Calamagras angulatus Cope 1873 (dwarf boa)

Reptilia - Squamata - Boidae

Alternative combination: Ogmophis angulatus

Full reference: E. D. Cope. 1873. Synopsis of new Vertebrata from the Tertiary of Colorado obtained during the summer of 1873. Seventh Annual Report of the United States Geological Survey of the Territories (extract)

Belongs to Calamagras according to D. Maddox and W. P. Wall 1998

See also Cope 1873, Hay 1902 and Vanzolini 1952

Sister taxa: Calamagras floridanus, Calamagras gallicus, Calamagras murivorus, Calamagras platyspondyla, Calamagras primus, Calamagras talpivorus, Calamagras turkestanicus, Calamagras weigeli

Type specimen: AMNH No. 1654, a set of vertebrae (single vertebra). Its type locality is Cedar Creek, which is in an Orellan terrestrial horizon in the Brule Formation of Colorado.

Ecology: carnivore

Distribution:

• Harrisonian of United States (1: Nebraska collection)

• Oligocene of United States (5: Colorado, South Dakota, Wyoming)

Total: 6 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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