Eurysternum

Eurysternum Temporal range: Late Jurassic PreЄ Є O S D C P T J K Pg N

Fossil
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Reptilia
Order:	Testudines
Suborder:	Cryptodira
Family:	†Eurysternidae
Genus:	†Eurysternum Meyer, 1839
Species
E. wagleri Meyer, 1839 E.? neuquinum Fernandez & Fuente, 1988
Synonyms
Acichelys Meyer, 1854

Eurysternum is an extinct genus of sea turtle. Its type species is Eurysternum wagleri,^[1] the holotype of which has since been lost and only survives in illustrations.^[2]

Eurysternum cf. wagleri at the Museum für Naturkunde, Berlin

Eurysternum ignoratum Bram, 1965, formerly assigned to this genus, is a junior synonym of Thalassemys hughii.^[3]

References

↑ Karl Cäsar von Leonhard. 1861, ed. Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefakten-Kunde. E. Schweizerbart. p. 473.
↑ Walter G. Joyce (2003). "A new Late Jurassic turtle specimen and the taxonomy of Palaeomedusa testa and Eurysternum wagleri" (PDF). PaleoBios 23 (3): 1–8.
↑ J. Anquetin, C. Puntener, and J.-P. Billon-Bruyat. 2014. A taxonomic review of the Late Jurassic eucryptodiran turtles from the Jura Mountains (Switzerland and France). PeerJ 2:e369

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Extinct turtles

Triassic period	Pappochelys Odontochelys Proganochelys

Jurassic period	Australochelys Basilochelys Caribemys Condorchelys Dinochelys Dorsetochelys Eileanchelys Eurysternum Hispaniachelys Kayentachelys Palaeomedusa Sinaspideretes Thalassemys Uluops

Cretaceous period	Allopleuron Atlantochelys Angolachelys Anomalochelys Araripemys Archelon Bouliachelys Caririemys Cearachelys Chelosphargis Chupacabrachelys Compsemys Corsochelys Cratochelone Ctenochelys Desmatochelys Emarginachelys Foxemys Gigantatypus Gilmoremys Glyptops Jiangxichelys Kallokibotion Kinkonychelys Kirgizemys Khunnuchelys Kurmademys Liaochelys Lomalatachelys Notochelone Ocepechelon Pappigerus Paracryptodira Patagoniaemys Polysternon Pleurosternon Prochelidella Protostega Protostegidae Pneumatoarthrus Sankuchemys Santanachelys Sinemys Terlinguachelys Toxochelys Trionyx kansaiensis Yaminuechelys

Paleogene and Neogene period	Acherontemys Allaeochelys Anosteira Arabemys Argillochelys Aurorachelys Baenidae Berruchelus Carbonemys Carolinochelys Cedrobaena Cerrejonemys Chelodina murrayi Chelydrops Chelydropsis Chisternon Cosmochelys Crossochelys Elseya uberrima Elseya nadibajagu Eochelone Eosphargis Euclastes Gamerabaena Glarichelys Hadrianus Hesperotestudo Hutchemys Itilochelys Kinosternon pojoaque Macrocephalochelys Manchurochelys Meiolania Meiolaniidae Megalochelys Mesodermochelys Mexichelys Miocaretta Niolamia Ninjemys Pacifichelys Palaeotrionyx Palatobaena Parahydraspis Peckemys Planiplastron Plesiobaena Procolpochelys Protochelydra Protosphargis Psephophorus Puppigerus Rheodytes devisi Stupendemys Stylemys Syllomus Warkalania

Recent	Cylindraspis species: Domed Mauritius giant tortoise Domed Rodrigues giant tortoise Réunion giant tortoise Saddle-backed Mauritius giant tortoise Saddle-backed Rodrigues giant tortoise Aldabrachelys abrupta Chelonoidis nigra abingdonii (Lonesome George)

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