| Main Ref. | Kingston, D.I., 1978 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks | Sexual dimorphism marked in both proportional measurements and coloration. |
| Striking features | |
| Body shape lateral | short and / or deep |
| Cross section | oval |
| Dorsal head profile | more or less straight |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
Males with a less prominent notch in dorsal fin; no irregular black spots on sides of body; a gray cast superimposed on gold body and gray fins. Head wedged shaped; upturned lips; proportionately larger head and orbit. Tendency to fewer lateral scales, predorsal scales and vertebrae. Male with fins larger, especially dorsal and anal fins; greater prepelvic length, head and body depths; first 6 anal-fin rays small folding into fleshy dermal pocket supported by 7th ray; dorsal fin notched, first 4-5 rays separated slightly from the rest. |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | 30 - 35 |
| Pored lateral line scales | |
| Scales in lateral series | |
| Scale rows above lateral line | |
| Scale rows below lateral line | |
| Scales around caudal peduncle | 17 - 19 |
| Barbels | |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | |
| on upper limb | |
| total | 26 - 34 |
| Vertebrae | |
| preanal | |
| total | 30 - 35 |
| Attributes | |
| Fins number | |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | |
| Soft-rays total | 15 - 17 |
| Adipose fin |
| Attributes | more or less truncate; more or less normal |
| Fins number | |
| Spines total | |
| Soft-rays total | 14 - 15 |
| Pectoral | Attributes more or less normal |
| Spines | |
| Soft-rays 12 - 15 | |
| Pelvics | Attributes |
| Position | |
| Spines | |
| Soft-rays 5 - 6 |