| Main Ref. | Faustino-Fuster, D.R., J.A. López-Castaño, J.M. Quiñones and V. Meza-Vargas, 2024 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral (shape guide) | elongated |
| Cross section | compressed |
| 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: very faint cream bar (collar) or homogeneus coloration of the nuchal region; 6 branched caudal-fin rays on dorsal lobe; light brown in life, light rosy in life; deep body (13.3-17.0% SL vs. 9.5-13.2% SL), deep head at supraoccipital 48.0-51.5% SL; deep head at interorbital 34.5-43.5% SL; short preadipose distance 70.2-73.3% SL; deep adipose fin 3.1-4.6% SL; large eye 8.5-11.5% SL; and wide internostril distance 9.5-11.5% SL (Ref. 132479). |
| 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 | 40 - 41 |
| Attributes | |
| Fins number | 1 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | |
| Soft-rays total | 6 - 6 |
| Adipose fin | present |
| Attributes |
| Fins number | 1 |
| Spines total | |
| Soft-rays total | 8 - 9 |
| Pectoral | Attributes |
| Spines | |
| Soft-rays 7 - 7 | |
| Pelvics | Attributes |
| Position | |
| Spines | |
| Soft-rays 5 - 5 |