| Main Ref. | Allen, G.R. and M.V. Erdmann, 2009 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral | fusiform / normal |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
This species is distinguished by the following characters: caudal fin forked with upper and lower rays as long trailing filaments; a single dusky (blue in life) stripe on side of snout; a pale-yellow stripe in life on middle of side that can be instantly 'switched' on or off; predorsal scales up to level between posterior margin of posterior nostrils; suborbital is scaled; lower limb of preopercle with 3 rows of scales; 45-46 lateral-line scales; 15-16 pectoral-fin rays; pelvic fins moderately long, in adult males, reaching level of anus (Ref. 80700). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | 45 - 46 |
| Pored lateral line scales | |
| Scales in lateral series | |
| Scale rows above lateral line | 2.5 - 2.5 |
| Scale rows below lateral line | 11.5 - 11.5 |
| Scales around caudal peduncle | 18 - 18 |
| Barbels | |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | |
| on upper limb | |
| total | 5 - 6 |
| Vertebrae | |
| preanal | |
| total |
| Attributes | |
| Fins number | 1 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | 10 - 10 |
| Soft-rays total | 9 - 9 |
| Adipose fin |
| Attributes |
| Fins number | 1 |
| Spines total | 3 - 3 |
| Soft-rays total | 7 - 7 |
| Pectoral | Attributes |
| Spines 0 | |
| Soft-rays 15 - 16 | |
| Pelvics | Attributes |
| Position | |
| Spines 1 | |
| Soft-rays 5 - 5 |