Genus: Enneabatrachus EVANS & MILNER, 1993
Etymology: Greek, enneas, "nine"; in reference to Como Bluff Como Bluff Quarry Nine, Wyoming; and Greek, batrachos, "frog."

Species: hechti EVANS & MILNER, 1993
Etymology: In honor of paleontologist Max K. Hecht.

Holotype: USNM 460388

Locality: Reeds YPM Quarry 9, (Bed 24 of Loomis in Gilmore, 1928), (Mammal Quarry), T22N, R77W, Sec. 12, Como Bluff, Albany County, Wyoming.

Horizon: Upper or Brushy Basin member, Morrison Formation.

Biostratigraphy: Zone 3.

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

Material: Left ilium lacking only the dorsal extremity of the iliac blade.

Referred material:

HENRICI, 1997, 1998

Locality: DM 96, Rainbow Park Microsite, Dinosaur National Monument, Jensen, Unitah County, Utah.

Horizon: Upper or Brushy Basin member, Morrison Formation.

Biostratigraphy: Zone 3.

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

Material:

DINO 15929: Associated sacral vertebra, urostyle, right ilium, femora, tibiale, and fibulae.

DINO 10842: Urostyle.

 

LEADER & SMALL, 1999

Locality: Wolf Creek Site, Near Massadona, Moffat County, Colorado.

Horizon: Lower Part, Brushy Basin member, Morrison Formation.

Biostratigraphy: Zone 2.

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

Material:

DMNH: Ilium.