Synonyms: Boavus affinis Brattstrom 1955, Boavus agilis Marsh 1871, Protagras lacustris Cope 1871
Full reference: O. C. Marsh. 1871. Description of some new fossil serpents, from the Tertiary deposits of Wyoming. The American Journal of Science and Arts, series 3 1(5):322-329
Belongs to Boavus according to J.-C. Rage 1984
See also Brattstrom 1955, Cope 1871, Cope 1872, Gilmore 1938, Hay 1902, Hay 1930, Marsh 1871 and Onary et al. 2021
Sister taxa: Boavus brevis, Boavus idelmani
Type specimens:
- Boavus occidentalis: PMNH 511, a set of vertebrae (single dorsal vertebra). Its type locality is Grizzly Buttes, which is in a Bridgerian terrestrial horizon in the Bridger Formation of Wyoming.
- Boavus affinis: C.I.T. No. 5119, a set of vertebrae (mid-thoracic vertebra). Its type locality is Tapo Canyon (Upper), which is in an Uintan terrestrial horizon in the Sespe Formation of California.
- Boavus agilis: YPM 2765, 2766 and 467, a set of vertebrae (Supposedly five vertebrae, but only four recovered (three specimen no.s)). Its type locality is Grizzly Buttes, which is in a Bridgerian terrestrial horizon in the Bridger Formation of Wyoming.
- Protagras lacustris: Its type locality is Cottonwood Creek badlands (Bridger B), which is in a Bridgerian terrestrial horizon in Wyoming.
Ecology: carnivore
Distribution:
• Miocene of United States (1: Texas collection)
• Oligocene of United States (1: South Dakota)
• Eocene of United States (13: California, Wyoming)
Total: 15 collections including 16 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.