Scientific Name
Ptereleotris uroditaenia
Common Name
Flagtail dartfish
Biology
Dorsal
spines
(total): 7;
Dorsal
soft rays
(total): 26;
Anal
spines: 1;
Anal
soft rays: 24;
Vertebrae: 26. Pale bluish in life. Chin with a median longitudinal fold. Scales tiny, closely packed, non imbricate except posteriorly on caudal peduncle. 1st dorsal higher than 2nd fin; rays of 3rd to 5th spines very long and filamentous. Pale markings on head. Named uroditaenia (Greek) in reference to the 2 dark bands on the caudal fin.