| Main Ref. | Burgess, W.E., 1978 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | striking fins |
| Body shape lateral | short and / or deep |
| Cross section | compressed |
| Dorsal head profile | clearly concave |
| Type of eyes | more or less normal |
| Type of mouth/snout | more or less normal |
| Position of mouth | terminal |
| Type of scales | ctenoid scales |
| Diagnosis |
Description: There is a pattern of `chevron' markings on the sides and a prominent black spot at the posterior edge of the soft portion of the dorsal fin. Adults of this species have a prominent black vertical band running across the eye, and a filament trailing posteriorly from the upper soft portion of the dorsal fin. Juveniles with a black bar over the head that hides the eye and an eye-sized black spot on the soft dorsal fin (Ref. 48636). Snout length 2.2-2.8 in HL. Body depth 1.6-1.8 in SL (Ref. 90102). |
| Ease of Identification |
| Lateral Lines | 1 Interrupted: No |
| Scales on lateral line | 33 - 43 |
| Pored lateral line scales | 29 - 40 |
| Scales in lateral series | |
| Scale rows above lateral line | 5 - 6 |
| Scale rows below lateral line | 13 - 17 |
| Scales around caudal peduncle | |
| Barbels | 0 |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | |
| on upper limb | |
| total | 16 - 20 |
| Vertebrae | |
| preanal | |
| total |
| Attributes | extending over most of the back length |
| Fins number | 1 |
| Finlets No. | Dorsal 0 - 0 |
| Ventral 0 - 0 | |
| Spines total | 12 - 13 |
| Soft-rays total | 22 - 25 |
| Adipose fin | absent |
| Attributes | more or less truncate; more or less normal |
| Fins number | 1 |
| Spines total | 3 - 3 |
| Soft-rays total | 19 - 21 |
| Pectoral | Attributes more or less normal |
| Spines 0 | |
| Soft-rays 14 - 17 | |
| Pelvics | Attributes more or less normal |
| Position thoracic beneath origin of D1 | |
| Spines | |
| Soft-rays |