Genus: Scolosaurus NOPCSA, 1928
Etymology: Greek, skolos, “spine, thorn”, and Greek, sauros, “lizard”: “thorn lizard”.
= Scalosaurus MEHL, 1936 (sic)
= Scholosaurus MINELLIL, 1987 (sic)
= Scolasaurus CHEVRAUX, 1980 (sic)
= Skolosaurus HUENE, 1954 (sic)

Species: cutleri NOPCSA, 1928
Etymology: In honor of William Edmund Cutler, who found the specimen.

Holotype: BMNH R5161

Locality: Quarry 080, Happy Jack Ferry, Dead Lodge Canyon, Newell County, Alberta Province, Canada.

Horizon: Dinosaur Park Formation, upper Judith River Group.

Biostratigraphy:

Age: Judithian age, Middle Campanian Stage, middle Senonian subepoch, upper Gulf Epoch, Late Cretaceous.

Material: Nearly entire skeleton missing skull and tip of tail.
Note: Skin impressions.
Note: Pathologic ulna.

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Species: thronus PENKALSKI, 2018
Etymology: Latin, thronus (n.), "an elevated seat or throne," in reerence to its high stratigraphic position within the Dinosaur Park Formation and to the location of the quarry up the face of a butte.

Holotype: ROM 1930 (including CMN 842)

Locality: Quarry no. 112, 2.4 miles east north east of Happy Jack's Ferry, Red Deer River, Newell County, Alberta Province, Canada.

Horizon: Upper Dinosaur Park Formation, upper Judith River Group, 40 m above the Dinosaur Park Formation/Oldman Formation.

Biostratigraphy:

Age: Judithian age, Middle Campanian Stage, middle Senonian subepoch, upper Gulf Epoch, Late Cretaceous.

Material: Skull, vertebrae, ilium, scapula and humerus.

Note: Chevron with pathology, largest free caudal vertebrae is missing the haemal arch and both transverse processes which has an abnormal swelling of bone, the last free has a pathology. (ARBOUR & CURRIE, 2011)

Referred material:

CMN 268: A partial cervical half-ring.

 

Locality: Quarry U110, Dinosaur Provincial Park, Newell County, Alberta Province, Canada.

Horizon: Dinosaur Park Formation, upper Judith River Group.

Biostratigraphy:

Age: Judithian age, Middle Campanian Stage, middle Senonian subepoch, upper Gulf Epoch, Late Cretaceous.

Material:

RTMP 1998.53.1: Fragmentary skeleton.