Scientific Name
Phractolaemus ansorgii
Common Name
Hingemouth
Biology
Dorsal
spines
: 0;
Dorsal
soft rays
: 6;
Anal
spines: 0;
Anal
soft rays: 6. Bony head. Nasal openings: 1 tubules, 2 semi-circle behind tubules. Narrow gill opening. Dorsal and anal with 2 simple and 4 branched rays. Skeletal formula: 3.5/35-38/4.5:3.5:16 sexual dimorphism at 210 cm TL: males with 4 large tubercles around eye and spinules on caudal peduncle. Paired fins tinted with red.