Genus: Fruitadens BUTLER, GALTON, PORRO, CHIAPPE, HENDERSON & ERICKSON, 2009
Etymology: In reference to the type area, Fruita (Colorado), and Latin, ends, "tooth."

Species: haagarorum BUTLER, GALTON, PORRO, CHIAPPE, HENDERSON & ERICKSON, 2009
Etymology: In honor of Paul Haaga, Jr., Hather Haaga, Blythe Haaga, Paul Haaga, Paul Haaga III and Catalina Haaga, to honoor thier support of the Natural History Museum of Los Angles County (LACM, Los Angeles, USA).
= Genus: Nova GALTON, 2002
= Echinodon sp CALLISON, 1987
= cf. Coelurosaurus CALLISON & RASMUSEN, 1980
= cf. Fabrosaurus CALLISON & RASMUSEN, 1980
= Gen. & sp. nov, Morrison Formation OLSHEVSKY & FORD, 1994

Holotype: LACM 115747

Locality: Callison’s Quarries, "LACM 4684" (general locality for specimens from FPA with poor specific locality data), Fruita Paleontological area, Fruita, near Grand Junction, Mesa County, Colorado.

Horizon: Brushy Basin Member, Morrison Formation.

Biostratigraphy: Zone 4.

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

Material: Associated jaws, vertebrae and limb bones of a nearly full-grown individual, includes incomplete maxillae and dentaries, disarticulated vertebrae including cervicals, dorsals, 6 sacral vertebrae and caudals, proximal end of the right femur, both ends of tibiae and partial right metatarsal I.

Referred material:

LACM 128258: Juvenle individual, right premaxilla, partial left maxilla, dentaries, dorsal vertebra, and distal caudal vertebra.

LACM 120602: Distal caudal vertebra, left astragalocalcaneum and elemtns of the metatarsus pes.

LACM 128303: Poorly preserved anterior left dentary containing five crowns and four empty alveoli.

Locality: LACM 5576 (George's 'Coelurosaur site'), Fruita Paleontological area, Fruita, near Grand Junction, Mesa County, Colorado.

Horizon: Brushy Basin Member, Morrison Formation.

Biostratigraphy: Zone 4.

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

Material:

LACM 115727: Nearly full-grown individual, fragmentary cervical, dorsal and caudal vertebrae and astragalus/calcaneum.

 

Locality: LACM 5572 (Main Callison Quarry), Fruita Paleontological area, Fruita, near Grand Junction, Mesa County, Colorado.

Horizon: Brushy Basin Member, Morrison Formation.

Biostratigraphy: Zone 4.

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

Material:

LACM 120478: Juvenleindividual, left humerus, partial left femur and articulated left tibia, fibula and astragalus/calcaneum.