Key to the Species of Cyprinella

5a. (From 2b.) Base of caudal fin without distinct white or depigmented areas; tubercles of breedings males either scattered or in rows on top of head, but separate from those on snout; pectoral and caudal fin coloration not salmon or pink.

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5b. (From 2b.) Base of caudal fin with two large and distinct, white or depigmented areas above and below caudal spot; tubercles of breeding males scattered and continuously distributed from snout to top of head; snout red; pectoral and caudal fins salmon colored.
whitetail shiner

Cyprinella galactura