Scientific Name
Nezumia leucoura
Common Name
Whitetail whiptail
Biology
Dorsal
spines
(total): 2;
Anal
spines: 0. pelvic fin rays 11-12; height first dorsal less than head length; underside of head including lower jaw naked, without prominent sensory pores; scales covered with tiny spinules in parallel to slightly convergent rows; 10-11 scale rows below origin of second dorsal fin, about 50 lateral line scales from anterior origin over distance equal to predorsal length; dark color of trunk confined to abdomen, not extending onto dorsum; first dorsal fin pale with blackish tip; anterior dermal window of light organ small, situated between pelvic fin bases; tip of tail distinctly pale over posterior 1/4-1/5th of fin, from about 90th anal ray. Snout protruding, angular.