| Main Ref. | Lamboj, A. and R. Schelly, 2006 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral | fusiform / normal |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
Nanochromis teugelsi is characterized by the absence of scales on nape, cheeks, and chest, but is has a fully scaled opercle (Ref. 57723). It has an elevated upper lateral line, with about half or more contiguous with the dorsal-fin base; it has 15-23 upper lateral-line scales and 4-8 lower lateral-line scales (Ref. 57723). It is also characterized by the absence of a supraneural bone (Ref. 57723). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | 24 - 30 |
| Pored lateral line scales | |
| Scales in lateral series | |
| Scale rows above lateral line | |
| Scale rows below lateral line | |
| Scales around caudal peduncle | 12 - 12 |
| Barbels | |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | 6 - 8 |
| on upper limb | |
| total | 10 - 12 |
| Vertebrae | |
| preanal | |
| total |
| Attributes | no striking attributes |
| Fins number | |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | 17 - 19 |
| Soft-rays total | 8 - 9 |
| Adipose fin | absent |
| Attributes | more or less truncate; more or less normal |
| Fins number | 1 |
| Spines total | 3 - 3 |
| Soft-rays total | 7 - 8 |
| Pectoral | Attributes more or less normal |
| Spines | |
| Soft-rays 12 - 13 | |
| Pelvics | Attributes more or less normal |
| Position thoracic behind origin of D1 | |
| Spines | |
| Soft-rays |