| Main Ref. | Vigliotta, T.R., J.P. Friel and M.L.J. Stiassny, 2025 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral (shape guide) | elongated |
| Cross section | oval |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
This species is distinguished from its congeners by the following set of characters: mandibular teeth 40-67, mean 58 ± 7 in a functional row arranged in a straight line; primary premaxillary teeth 299-551; presence of elongate, finger like fimbriae on the ventral and posterior faces of the paired premaxillae, with some emanating from between the premaxillary teeth; miniscule, skin covered rudimentary eyes (diameter 0%-1.7% SL); depigmented pinkish skin with some bluegray dorsally, but without obvious pattern or markings; deeply forked caudal fin, with pointed lobes; and dorsal spine 12.9%-16.6% (Ref. 138252) |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | |
| 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 | 31 - 34 |
| Attributes | |
| Fins number | 1 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | 2 - 2 |
| Soft-rays total | 3 - 5 |
| Adipose fin | present |
| Attributes |
| Fins number | 1 |
| Spines total | |
| Soft-rays total | 6 - 9 |
| Pectoral | Attributes |
| Spines 1 | |
| Soft-rays 8 - 9 | |
| Pelvics | Attributes |
| Position | |
| Spines | |
| Soft-rays 6 - 6 |