. (2000) Mesozoic marine reptiles of Russia and other former Soviet Republics; Chapter 11
Specimen
Age
Volgian (Stage/Age)
Locality
Moscow
Xenopsaria
Storrs, Glenn W. et. al. (2000) Mesozoic marine reptiles of Russia and other former Soviet Republics; Chapter 11
Specimen
Age
Campanian (Stage/Age)
Locality
Penza
Xenopsaria
Persson, Per Ove (1959) Reptiles from the Senonian (Upper Cretaceous) of Scandia (S. Sweden); Arkiv for Mineralogi och Geologi, 2, pp.431-478
Xenopsaria
Storrs, Glenn W. et. al. (2000) Mesozoic marine reptiles of Russia and other former Soviet Republics; Chapter 11
Specimen
Age
Lower Cretaceous (Series/Epoch)
Rock Unit
Wallumbilla Formation
Locality
White Cliffs
Xenopsaria
Kear, Benjamin P (2002) Reassessment of the Early Cretaceous plesiosaur Cimoliasaurus maccoyi Etheridge, 1904 (Reptilia: Sauropterygia) from White Cliffs, New South Wales; Australian Journal of Zoology, 50, pp.671-685
Specimen
Age
Campanian (Stage/Age)
Rock Unit
Lopez de Bertodano Formation
Locality
Seymour Island
Xenopsaria
Fostowicz-Frelik, Lucja and Gazdicki, Andrzej (2001) Anatomy and histology of plesiosaur bones from the Late Cretaceous of Seymour Island, Antarctic Peninsula.; palaeontologia polonica, 60, pp.7-32
Specimen
Age
Haumurian (Stage/Age)
Rock Unit
Laidmore Formation
Locality
Waipara district
Xenopsaria
Welles, Samuel P. and Gregg, Donald R. (1971) Late Cretaceous Marine Reptiles of New Zealand; Records of the Canterbury Museum, 9(1), pp.1-111
Specimen
Age
Haumurian (Stage/Age)
Locality
Haumuri Bluff
Xenopsaria
Welles, Samuel P. and Gregg, Donald R. (1971) Late Cretaceous Marine Reptiles of New Zealand; Records of the Canterbury Museum, 9(1), pp.1-111
Specimen
Age
Haumurian (Stage/Age)
Rock Unit
Laidmore Formation
Locality
Waipara district
Xenopsaria
Welles, Samuel P. and Gregg, Donald R. (1971) Late Cretaceous Marine Reptiles of New Zealand; Records of the Canterbury Museum, 9(1), pp.1-111
Specimen
Age
Haumurian (Stage/Age)
Rock Unit
Laidmore Formation
Locality
Waipara district
Xenopsaria
Welles, Samuel P. and Gregg, Donald R. (1971) Late Cretaceous Marine Reptiles of New Zealand; Records of the Canterbury Museum, 9(1), pp.1-111
Specimen
Age
Haumurian (Stage/Age)
Rock Unit
Laidmore Formation
Locality
Waipara district
Xenopsaria
Welles, Samuel P. and Gregg, Donald R. (1971) Late Cretaceous Marine Reptiles of New Zealand; Records of the Canterbury Museum, 9(1), pp.1-111
Specimen
Age
Haumurian (Stage/Age)
Locality
Haumuri Bluff
Xenopsaria
Welles, Samuel P. and Gregg, Donald R. (1971) Late Cretaceous Marine Reptiles of New Zealand; Records of the Canterbury Museum, 9(1), pp.1-111
Specimen
Age
Haumurian (Stage/Age)
Locality
Haumuri Bluff
Xenopsaria
Welles, Samuel P. and Gregg, Donald R. (1971) Late Cretaceous Marine Reptiles of New Zealand; Records of the Canterbury Museum, 9(1), pp.1-111
Specimen
Age
Haumurian (Stage/Age)
Rock Unit
Laidmore Formation
Locality
Waipara district
Xenopsaria
Welles, Samuel P. and Gregg, Donald R. (1971) Late Cretaceous Marine Reptiles of New Zealand; Records of the Canterbury Museum, 9(1), pp.1-111
Specimen
Age
Santonian (Stage/Age)
Rock Unit
Pender Formation
Locality
Puntledge River
Xenopsaria
Nicholls, Elizabeth L. and Meckert, Dirk (2002) Marine reptiles from the Nanaimo Group (Upper Cretaceous) of Vancouver Island; Canadian Journal of Earth Sciences, 39, pp.1591-1603
Specimen
