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| Common names: cardinalfish (English), cardenal (Espanol) |
Apogon atricaudus Jordan & McGregor in Jordan & Evermann, 1898
Body oblong, compressed; head large, snout short; eye large; teeth small, no canines, usually present on center and sides of roof of mouth; gill rakers (including rudiments) 5 + 13; preopercle serrated, lower membranous flap not extending beyond edge of preoperculum; dorsal rays VI + I, 9; anal rays II, 8; pectoral rays 11-12; tail fin moderately concave; body scales rough; last few scales on tail fin; a row of scales along center of nape; lateral line complete, extends onto base of tail fin; lateral-line scales 24-25.
Yellow orange on head and belly; remainder of body lavendar or bluish red; middle of first dorsal fin with blackish streak.
Size: to 9 cm.
Inhabits rocky reefs.
Depth: 3-50 m.
The tip of Baja California, the Revillagigedo Islands and Clipperton.