Describer

Marsh, 1890

Time

Cretaceous Late Campanian

Classification

Saurischia Theropoda Tetanurae Coelurosauria Ornithomimosauria Nomina Dubia

Diet

Omnivore

Fossilsite

Judith River Formation (Wedge), Montana, US

Info

Fragmentary metatarsal.

USNM 5814, collected in July, 1888 by J.B. Hatcher.and named by Marsh in the American Journal of Science, volume 39, page 85, in 1890. The type material consist of a partial left metatarsal.