Age
Santonian (Stage/Age)
Rock Unit
Pender Formation
Locality
Trent River
Xenopsaria
Nicholls, Elizabeth L. and Meckert, Dirk (2002) Marine reptiles from the Nanaimo Group (Upper Cretaceous) of Vancouver Island; Canadian Journal of Earth Sciences, 39, pp.1591-1603
Specimen
Age
Campanian (Stage/Age)
Rock Unit
Pierre Shales Formation
Locality
unknown
Xenopsaria
Cicimurri, David J and Everhart, Michael J. (2001) An Elasmosaur with Stomach Contents and Gastroliths from the Pierre Shale (Late Cretaceous) of Kansas; Transactions of the Kansas Academy of Science, 104(3-4), pp.129-143
Xenopsaria
Xenopsaria
Cope, Edward D. (1872) [On <i>Plesiosaurus gulo</I> and other reptilian remains from Sheridan, Kansas]; Proceedings of the Academy of Natural Sciences, Philadelphia, 24, pp.127-129
Specimen
Age
Upper Cretaceous (Series/Epoch)
Locality
unknown
Xenopsaria
Obata, Ikuwo et. al. (1970) Discovery of elasmosaur from the Late Cretaceous Futaba Group; Journal of the Geological Society of Japan, 76(No. 3), pp.161-164
Specimen
Age
Maastrichtian (Stage/Age)
Rock Unit
Meersen-Kalk
Locality
Bernelen
Xenopsaria
Mulder, Eric W. A. (1985) Plesiosauriërs in de Limburgse Krijtzee.; Natuurhistorisch Maandblad, 74, pp.94-96
Specimen
Age
Maastrichtian (Stage/Age)
Rock Unit
Maastricht Formation
Locality
St Pietersberg bei Maastricht
Xenopsaria
Mulder, Eric W. A. (1990) Ein Elasmosaurierzahn aus der oberen Kreide des St. Pietersberges bei Maastricht, Sued-Limburg, Niederlande; Palaeontologische Zeitschrift, 64(1-2), pp.145--151
Specimen
Age
Maastrichtian (Stage/Age)
Rock Unit
'"phosphate deposits mined by the Sagafa Phosphate Company
Locality
Ar Rusayfah
Xenopsaria
Bardet, Nathalie and Suberbiola, Xabier Pereda (2002) Marine reptiles from the Late Cretaceous Phosphates of Jordan: palaeobiogeographical implications; Geodiversitas, 24(4), pp.831-839
Specimen
Age
Maastrichtian (Stage/Age)
Rock Unit
'"phosphate deposits mined by the Sagafa Phosphate Company
Locality
Ar Rusayfah
Xenopsaria
Bardet, Nathalie and Suberbiola, Xabier Pereda (2002) Marine reptiles from the Late Cretaceous Phosphates of Jordan: palaeobiogeographical implications; Geodiversitas, 24(4), pp.831-839
Specimen
Age
Maastrichtian (Stage/Age)
Rock Unit
'"phosphate deposits mined by the Sagafa Phosphate Company
Locality
Ar Rusayfah
Xenopsaria
Bardet, Nathalie and Suberbiola, Xabier Pereda (2002) Marine reptiles from the Late Cretaceous Phosphates of Jordan: palaeobiogeographical implications; Geodiversitas, 24(4), pp.831-839
Specimen
Age
Maastrichtian (Stage/Age)
Rock Unit
'"phosphate deposits mined by the Sagafa Phosphate Company
Locality
Ar Rusayfah
Xenopsaria
Bardet, Nathalie and Suberbiola, Xabier Pereda (2002) Marine reptiles from the Late Cretaceous Phosphates of Jordan: palaeobiogeographical implications; Geodiversitas, 24(4), pp.831-839
Specimen
Age
Valanginian (Stage/Age)
Rock Unit
Agrio Formation
Locality
Cerro Negro
Xenopsaria
Lazo, Dario G. and Cichowolski, Marcela (2001) First Early Cretaceous pleisosaur remains from the Neuquen Basin, west-central Argentina; Ameghiniana, 38(4, Suppl.), pp.11
Specimen
Age
Valanginian (Stage/Age)
Rock Unit
Agrio Formation
Locality
Arroyo Truquico
Xenopsaria
Lazo, Dario G. and Cichowolski, Marcela (2001) First Early Cretaceous pleisosaur remains from the Neuquen Basin, west-central Argentina; Ameghiniana, 38(4, Suppl.), pp.11
