Main Ref. | Zhu, Y., Y.-J. Lü, J.-X. Yang and S. Zhang, 2008 |
Appearance refers to | |
Bones in OsteoBase |
Specialized organs | |
Different appearance | |
Different colors | |
Remarks | Males differ from females by having slightly elongated and slightly more thickened first and second branched rays of the pectoral fin (Ref. 78524). |
Striking features | |
Body shape lateral | elongated |
Cross section | |
Dorsal head profile | |
Type of eyes | eyes absent |
Type of mouth/snout | |
Position of mouth | |
Type of scales | |
Diagnosis |
Differs from the known species, Protocobitis typhlops, by having the following characters: presence of light black pigmentation; body covered by rudimental scales except for head and abdomen; head length 24.1%-24.8% of SL; body depth 16.2%-16.3% of SL; inner rostral barbel length 19.8%-21.0% of head length; outer rostral barbel length 28.6%-30.2% of head length; maxillary barbel length 44.6%-46.0% of head length (Ref. 78524). |
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 | 6 |
Gill clefts (sharks/rays only) | |
Gill rakers | |
on lower limb | |
on upper limb | |
total | 8 - 8 |
Vertebrae | |
preanal | |
total |
Attributes | |
Fins number | 1 |
Finlets No. | Dorsal |
Ventral | |
Spines total | 2 - 2 |
Soft-rays total | 6 - 7 |
Adipose fin | absent |
Attributes | more or less truncate |
Fins number | |
Spines total | 2 - 2 |
Soft-rays total | 5 - 5 |
Pectoral | Attributes |
Spines 1 | |
Soft-rays 7 - 7 | |
Pelvics | Attributes |
Position abdominal behind origin of D1 | |
Spines 1 | |
Soft-rays 4 - 4 |