Main Ref. | Aonuma, Y., A. Iwata and T. Yoshino, 2000 |
Appearance refers to | |
Bones in OsteoBase |
Specialized organs | |
Different appearance | |
Different colors | |
Remarks |
Striking features | |
Body shape lateral | elongated |
Cross section | compressed |
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 | cycloid and ctenoid scales |
Diagnosis |
Head and nape dark brown; a few yellowish spots on pectoral-fin base and opercle margin; second dorsal-fin rays I-13; proportional length of interpelvic connecting membrane relative to longest pelvic-fin ray 0.46-0.55; ventral frenum present; midline of nape naked, sides scaled above midpoint between preopercle and opercle (Ref. 36348). longitudinal scale series 92-101 (Ref. 90102). |
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 | |
on upper limb | |
total | |
Vertebrae | |
preanal | |
total | 26 - 26 |
Attributes | |
Fins number | 2notched No |
Finlets No. | Dorsal 0 - 0 |
Ventral 0 - 0 | |
Spines total | 7 - 7 |
Soft-rays total | 13 - 13 |
Adipose fin | absent |
Attributes | more or less truncate; confluent |
Fins number | 1 |
Spines total | 1 - 1 |
Soft-rays total | 13 - 13 |
Pectoral | Attributes more or less normal |
Spines 0 | |
Soft-rays 20 - 20 | |
Pelvics | Attributes joint, cup-like |
Position thoracic beneath origin of D1 | |
Spines 1 | |
Soft-rays 5 - 5 |