| Main Ref. | Allen, G.R., 1991 |
| 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 |
Distinguished by the following characteristics: first dorsal VI; second dorsal I,7; anal I,6-7, pectoral rays 14-16, segmented caudal rays 17; caudal ray pattern 9/8; branched caudal rays 14-15, in 7/7 pattern; longitudinal scale count 23-25; TRB 7-8; predorsal scale count 2-9; circumpeduncular scales 12; gill rakers on outer face of first arch 2+6, 2+7; vertebrae 10+16; neural spine of second vertebra slightly expanded at tip or all pointed; body slender, compressed (Ref. 80545). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | |
| Pored lateral line scales | |
| Scales in lateral series | 23 - 25 |
| 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 | 2 - 7 |
| on upper limb | 2 - 6 |
| total | |
| Vertebrae | |
| preanal | |
| total | 10 - 16 |
| Attributes | |
| Fins number | 2 |
| Finlets No. | Dorsal 0 - 0 |
| Ventral 0 - 0 | |
| Spines total | 7 - 7 |
| Soft-rays total | 10 - 10 |
| Adipose fin | absent |
| Attributes |
| Fins number | 1 |
| Spines total | 1 - 1 |
| Soft-rays total | 6 - 7 |
| Pectoral | Attributes |
| Spines | |
| Soft-rays 14 - 16 | |
| Pelvics | Attributes |
| Position | |
| Spines | |
| Soft-rays |