Species: Ammodytoides gilli, Gill's sand-lance, Panamic sand lance, Silver sand-lance

Ammodytoides gilli (Bean, 1895)

Panamic sand lance, Silver sand-lance, Gill's sand-lance

Body very elongate, moderately compressed, tapering at both ends; depth of tail base < ¼ head length; head pointed; eye large; mouth small, oblique, opens at front; top jaw protractile; a projecting lower jaw; no teeth; a single very long-based, but low dorsal fin, 46-47 rays; anal fin rays 22-24; dorsal and anal fins without spines; pectorals low on side, 14-15; no pelvic fins; tail forked; sensory canal under eye discontinuous; lateral line very high on the sides (just below dorsal fin base), ends high on tail base, ~ 90 pores; scales minute, smooth, arranged in oblique rows.