| Main Ref. | Smith, D.G. and G.D. Johnson, 2007 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral (shape guide) | elongated |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
This species differs from other species of the Pteropsaron/Osopsaron complex in having only 3 dorsal spines which are displaced anteriorly to lie over the posterior end of the skull, and associated modification of the anteriormost 3 pterygiophores and neural spines; D III, 20-23; A 24-25; vertebrae 35-36 (Ref. 75753). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | 36 - 37 |
| 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 | 35 - 36 |
| Attributes | |
| Fins number | 2 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | 3 - 3 |
| Soft-rays total | 20 - 23 |
| Adipose fin |
| Attributes |
| Fins number | 1 |
| Spines total | |
| Soft-rays total | 20 - 25 |
| Pectoral | Attributes |
| Spines | |
| Soft-rays 17 - 17 | |
| Pelvics | Attributes |
| Position | |
| Spines | |
| Soft-rays |