Main Ref. | Stein, D.L., N.V. Chernova and A.P. Andriashev, 2001 |
Appearance refers to | |
Bones in OsteoBase |
Specialized organs | |
Different appearance | |
Different colors | |
Remarks |
Striking features | none |
Body shape lateral | elongated |
Cross section | |
Dorsal head profile | more or less straight |
Type of eyes | more or less normal |
Type of mouth/snout | |
Position of mouth | terminal |
Type of scales | |
Diagnosis |
Caudal-fin rays 8, with 2 procurrent rays; pectoral fin deeply notched, pectoral girdle with 2 round radials; mouth oblique; teeth stout, subconical; chin pores at surface, interspace equal to diameter; gill opening small, 0.8 eye diameter, with dorsal end level with eye center; HL 19% SL; preanal length 36% SL; skin thick, not transparent; color solid black, inner surface of subrostral fold and tooth plates black-dotted (Ref. 42734). |
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 | 69 - 69 |
Attributes | |
Fins number | 1 |
Finlets No. | Dorsal 0 - 0 |
Ventral 0 - 0 | |
Spines total | 0 - 0 |
Soft-rays total | 64 - 64 |
Adipose fin | absent |
Attributes | more or less truncate |
Fins number | |
Spines total | 0 - 0 |
Soft-rays total | 57 - 57 |
Pectoral | Attributes other (see remarks) |
Spines 0 | |
Soft-rays 20 - 20 | |
Pelvics | Attributes suppressed/absent |
Position absent | |
Spines 0 | |
Soft-rays 0 - 0 |