Key to the Species of Lythrurus

4a. (From 2b.) Distinct lateral stripe present; preorbital stripe and lips darkly pigmented; anal fin usually without pigment; dorsal fin pigment restricted to margin of rays.
warrior shiner

Lythrurus alegnotus

4b. (From 2b.) Lateral stripe absent anteriorly; preorbital stripe and lips not darkly pigmented; anal fin with pigment; dorsal fin with melanophores widely distributed (pigment may be basal or distal, or may be restricted to anterior 2 or 3 membranes.

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