D1 XII+I/10; D2 absent; P1 13; P 2 I/5; A III/7. Head and body with numerous
reddish-brown bars of variable width, separated by narrow white bars;
generally brownish pectoral fins without prominent dark bands; dorsal spines
free of membrane except basally; enlarged and wing-like pectoral fins with
rays free of membrane distally, unbranched rays.