Main Ref. | Nakabo, T., 2002 |
Appearance refers to | |
Bones in OsteoBase |
Specialized organs | |
Different appearance | |
Different colors | |
Remarks |
Striking features | |
Body shape lateral | short and / or deep |
Cross section | compressed |
Dorsal head profile | |
Type of eyes | |
Type of mouth/snout | |
Position of mouth | |
Type of scales | |
Diagnosis |
Head and body without any markings; blackish-brown when alive and in spirits (Ref. 43239); characterized further by absence of scales; complete pelvic fin frenum and basal membrane; depth of body at level of pelvic fins 2.8-3.1 in SL (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 |
Attributes | |
Fins number | 2 |
Finlets No. | Dorsal |
Ventral | |
Spines total | 7 - 7 |
Soft-rays total | 11 - 11 |
Adipose fin |
Attributes | other (see remark); more or less normal |
Fins number | 1 |
Spines total | 1 - 1 |
Soft-rays total | 9 - 10 |
Pectoral | Attributes more or less normal |
Spines 0 | |
Soft-rays 18 - 20 | |
Pelvics | Attributes more or less normal |
Position abdominal beneath origin of D1 | |
Spines 1 | |
Soft-rays 5 - 5 |