Crossopterygian
Pronunciation : Cros*sop`ter*yg"i*an (krs-sp`tr-j-an)
Part of Speech : a.
Definition : Defn: Of or pertaining to the Crossopterygii. -- n.
Defn: One of the Crossopterygii.
(Zo?l.)
Source : Webster's Unabridged Dictionary, 1913