Main Ref. | Paxton, J.R. and D.J. Bray, 1986 |
Appearance refers to | |
Bones in OsteoBase |
Specialized organs | |
Different appearance | |
Different colors | |
Remarks |
Striking features | none |
Body shape lateral | fusiform / normal |
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 | terminal |
Type of scales | |
Diagnosis |
Mouth large, maxillary extending far beyond eye (Ref. 559) Lower jaw projecting beyond the upper (Ref. 559). Teeth on both jaws broad villiform bands (Ref. 559). Body and each fin with minute spinules, the surface velvety to the touch. Lateral line opening as distinct pores (Ref. 559). |
Ease of Identification |
Lateral Lines | Interrupted: No |
Scales on lateral line | 28 - 33 |
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 | 14 - 16 |
on upper limb | 5 - 6 |
total | 19 - 22 |
Vertebrae | |
preanal | |
total |
Attributes | no striking attributes |
Fins number | 1 |
Finlets No. | Dorsal 0 - 0 |
Ventral 0 - 0 | |
Spines total | 0 - 0 |
Soft-rays total | 19 - 22 |
Adipose fin | absent |
Attributes | forked; more or less normal |
Fins number | 1 |
Spines total | 0 - 0 |
Soft-rays total | 15 - 18 |
Pectoral | Attributes more or less normal |
Spines 0 | |
Soft-rays 13 - 14 | |
Pelvics | Attributes more or less normal |
Position abdominal before origin of D1 | |
Spines 0 | |
Soft-rays 6 - 6 |