Genus: Glirodon ENGLEMANN & CALLISON, 1999
Etymology: Greek, glires, "rodent," referring to the rodent-like incisors and Greek, odons, "tooth": Rodent tooth.

Species: grandis ENGLEMANN & CALLISON, 1999
Etymology: Latin, grand, "large," referring to the relatively large size to the species among Jurassic mammals.

Holotype: DINO 10822

Locality: Quarry face as exposed inside the Dinosaur National Monument Visitor Center, Carnegie Quarry, Vernal, Uintah County, Utah.

Horizon: Brushy Basin Member, Morrison Formation.

Biostratigraphy: Zone 3.

Age: Upper Part, Comobluffian age, Kimmeridgian Stage, uppermost Malm Epoch, Late Jurassic.

Material: Fragmentary skull.

Referred material:

Locality: Fruita, Mesa County, Colorado.

Horizon: Uppermost part of the Salt Wash Member, Morrison Formation.

Biostratigraphy: Zone 2.

Age: Comobluffian age, Kimmeridgian Stage, uppermost Malm Epoch, Late Jurassic.

Material:

LACM 120453: Fragmentary skull.

LACM 120452: Right mandible with incisors and molars.

LACM 120688: Partial mandible.

LACM 120458: Fragment of skull.

LACM 120746: Fragment of mandible.

 

DAVIS, CIFELLI & ROUGIER, 2018

Locality: Cisco Mammal Quarry (OMNH locality V1278), Grand County, Utah.

Horizon: Morrison Formation.

Biostratigraphy:

Age: Comobluffian age, Kimmeridgian-Tithonian Stage, uppermost Malm Epoch, Late Jurassic.

Material:

OMNH 78595: Isolated LM1.