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| Common names: pearlfish (English), pez-perla (Espanol), perlero (Espanol) |
Echiodon exsilium Rosenblatt, 1961
Nocturnal pearlfish, Slender pearlfish
Slender, short, cylindrical body, long slender tail; 2-3 small fleshy flaps at tip of snout above top lip; rear margin of top jaw bone not covered by skin; 1-3 large curved fangs at front of top jaw, 1-2 fangs at tip of lower jaw, these separated by a gap from other teeth, other jaw teeth small, conical, in multiple rows; gill opening extends above mid-side; dorsal and anal fins low, confluent with tail fin; dorsal origin well behind origin of anal; well developed pectoral fin; anus and origin of anal fin well behind base of pectoral fin.
Transparent, belly white; dark brown around brain; dark dots behind eye, along cheek and upper jaw; speckles along bases of dorsal and anal fins.
Size: 14.2 cm.
Habitat: apparently free living.
Depth: 5-90 m.
Southern Baja and the central Gulf of California to Ecuador; Galapagos and Cocos.