| Main Ref. | Robitzch, V., M.F. Landaeta and H. Ahnelt, 2023 |
| 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: body slender, elongated and unpigmented in preserved specimen; a species of the long dorsal fin species group with predorsal-fin length 60.2% in SL and preanal-fin length 70.4% in SL; tail distinctly shorter than abdomen, 29.8% of SL; head massive, 48.7% width in head length, with a conmassive, 48.7% width in head length, with a convex dorsal profile; a relatively narrow pectoral-radial plate, 52.4% width of pectoral-radial plate length; 20-21 dorsal-fin rays; 12 anal-fin rays; first anal-fin ray situated opposite the dorsal-fin ray 9-10; teeth on both jaws tiny, conical, densely set; largest specimen 20.9 mm SL (Ref. 130793). |
| 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 | 36 - 37 |
| Attributes | |
| Fins number | |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | |
| Soft-rays total | |
| Adipose fin |
| Attributes |
| Fins number | |
| Spines total | |
| Soft-rays total |
| Pectoral | Attributes |
| Spines | |
| Soft-rays | |
| Pelvics | Attributes |
| Position | |
| Spines | |
| Soft-rays |