Main Ref. | Pietsch, T.W., 2009 |
Appearance refers to | |
Bones in OsteoBase |
Specialized organs | |
Different appearance | |
Different colors | |
Remarks |
Striking features | |
Body shape lateral | short and / or deep |
Cross section | |
Dorsal head profile | |
Type of eyes | |
Type of mouth/snout | |
Position of mouth | |
Type of scales | |
Diagnosis |
Distinguishing characteristics: esca with 2 bulbous, narrowly based, distal appendages, anterior-most appendage approximately two-thirds to one-half length of posterior most, each covered with small digitiform papillae and clusters of tiny filaments around base; absence of bulbous distal prolongation; large, anteroposteriorly compressed, posterior escal appendage, divided along its distal margin into 3 or more lobes or several to many slender filaments; absence of posterolateral filaments; total number of teeth in upper jaw 21-42, lower jaw with 25-45 teeth; vomerine teeth 4-8; length of illicium 7.8-13.3% SL; head length 25.7-31.8; head width 14.5-19.7; head depth 26.2-32.7; length of premaxilla 17.6-21.6; length of lower jaw 21.8-31.0 (Ref. 86949). |
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 | 6 - 7 |
Adipose fin |
Attributes |
Fins number | |
Spines total | |
Soft-rays total | 4 - 6 |
Pectoral | Attributes |
Spines | |
Soft-rays 15 - 16 | |
Pelvics | Attributes |
Position | |
Spines | |
Soft-rays |