Genus
Valid Extinct

Seeleyosaurus

White 1940

Seeleyosaurus is an extinct genus of plesiosaur from Germany and possibly also Russia.

Temporal range
Triassic
Jurassic
Cretaceous
Paleogene
Neogene
252 201 145 66 0 Ma
PBDB occurrences
2
Group
Sauroptérygiens
Carnivore aquatic, depth=surface Marine
Seeleyosaurus
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fossil of seeleyosaurus © Ghedoghedo · CC BY-SA 3.0 · Wikimedia
Seeleyosaurus
Seeleyosaurus
PBDB ↗ Wikipedia ↗
Classification
Sauropterygia Suborder
›
Plesiosauria Order
›
Plesiosauroidea Superfamily
›
Microcleididae Family
›
Seeleyosaurus Genus
Fossil sites 2 geolocated sites
Distribution
Top countries
🇩🇪 Germany
2
Geological formations
Posidonia Shale
2
Temporal distribution
Toarcian (184.2–174.7 Ma)
2
Species (2)
Seeleyosaurus guilelmiimperatoris 184 Ma
Seeleyosaurus holzmadensis subjective synonym of Seeleyosaurus guilelmiimperatoris 184 Ma
Images 2
Bibliography
Original description
T. E. White. 1940. Holotype of Plesiosaurus longirostris Blake and classification of the plesiosaurs. Journal of Paleontology 14(5):451-467
Bibliography (2)
F. Grossmann. 2007. The taxonomic and phylogenetic position of the Plesiosauroidea from the Lower Jurassic Posidonia Shale of south-west Germany. Palaeontology 50(3):545-564 DOI ↗
H. W. Dames. 1895. Die Plesiosaurier der süddeutschen Liasformation. Abhandlungen der Königlichen Akademie der Wissenschaften zu Berlin 2:1-83 DOI ↗