Main Ref. | Higgins, R.P., 1983 |
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 | Trunk slightly tapered anteriorly; strongly tapered posteriorly with narrow penultimate and slightly flared terminal segments. Mid-dorsal spinose projections well-developed. Semicircular cuticular ridge prominent on sternal plates. Distinct, round projections of the anterolateral tergal margins of the first trunk segment. Small projections on the anterior tergal margin. Lateral projection of tergal plate present in females; absent in males. Males with 3 pairs of penile spines at anterolateral margins of terminal sternal plates, 2 unmodified lateral setae on segment 12, adhesive tubes on segment 4 sternal plates, even lateral margin on terminal tergal plates, and slightly narrower trunk segments (Ref. 1409). |
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 | |
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 |