Specimen
Age
Valanginian (Stage/Age)
Rock Unit
Agrio Formation
Locality
Agua de la Mula
Xenopsaria
Lazo, Dario G. and Cichowolski, Marcela (2001) First Early Cretaceous pleisosaur remains from the Neuquen Basin, west-central Argentina; Ameghiniana, 38(4, Suppl.), pp.11
Specimen
Age
Hauterivian (Stage/Age)
Rock Unit
Agrio Formation
Locality
Agua de la Mula
Xenopsaria
Lazo, Dario G. and Cichowolski, Marcela (2001) First Early Cretaceous pleisosaur remains from the Neuquen Basin, west-central Argentina; Ameghiniana, 38(4, Suppl.), pp.11
Specimen
Age
Hauterivian (Stage/Age)
Rock Unit
Agrio Formation
Xenopsaria
Lazo, Dario G. and Cichowolski, Marcela (2001) First Early Cretaceous pleisosaur remains from the Neuquen Basin, west-central Argentina; Ameghiniana, 38(4, Suppl.), pp.11
Specimen
Age
Cenomanian (Stage/Age)
Rock Unit
Graneros Shale Formation
Locality
Pfeifer
Xenopsaria
Schumacher, Bruce A. and Everhart, Michael J. (2005) A stratigraphic and taxonomic review of plesiosaurs from the old “Fort Benton Group” of central Kansas: a new assessment of old records; Paludicila, 5(2), pp.33-54
Specimen
Age
Turonian (Stage/Age)
Rock Unit
Upper Greensand Formation
Locality
Cloud County.
Xenopsaria
Schumacher, Bruce A. and Everhart, Michael J. (2005) A stratigraphic and taxonomic review of plesiosaurs from the old “Fort Benton Group” of central Kansas: a new assessment of old records; Paludicila, 5(2), pp.33-54
Xenopsaria
Welles, Samuel P. (1943) Elasmosaurid Plesiosaurs with description of new material from California and Colorado; Memoirs of the University of California, 13(3), pp.125-254.
Xenopsaria
Specimen
Age
Cenomanian (Stage/Age)
Rock Unit
Greenhorn Limestone Formation
Locality
Ellsworth county
Xenopsaria
Williston, Samuel Wendel (1893) An interesting food habit of the plesiosaurs; Transactions of the Kansas Academy of Science, , pp.121--122
Xenopsaria
Williston, Samuel Wendel (1904) The stomach stones of the plesiosaurs; Science, 20, pp.565
Xenopsaria
Schumacher, Bruce A. and Everhart, Michael J. (2005) A stratigraphic and taxonomic review of plesiosaurs from the old “Fort Benton Group” of central Kansas: a new assessment of old records; Paludicila, 5(2), pp.33-54
Specimen
Age
Cenomanian (Stage/Age)
Rock Unit
Greenhorn Limestone Formation
Locality
Ellsworth County
Xenopsaria
Schumacher, Bruce A. and Everhart, Michael J. (2005) A stratigraphic and taxonomic review of plesiosaurs from the old “Fort Benton Group” of central Kansas: a new assessment of old records; Paludicila, 5(2), pp.33-54
Specimen
Age
Aptian (Stage/Age)
Rock Unit
Doncaster Formation
Locality
Great Artesian Superbasin
Xenopsaria
McHenry, Colin et. al. (2005) Bottom-Feeding Plesiosaurs; Science, 310(7 OCTOBER), pp.75
Specimen
Age
Albian (Stage/Age)
Rock Unit
Allaru Formation
Locality
Great Artesian Superbasin
Xenopsaria
McHenry, Colin et. al. (2005) Bottom-Feeding Plesiosaurs; Science, 310(7 OCTOBER), pp.75
Specimen
Age
Haumurian (Stage/Age)
Rock Unit
Katiki Formation
Locality
Waipara district
Xenopsaria
Wilson, Graeme J et. al. (2005) Age and provenance of Cretaceous marine reptiles from the South Island and Chatham Islands, New Zealand; New Zealand Journal of Geology and Geophysics, 48(2005), pp.377-378
Specimen
Age
Haumurian (Stage/Age)
Rock Unit
Katiki Formation
Locality
Waipara district
Xenopsaria
