Main Ref. | Kong, I., R. Meléndez and G. Henriquez, 1988 |
Appearance refers to | Male; Female |
Bones in OsteoBase |
Specialized organs | other |
Different appearance | |
Different colors | |
Remarks | male intromittent organ present |
Striking features | long whip-like tail |
Body shape lateral | elongated |
Cross section | compressed |
Dorsal head profile | more or less straight |
Type of eyes | more or less normal |
Type of mouth/snout | more or less normal |
Position of mouth | sub-terminal/inferior |
Type of scales | |
Diagnosis |
body tapers to a slender tail; imbricate scales present on body, absent from head and bases of dorsal and anal fins; opercular spine strong; a prominent skin flap ending in a large pore above the upper angle of the opercle; palatine teeth present; 3 or 4 well developed rakers on the first arch; branchiostegal rays 8; male intromittent organ on a broad fleshy pad or stalk; pectoral fins mounted on a broad lobe (Ref. 34024). |
Ease of Identification | likely to be confused with closely related species. |
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 | 19 - 21 |
Vertebrae | |
preanal | |
total |
Attributes | extending over most of the back length |
Fins number | 1 |
Finlets No. | Dorsal |
Ventral | |
Spines total | 0 - 0 |
Soft-rays total | 144 - 169 |
Adipose fin | absent |
Attributes | pointed; confluent |
Fins number | 1 |
Spines total | 0 - 0 |
Soft-rays total | 98 - 122 |
Pectoral | Attributes more or less normal |
Spines 0 | |
Soft-rays 21 - 25 | |
Pelvics | Attributes reduced to filaments |
Position jugular before origin of D1 | |
Spines 0 | |
Soft-rays 1 - 1 |