Genus: Cedarosaurus TIDWELL, CARPENTER & BROOKS, 1999
Etymology: Named for the Cedar Mountain Formation from which the type specimen was collected, and Greek, sauros, “lizard”: Cedar Mountain Formation lizard.

Species: weiskopfae TIDWELL, CARPENTER & BROOKS, 1999
Etymology: In honor of the late Carol Weiskopf for her hard work in the field and lab.

Holotype: DMNH 39045

Locality: Grand County, Utah.

Horizon: Yellow Cat Member, Cedar Mountain Formation.

Biostratigraphy:

Age: Buffalogapian age, Barremian Stage, Lower Gallic Subepoch, Early Cretaceous Epoch, Early Cretaceous.

Material: 8 articulated dorsal vertebrae, 25 caudal vertebrae, several chevrons, proximal portions of the left and right scapulae, left and right coracoids, left and right sternal plates, right humerus, radius and ulna, metacarpal IV, right pubis, partial left pubis, proximal portions of left and right ischia, partial left femur, right femur, right tibia, 3 metatarsals, 1 phalanx, 3 unguals, ribs and numerous gastroliths.

Referred material:

= Pleurocoelus sp GALLUP, 1989/1975

Locality: Locality 241-50, includes the field number 121-50 and consists of a road cut on an unlabeled dirt road branching west from Farm-to-Market Road 730. The locality is situated about 0.5 kilometer west of the road at coordinates 33°22’15”N, 97°33’30”W, 20 km south of Decatur, Wise County, Texas.

Horizon: Paluxy Church Formation, Trinity Group.

Biostratigraphy:

Age: Comanchean, Lower Cashenranchian age, Early to Middle Albian Stage, Middle Gallic subepoch, upper Early Cretaceous Epoch, Early Cretaceous.

Material:

FMNH PR 977: A left tibia, fibula, left astragalus and a complete left pes.

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