Colymbosaurus trochanterius Owen 1840

Reptilia - Sauropterygia - Cryptoclididae

Alternative combinations: Cimoliosaurus trochanterius, Plesiosaurus trochanterius, Pliosaurus trochanterius

Synonyms: Cimoliosaurus biangulatus Cope 1869, Cimoliosaurus portlandicus Owen 1869, Cimoliosaurus triangulatus Cope 1869, Colymbosaurus manseli Hulke 1870, Colymbosaurus megadeirus Seeley 1869, Colymbosaurus portlandicus Owen 1869, Muraenosaurus manselii Hulke 1870, Plesiosaurus biangulatus Cope 1870, Plesiosaurus manseli Hulke 1870, Plesiosaurus manselii Hulke 1870, Plesiosaurus megadeirus Seeley 1869, Plesiosaurus megadirus Seeley 1869, Pliosaurus portlandicus Owen 1869

Full reference: R. Owen. 1840. Report on British fossil reptiles. Report of the British Association for the Advancement of Science 8:43-126

Belongs to Colymbosaurus according to E. M. Knutsen et al. 2012

See also Brown 1981, Brown 1984, Delair 1960, Hulke 1870, Lydekker 1889, Owen 1840, Owen 1842, Owen 1869 and Seeley 1874

Sister taxa: Colymbosaurus sclerodirus, Colymbosaurus svalbardensis

Type specimens:

  • Colymbosaurus trochanterius: BMNH 31787, a limb element (humerus). Its type locality is Shotover Hill, Kimmeridge Clay, which is in a Tithonian marine claystone in the Kimmeridge Clay Formation of the United Kingdom.
  • Cimoliosaurus biangulatus:
  • Cimoliosaurus triangulatus:
  • Colymbosaurus megadeirus: CAMSM J.29596, J.63919 (syntypes), a set of postcrania (partial postcranial skeletons). Its type locality is Ely, Roswell Pits, which is in a Kimmeridgian marine horizon in the Kimmeridge Clay Formation of the United Kingdom.
  • Plesiosaurus biangulatus:
  • Plesiosaurus manselii: BMNH 42496, a set of postcrania (partial postcranial skeleton). Its type locality is Kimmeridge Bay, Mansel collection, which is in a Kimmeridgian marine mudstone in the Kimmeridge Clay Formation of the United Kingdom.
  • Pliosaurus portlandicus: BMNH 40640, a set of limb elements (partial juvenile right hindlimb). Its type locality is Isle of Portland, Portland Stone (general), which is in a Tithonian marine horizon in the Portland Stone Formation of the United Kingdom.

Distribution:

• Jurassic of the United Kingdom (5 collections)

Total: 5 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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