Common names: searobin (English), cabro (Espanol), rubio (Espanol), vaca (Espanol)
Prionotus birostratus Richardson, 1844
Head flattened, snout plates strongly projecting at front; wide between eyes; no transverse groove across top of head behind eyes; bony ridge under eye with 2 spines at rear; teeth on jaws and roof of mouth simple; ~ 5-6 well developed lower gill rakers; two separate dorsal fins, X + 10-12; pectoral fins long, reaching past center of anal base, 13-14 rays, with 2-3 enlarged, but relatively short, free rays at bottom of fin that are detached from main fin, rear margin of main pectoral concave; body with rough scales; rear flap of operculum with scales; nape scaled; lateral-line scales 50-55.
First dorsal dusky, dark tips of first 3 spines; second dorsal dark rays, dusky outer margin; tail with 3 dark bars; anal clear; pectoral black with white blotches.
Size: 18 cm.
Habitat: sand-mud bottoms.
Depth: 20-60 m.
Southern Baja and the Central Gulf of California to Ecuador.