Main Ref. | Zhang, E., S.O. Kullander and Y.-Y. Chen, 2006 |
Appearance refers to | |
Bones in OsteoBase |
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 | |
Type of scales | |
Diagnosis |
Diagnosis: Possess the following unique characters: presence of a vomer-palatine organ; neural complex of Weberian apparatus in direct contact with supraoccipital region of skull; a terete process of basioccipital bone; a superficial labial fold (or lower lip) developed posterior to lower jaw; a rostral fold papillose with a greatly crenulated distal margin, disconnected with lower lip at corner of mouth; a lower lip separated from lower jaw by a groove extending along entire lower jaw, with a free anterior margin exteriorly papillated; a lower jaw covered with a thick, cornified sheath, with a sharp margin; mouth inferior, slightly arch-shaped; two pairs of minute barbels; pharyngeal teeth triserial (ref. 57027). |
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 | |
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 |