Main Ref. | Robins, C.R., R.H. Robins and M.E. Brown, 2012 |
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 | |
تشخيص |
This species is characterized by the following: usual number of vertebrae, precaudal 16 (14-17), caudal 60-62 (59-64), total 76-78 (75-80); fin rays, dorsal 138-146 (134-148), anal 117-120 (111-123) pectoral 23-24 (21-25); pyloric caeca 4-5 (3-6), usually 3-4 in one whorl, 1-2 in second tier, sometimes 1 in a third tier; first gill arch with rudimentary rakers 3 (2-4) on the upper arm, 4 (sometimes 5) developed but short rakers on lower arm, rudiments anterior on the first arch vary from 1-10 (usually 5-8); total rakers 12-16 (9-18) with most of the variations due to the rudiments; dorsal-fin origin between neural spines 4-5 (26 specimens) or 3-4 (17 specimens) (Ref. 91765). |
Ease of Identification |
Lateral Lines | Interrupted: No |
Scales on lateral line | |
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 | 5 - 13 |
on upper limb | 3 - 3 |
کل | 9 - 16 |
مهره ها | |
preanal | 14 - 17 |
کل | 75 - 80 |
Attributes | |
Fins number | 1 |
Finlets No. | Dorsal 0 - 0 |
Ventral 0 - 0 | |
Spines total | 0 - 0 |
Soft-rays total | 134 - 148 |
Adipose fin | absent |
Attributes |
Fins number | 1 |
Spines total | 0 - 0 |
Soft-rays total | 111 - 123 |
Pectoral | Attributes |
Spines 0 | |
Soft-rays 21 - 25 | |
Pelvics | Attributes |
Position | |
Spines 0 | |
Soft-rays |