elapine
adj.
5< ModL Elapinae, name of the subfamily < Elaps, a genus of venomous snakes (< MGr elaps serpent, fish, altered < Gr ellops + 3inae, 3INAE6 of or pertaining to a family (Elapidae) of poisonous snakes with small, erect fangs, including the cobras and coral snakes
el$a[pid# 73pid#8

As Faldage correctly hints, colubrine means just in snake family. I goofed thinking cobra.
n.