Dictionary
split•tail
Pronunciation: (split'tāl"), [key]—
n.
a minnow,
Pogonichthys macrolepidotus, of the Sacramento River, having the upper lobe of the tail much longer than the lower lobe: habitat changes have greatly reduced its numbers.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.