Source : Webster's Revised Unabridged Dictionary (1913)

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 : WordNet®

Coluber
     n : racers [syn: {genus Coluber}]