Coluber | Webster's Dictionary of the English Language

coluber
cŏlŭber, bri, m. [akin to celer], I a serpent , snake (poet.), Verg. G. 2, 320; 3, 418; id. A. ...

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.
coluber
coluber brī, m 1 CEL-, a serpent, snake , V.; of the Hydra, O.; of Medusa, O.; of Allecto, V. ...

An Elementary Latin Dictionary