Main Ref. | Murdy, E.O. and D.F. Hoese, 1985 |
Appearance refers to | |
Bones in OsteoBase |
Specialized organs | protruding genital papilla (m) |
Different appearance | always different morphology between mature adults |
Different colors | |
Remarks | Genital papilla of male slightly pigmented, ending to side of anal spine. Female genital papilla truncate, ending well before origin of anal fin (Ref. 420). |
Striking features | |
Body shape lateral | fusiform / normal |
Cross section | circular |
Dorsal head profile | clearly convex |
Type of eyes | more or less normal |
Type of mouth/snout | more or less normal |
Position of mouth | sub-terminal/inferior |
Type of scales | cycloid and ctenoid scales |
Diagnosis |
Upper pectoral fin rays entire. Nape with as many as 30 dark spots. A prominent diagonal, black line from posterior part of upper jaw to operculum. 4 broad, dark bands on abdomen; 2nd dorsal fin with 3-4 rows of black spots; pectoral fin clear, base with 2 small dusky spots. Predorsal cycloid scales 7-9, trunk ctenoid. In male, anal fin when appressed reaching almost the caudal fin; appressed 2nd dorsal fin overlapping caudal. Anal and 2nd dorsal fins of female when appressed reaching to within a distance of 2-3 scales of caudal fin (Ref. 420); longitudinal scale series 30-32; depth of body 4.9-5.6 in SL (Ref. 90102). |
Ease of Identification |
Lateral Lines | Interrupted: No |
Scales on lateral line | |
Pored lateral line scales | |
Scales in lateral series | |
Scale rows above lateral line | |
Scale rows below lateral line | |
Scales around caudal peduncle | |
Barbels | 0 |
Gill clefts (sharks/rays only) | |
Gill rakers | |
on lower limb | |
on upper limb | |
total | |
Vertebrae | |
preanal | 10 - 10 |
total | 26 - 26 |
Attributes | other |
Fins number | 2 |
Finlets No. | Dorsal |
Ventral | |
Spines total | 7 - 7 |
Soft-rays total | 10 - 11 |
Adipose fin | absent |
Attributes | more or less truncate; more or less normal |
Fins number | 1 |
Spines total | 1 - 1 |
Soft-rays total | 9 - 10 |
Pectoral | Attributes more or less normal |
Spines 0 | |
Soft-rays 17 - 19 | |
Pelvics | Attributes joint, cup-like |
Position thoracic before origin of D1 | |
Spines 1 | |
Soft-rays 5 - 5 |