Main Ref. | Boulenger, G.A., 1911 |
Appearance refers to | |
Bones in OsteoBase |
Specialized organs | |
Different appearance | |
Different colors | |
Remarks |
Striking features | |
Body shape lateral | |
Cross section | |
Dorsal head profile | |
Type of eyes | |
Type of mouth/snout | |
Position of mouth | |
Type of scales | |
Diagnosis |
Description: Depth of body 3.3-3.5 times in total length; length of head 3.5-4.0 times in total length (Ref. 2988). Caudal peduncle 1.3-1.5 times as long as deep (Ref. 2988). Snout rounded, a little shorter than eye, which is 3.0-3.3 times in head length; interorbital width 2.5-2.6 times in head length; mouth terminal, 3.5 times in head length; lips thin; two barbels on each side, anterior a little shorter than eye, posterior a little longer (Ref. 2988). Dorsal fin with 3 spines and 7-8 soft rays, equally distant from centre or posterior border of eye and from base of caudal fin, border straight, last spine strong, bony, serrated and shorter than head length; anal fin with 3 spines and 5-6 soft rays; pectoral fin about 2/3 head length, not reaching pelvic fin; base of pelvic fin below anterior half of dorsal fin (Ref. 2988). Scales on lateral line 29-31, 2.5-3 scales between lateral line and pelvic fin, 12 scales around caudal peduncle (Ref. 2988). Colouration: Silvery, brownish on the back; a dark dot at base of caudal fin (Ref. 2988). |
Ease of Identification |
Lateral Lines | Interrupted: No |
Scales on lateral line | |
Pored lateral line scales | |
Scales in lateral series | 29 - 31 |
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 | |
on upper limb | |
total | |
Vertebrae | |
preanal | |
total |
Attributes | no striking attributes |
Fins number | 1 |
Finlets No. | Dorsal |
Ventral | |
Spines total | 3 - 3 |
Soft-rays total | 7 - 8 |
Adipose fin | absent |
Attributes | forked; more or less normal |
Fins number | 1 |
Spines total | 3 - 3 |
Soft-rays total | 5 - 6 |
Pectoral | Attributes more or less normal |
Spines | |
Soft-rays | |
Pelvics | Attributes more or less normal |
Position abdominal behind origin of D1 | |
Spines | |
Soft-rays |