Genus: Cimoliasaurus LEIDY, 1851 (nomen dubium)
Etymology: Greek, kimolia, “white earth [Cretaceous], Greek, sauros, “lizard”: Cretaceous lizard.

Species: laramiensis KNIGHT, 1900 (nomen dubium)
Etymology:
= Tricleidus laramiensis (KNIGHT, 1900) (nomen dubium)

Referred material:

= Tricleidus? laramiensis DRAKE & WAHL, 1994
WAHL, 1996, WAHL, 1998

Locality: Near the town of Armento, Natrona County, Wyoming.

Horizon: Upper Redwater Shale, Sundance Formation.

Biostratigraphy:

Age: Late Oxfordian Stage, Lower Malm Epoch, Late Jurassic.

Material:

UW 24215: Articulated specimen.
Note: Found with Hybodus sp teeth and fin spines and cephalophoid hooklets and gastroliths were found in the stomach area.