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 |
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 |
Pectoral fin rays entire. Predorsal cycloid scale 7-10, ctenoid on trunk. Few spots on nape; a dusky line running from eye dorsal to sensory pore path, ending at or before pectoral fin base; wavy brown lines on the snout. Pelvic and distal part of anal fins darker in males than in females. Appressed anal fin reaching within a distance of 1-2 scales of caudal fin in male, 2-4 scales in female; appressed 2nd dorsal slightly overlapping caudal in male. Some males exhibit 3-4 vertical bars on abdomen and 2-3 horizontal bars in 1st dorsal fin (Ref. 420); longitudinal scale series 30-32; no scales on cheek and opercle; body depth 4.9-6.1 in SL (Ref. 90102). |
Ease of Identification |
Lateral Lines | Interrupted: No |
Scales on lateral line | |
Pored lateral line scales | |
Scales in lateral series | 30 - 32 |
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 0 - 0 |
Ventral 0 - 0 | |
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 - 20 | |
Pelvics | Attributes joint, cup-like |
Position thoracic before origin of D1 | |
Spines 1 | |
Soft-rays 5 - 5 |