'Selachostomi' definitions:
Definition of 'Selachostomi'
- Selachostomi \Sel`a*chos"to*mi\, n. pl. [NL. See Selachii, and
Stoma.] (Zool.)
A division of ganoid fishes which includes the paddlefish, in
which the mouth is armed with small teeth.
[1913 Webster]