Main Ref. | Child, C.A., 1998 |
Appearance refers to |
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 | |
Diagnosis | Lateral processes crowded together; increasingly shorter from anterior to posterior. Conical ocular tubercle and abdomen approximately the same short length. Short proboscis protruding ventral corners. First coxa, low laterodistal bumps. Male femoral cement glands consists of a row of 12 -14 tiny pores on the proximal half of the segment. Sixth or terminal oviger segment as long as the fifth. Sixth always shorter than the fifth in almost all species of this genus except for a few species and the few others having only five oviger segments. |
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 |
Attributes | |
Fins number | |
Finlets No. | Dorsal |
Ventral | |
Spines total | |
Soft-rays total | |
Adipose fin |
Attributes |
Fins number | |
Spines total | |
Soft-rays total |
Pectoral | Attributes |
spines | |
soft-rays | |
Pelvics | Attributes |
Position | |
spines | |
soft-rays |