Wilson, Graeme J et. al. (2005) Age and provenance of Cretaceous marine reptiles from the South Island and Chatham Islands, New Zealand; New Zealand Journal of Geology and Geophysics, 48(2005), pp.377-378
Specimen
Age
Haumurian (Stage/Age)
Rock Unit
Conway Formation
Locality
Waipara district
Xenopsaria
Wilson, Graeme J et. al. (2005) Age and provenance of Cretaceous marine reptiles from the South Island and Chatham Islands, New Zealand; New Zealand Journal of Geology and Geophysics, 48(2005), pp.377-378
Specimen
Age
Haumurian (Stage/Age)
Rock Unit
Katiki Formation
Locality
Waipara district
Xenopsaria
Wilson, Graeme J et. al. (2005) Age and provenance of Cretaceous marine reptiles from the South Island and Chatham Islands, New Zealand; New Zealand Journal of Geology and Geophysics, 48(2005), pp.377-378
Xenopsaria
Hiller, Norton and Mannering, A. (2004) Elasmosaur (reptilia: plesiosauria) skull remains from the Upper Cretaceous of North Canterbury, New Zealand; Records of the Canterbury Museum, 18, pp.1-7
Specimen
Age
Haumurian (Stage/Age)
Rock Unit
Katiki Formation
Locality
Waipara district
Xenopsaria
Wilson, Graeme J et. al. (2005) Age and provenance of Cretaceous marine reptiles from the South Island and Chatham Islands, New Zealand; New Zealand Journal of Geology and Geophysics, 48(2005), pp.377-378
Xenopsaria
Hiller, Norton and Mannering, A. (2004) Elasmosaur (reptilia: plesiosauria) skull remains from the Upper Cretaceous of North Canterbury, New Zealand; Records of the Canterbury Museum, 18, pp.1-7
Specimen
Age
Haumurian (Stage/Age)
Rock Unit
Conway Formation
Locality
Waipara district
Xenopsaria
Wilson, Graeme J et. al. (2005) Age and provenance of Cretaceous marine reptiles from the South Island and Chatham Islands, New Zealand; New Zealand Journal of Geology and Geophysics, 48(2005), pp.377-378
Specimen
Age
Haumurian (Stage/Age)
Rock Unit
Conway Formation
Locality
Waipara district
Xenopsaria
Wilson, Graeme J et. al. (2005) Age and provenance of Cretaceous marine reptiles from the South Island and Chatham Islands, New Zealand; New Zealand Journal of Geology and Geophysics, 48(2005), pp.377-378
Specimen
Age
Upper Cretaceous (Series/Epoch)
Locality
Logan County
Xenopsaria
Noè, Leslie and Gómez-Pérez, Marcela (2007) Postscript to Everhart, M.J. 2005. “Elasmosaurid remains from the Pierre Shale (Upper Cretaceous) of western Kansas. Possible missing elements of the type specimen of Elasmosaurus platyurus Cope 1868?”; , (), pp.
Specimen
Age
Upper Cretaceous (Series/Epoch)
Locality
Logan County
Xenopsaria
Noè, Leslie and Gómez-Pérez, Marcela (2007) Postscript to Everhart, M.J. 2005. “Elasmosaurid remains from the Pierre Shale (Upper Cretaceous) of western Kansas. Possible missing elements of the type specimen of Elasmosaurus platyurus Cope 1868?”; , (), pp.
Specimen
Age
Upper Cretaceous (Series/Epoch)
Locality
Logan County
Xenopsaria
Noè, Leslie and Gómez-Pérez, Marcela (2007) Postscript to Everhart, M.J. 2005. “Elasmosaurid remains from the Pierre Shale (Upper Cretaceous) of western Kansas. Possible missing elements of the type specimen of Elasmosaurus platyurus Cope 1868?”; , (), pp.
Specimen
Age
Aalenian (Stage/Age)
Rock Unit
Tesse Sandstones
Locality
Saint-Rémy du Val
Xenopsaria
Refered Specimen
Vincent, Peggy et. al. (2007) An elasmosaurid plesiosaur from the Aalenian (Middle Jurassic) of Western France; Nachtrag. Geol. Pal. Abh., 243(3), pp.363-370