| Main Ref. | Page, L.M. and B.M. Burr, 2011 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral (shape guide) | |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | sub-terminal/inferior |
| Type of scales | |
| Diagnosis |
Chrosomus erythrogaster can be distinguished by having the following characters: 67-95 scales on lateral line; pharyngeal teeth 0,5-5,0; moderately pointed snout, longer than eye in adult; small, moderately oblique (less than 45°), slightly subterminal mouth ending in front eye; 2 black stripes along side with upper one thin broken into spots at rear while lower one wide, becoming thin on caudal peduncle; olive brown above, dusky stripe along back; black spots (sometimes absent) on upper side, often arranged in row; silver yellow side; black wedge-shaped caudal spot; white, yellow or red below; and large males with vivid color, consisting of bright red belly, lower head and base of dorsal fin, and yellow fins (Ref. 86798). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | 67 - 95 |
| 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 |
| Attributes | no striking attributes |
| Fins number | 1 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | |
| Soft-rays total | |
| Adipose fin | absent |
| Attributes | forked |
| Fins number | |
| Spines total | |
| Soft-rays total |
| Pectoral | Attributes more or less normal |
| Spines | |
| Soft-rays | |
| Pelvics | Attributes more or less normal |
| Position abdominal before origin of D1 | |
| Spines | |
| Soft-rays |