| Main Ref. | Acero, A.P. and R. Franke, 1993 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral | elongated |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
This large (13.2-21.8 cm SL) species have the following set of characters: truncate caudal fin; D 13, A III; 102-105 oblique scale rows in longitudinal series; 68-73 pored lateral line scales; 26-30 gill rakers on lower limb of first arch; entire length of body with 3 violet parallel lines observed on the Colombian specimens (no spotting or other markings on head or body of Costa Rican specimen except for a series of small dark spots along the distal margin of dorsal fin); 16 caudal vertebrae (Ref. 75633). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | |
| Pored lateral line scales | 68 - 73 |
| 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 | 26 - 30 |
| total | 41 - 44 |
| Vertebrae | |
| preanal | 10 - 10 |
| total | 26 - 26 |
| Attributes | |
| Fins number | 1 |
| Finlets No. | Dorsal 0 - 0 |
| Ventral 0 - 0 | |
| Spines total | 11 - 11 |
| Soft-rays total | 13 - 13 |
| Adipose fin | absent |
| Attributes | more or less truncate; more or less normal |
| Fins number | 1 |
| Spines total | 3 - 3 |
| Soft-rays total | 13 - 13 |
| Pectoral | Attributes very large , lobe-like |
| Spines 0 | |
| Soft-rays 20 - 21 | |
| Pelvics | Attributes |
| Position | |
| Spines | |
| Soft-rays |