| Main Ref. | Allen, G.R. and M.V. Erdmann, 2012 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | other |
| Different appearance | always different morphology between mature adults |
| Different colors | always different colors between mature adults |
| Remarks | Males with whitish dorsal fin white female with mainly black dorsal fin (Ref 90102). |
| Striking features | |
| Body shape lateral (shape guide) | elongated |
| Cross section | compressed |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | cycloid scales |
| Diagnosis |
Description: Characterized by mainly bluish white body color with yellow markings on head and along back; pelvic fins of both sexes elongate; whitish dorsal fin of male; black dorsal fin of female; dorsal rays III+22-23; anal rays I,26; pectoral rays 17; lateral line scales 38; scale rows between dorsal and anal fins 12-13; first dorsal fin on head, behind level of pelvic fins, composed of three spines; extremely elongate pelvic fins in both sexes, 70-78% of SL in adult; cycloid scales on body, absent on head; vertebrae 38 (Ref. 90102). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | 38 - 38 |
| Pored lateral line scales | |
| Scales in lateral series | |
| Scale rows above lateral line | |
| Scale rows below lateral line | |
| Scales around caudal peduncle | |
| Barbels | |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | |
| on upper limb | |
| total | |
| Vertebrae | |
| preanal | |
| total | 38 - 38 |
| Attributes | |
| Fins number | 2 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | 3 - 3 |
| Soft-rays total | 22 - 23 |
| Adipose fin |
| Attributes |
| Fins number | 1 |
| Spines total | 1 - 1 |
| Soft-rays total | 26 - 26 |
| Pectoral | Attributes |
| Spines | |
| Soft-rays 17 - 17 | |
| Pelvics | Attributes |
| Position | |
| Spines 1 | |
| Soft-rays 5 - 5 |