Coluber \Col"u*ber\, n. [L., a serpent.]

(Zo["o]l.) A genus of harmless serpents.

Note: Linn[ae]us placed in this genus all serpents, whether venomous or not, whose scales beneath the tail are arranged in pairs; but by modern writers it is greatly restricted.

Source: Webster's Revised Unabridged Dictionary (1913)