Rhachiodont
Rhachiodont , adjective
[Greek "ra`chis, -ios, the spine + {not transcribed}, {not transcribed}, a tooth.]
(Zoology) Having gular teeth formed by a peculiar modification of the inferior spines of some of the vertebrae, as certain South African snakes (Dasypeltis) which swallow birds' eggs and use these gular teeth to crush them.