| Main Ref. | Randall, J.E and W.N. Eschmeyer, 2001 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral | short and / or deep |
| Cross section | oval |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
Snout very short, about equal to orbit diameter. Ascending process of premaxilla extending into interorbital space. Body depth of adults 2.0-2.2 in SL. Longitudinal scale series 37-39 (Ref 42181). Description: Characterized by variable coloration, usually matching surrounding substrate; double upper opercular spine; highly arched nape and anterior body, humpback appearance; broad interorbital 4.1-4.2 in head length; deep occipital pit (Ref. 90102). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | 20 - 21 |
| Pored lateral line scales | |
| Scales in lateral series | 37 - 39 |
| Scale rows above lateral line | 5 - 5 |
| Scale rows below lateral line | 11 - 12 |
| Scales around caudal peduncle | |
| Barbels | |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | |
| on upper limb | |
| total | 13 |
| Vertebrae | |
| preanal | |
| total | 24 |
| Attributes | |
| Fins number | 1 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | 12 - 12 |
| Soft-rays total | 9 - 9 |
| Adipose fin |
| Attributes |
| Fins number | 1 |
| Spines total | 3 - 3 |
| Soft-rays total | 5 - 5 |
| Pectoral | Attributes |
| Spines | |
| Soft-rays 18 - 19 | |
| Pelvics | Attributes |
| Position | |
| Spines 1 | |
| Soft-rays 5 - 5 |