| Main Ref. | Smith, C.L., 1997 |
| 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 | |
| Diagnosis |
Conspicuous white spot behind tip of each dorsal spine (Ref. 26938). Body slender. Upper jaw extending posteriorly to middle of pupil (Ref. 37108). Body bright red or red striped, sometimes blotched (Ref. 7251). Similar in color to H. ascensionis, but each interspinous membrane of dorsal fin with a white spot near margin (Ref. 13442). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | 51 - 54 |
| Pored lateral line scales | 50 - 57 |
| 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 |
| Attributes | |
| Fins number | |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | 11 - 11 |
| Soft-rays total | 14 - 16 |
| Adipose fin |
| Attributes |
| Fins number | |
| Spines total | 4 - 4 |
| Soft-rays total | 9 - 11 |
| Pectoral | Attributes |
| Spines | |
| Soft-rays 15 - 17 | |
| Pelvics | Attributes |
| Position | |
| Spines | |
| Soft-rays |