Main Ref. | Trunov, I.A., 1991 |
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 | |
диагноз |
Jaws with outer row of numerous minute teeth and closely adjoining inner rows of sparse fang-shaped teeth. Upper jaw with additional inner band of minute teeth, separated from the series of fang-shaped teeth by 3 spaces. Trunk with 120-130 transverse rows of scales. Lower side of head and the lower surface of lower jaw, without scales; second dorsal fin with 57-62 rays. Gill rakers thin, slightly flattened. Abdominal cavity extends to above the base of 13th-14th rays of anal fin. Pyloric caeca 8-11. Paired fins more or less whitish (Ref. 45011). |
Ease of Identification |
Lateral Lines | Interrupted: No |
Scales on lateral line | |
Pored lateral line scales | |
Scales in lateral series | |
Scale rows above lateral line | 10 - 11 |
Scale rows below lateral line | |
Scales around caudal peduncle | |
Barbels | |
Gill clefts (sharks/rays only) | |
Gill rakers | |
on lower limb | |
on upper limb | |
общее число | |
позвонки | |
preanal | |
общее число |
Attributes | |
Fins number | 2 |
Finlets No. | Dorsal 0 - 0 |
Ventral 0 - 0 | |
Spines total | 0 - 0 |
Soft-rays total | 68 - 74 |
Adipose fin | absent |
Attributes | more or less truncate |
Fins number | 1 |
Spines total | 0 - 0 |
Soft-rays total | 65 - 72 |
Pectoral | Attributes more or less normal |
Spines 0 | |
Soft-rays 28 - 29 | |
Pelvics | Attributes |
Position thoracic before origin of D1 | |
Spines 0 | |
Soft-rays 7 - 7 |