Reptilia - Plesiosauria - Cryptoclididae
Alternative combinations: Cimoliosaurus eumerus, Cimoliosaurus eurymerus, Cryptocleidus eurymerus, Plesiosaurus eurymerus
Synonyms: Apractocleidus teretipes Smellie 1915, Cryptoclidus platymerus Seeley 1892, Muraenosaurus (Cryptoclidus) platymerus Seeley 1892, Plesiosaurus durobrivensis Seeley 1892
Full reference: J. Phillips. 1871. Geology of Oxford and the Valley of the Thames. Clarendon Press, Oxford 1-523
Belongs to Cryptoclidus according to Z. Gasparini et al. 2002
See also Andrews 1895, Andrews 1910, Araujo et al. 2008, Brown 1981, Carrano 2025, Delair 1960, Lydekker 1889, Lydekker 1889, O'Keefe 2001, Seeley 1892 and Smellie 1915
Sister taxa: Cryptocleidus cuervoi, Cryptoclidus richardsoni, Cryptoclidus vignalensis, Plesiosaurus oxfordiensis, Plesiosaurus oxoniensis
Type specimens:
- Cryptoclidus eurymerus: CAMSM specimen (Holotype; Sedgwick Museum, Cambridge) probably lost; BMNH R2860 (neotype almost complete skeleton), a partial skeleton (forelimb and vertebrae). Its type locality is Bedford marine reptiles, which is in a Callovian marine horizon in the Oxford Clay Formation of the United Kingdom.
- Apractocleidus teretipes: HMG (Hunterian Museum, Glasgow, UK) V1091, a skeleton (large portion of the skeleton of a fully adult individual). Its type locality is Peterborough area, Leeds Collection, which is in a Callovian offshore mudstone in the Oxford Clay Formation of the United Kingdom.
- Cryptoclidus platymerus:
- Plesiosaurus durobrivensis:
Ecology: aquatic carnivore
Distribution:
• Jurassic of the United Kingdom (5 collections)
Total: 5 collections including 6 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.