Main Ref. | |
Appearance refers to | |
Bones in OsteoBase |
Specialized organs | |
Different appearance | |
Different colors | |
Remarks |
Striking features | |
Body shape lateral | elongated |
Cross section | oval |
Dorsal head profile | |
Type of eyes | more or less normal |
Type of mouth/snout | more or less normal |
Position of mouth | terminal |
Type of scales | |
Diagnosis |
Body elongated, small relative head size, one ray of D1 elongated, pelvic rays elongated, anal and dorsal continuous with caudal fin. Tubular scale along the upper and anal lateral lines. Numerous sensory pores on head. The species belongs to "few-rayed" species group with less than 150 dorsal fin rays and less than 114 anal fin rays. It differs from the species of this group by a short chin barbel, small relative eye size, and short prebranchial distance, short preanal distance and long post-anal distance. |
Ease of Identification | likely to be confused with closely related species. |
Lateral Lines | 2 Interrupted: No |
Scales on lateral line | |
Pored lateral line scales | 13 - 17 |
Scales in lateral series | |
Scale rows above lateral line | |
Scale rows below lateral line | |
Scales around caudal peduncle | |
Barbels | 1 |
Gill clefts (sharks/rays only) | |
Gill rakers | |
on lower limb | |
on upper limb | |
total | |
Vertebrae | |
preanal | |
total |
Attributes | first fin ray very elongated |
Fins number | 2 |
Finlets No. | Dorsal 0 - 0 |
Ventral 0 - 0 | |
Spines total | 0 - 0 |
Soft-rays total | 134 - 149 |
Adipose fin | absent |
Attributes | pointed; confluent |
Fins number | 1 |
Spines total | 0 - 0 |
Soft-rays total | 105 - 113 |
Pectoral | Attributes more or less normal |
Spines 0 | |
Soft-rays 34 - 37 | |
Pelvics | Attributes rays very elongated |
Position thoracic before origin of D1 | |
Spines 0 | |
Soft-rays 4 - 4 |