Trionychoidea
Pronunciation : Tri*on`y*choi"de*a
Part of Speech : n.
Etymology : [NL. See Trionyx, and -old.] (Zo?l.)
Definition : Defn: A division of chelonians which comprises Trionyx and allied genera; -- called also Trionychoides, and Trionychina.
pl.
Source : Webster's Unabridged Dictionary, 1913