| Main Ref. | Paugy, D. and S.A. Schaefer, 2007 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | no special organs |
| Different appearance | always different morphology between mature adults |
| Different colors | |
| Remarks | Males have dorsal fin rays filamentous (Ref. 80290). |
| Striking features | none |
| Body shape lateral (shape guide) | fusiform / normal |
| Cross section | |
| Dorsal head profile | more or less straight |
| Type of eyes | more or less normal |
| Type of mouth/snout | more or less normal |
| Position of mouth | terminal |
| Type of scales | |
| Diagnosis |
Diagnosis: 6.5-7.5 scales in transverse row between lateral line and dorsal fin origin; 10 scales around caudal peduncle; 33-36 lateral line scales (Ref. 74421, 80290). Eye diameter/head length 36-50% (Ref. 80290) or 35.6-46.8 (Ref. 74421). 17-19 (Ref. 80290) or 16-19 (Ref. 74421) anal fin branched rays. Description: body more or less slender; males have dorsal fin rays filamentous (Ref. 80290). Dorsal fin with 2 unbranched and 8 branched rays; anal fin with 3 unbranched and 16-19 branched rays (Ref. 74421). 17-19 (Ref. 80290) or 16-20 (Ref. 74421) gill rakers on lower limb of first gill arch. Coloration: dorsum generally dark green, belly is lighter and whitish (Ref. 80290). |
| Ease of Identification |
| Lateral Lines | 1 Interrupted: No |
| Scales on lateral line | 33 - 36 |
| Pored lateral line scales | |
| Scales in lateral series | |
| Scale rows above lateral line | 6 - 8 |
| Scale rows below lateral line | 3.5 - 4.5 |
| Scales around caudal peduncle | 10 - 10 |
| Barbels | 0 |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | 16 - 20 |
| on upper limb | 13 - 16 |
| total | 31 - 36 |
| Vertebrae | |
| preanal | |
| total |
| Attributes | other |
| Fins number | 1 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | 0 - 0 |
| Soft-rays total | 10 - 10 |
| Adipose fin | present |
| Attributes | forked; more or less normal |
| Fins number | 1 |
| Spines total | 0 - 0 |
| Soft-rays total | 19 - 22 |
| Pectoral | Attributes more or less normal |
| Spines | |
| Soft-rays | |
| Pelvics | Attributes more or less normal |
| Position abdominal behind origin of D1 | |
| Spines | |
| Soft-rays |