Rhomaleosaurus megacephalus Stutchbury 1846 (plesiosaur)

Reptilia - Sauropterygia - Rhomaleosauridae

Alternative combinations: Atychodracon megacephalus, Eurycleidus megacephalus, Plesiosaurus megacephalus, Thaumatosaurus megacephalus

Full reference: S. Stutchbury. 1846. Description of a new species of Plesiosaurus, in the Museum of the Bristol Institution. Proceedings of the Geological Society of London 2(1):411-417

Belongs to Rhomaleosaurus according to F. R. O'Keefe 2001

See also Andrews 1922, Cruickshank 1994, Delair 1960, Lydekker 1889, Smith 2015, Sollas 1881 and Swinton 1948

Sister taxa: Rhomaleosaurus cramptoni, Rhomaleosaurus zetlandicus

Type specimen: BRSMG Cb2335 (holotype, destoryed); LEICS G221.1851 (neotype), a skeleton. Its type locality is Street-on-the-Fosse (Pylle), ~4 km south of Shepton Mallet, which is in a Hettangian marine horizon in the Blue Lias Formation of the United Kingdom.

Ecology: aquatic carnivore

Distribution:

• Jurassic of the United Kingdom (3 collections)

• Triassic of the United Kingdom (1)

Total: 4 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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