Main Ref. | Schwarzhans, W.W. and A.M. Prokofiev, 2017 |
Appearance refers to | |
Bones in OsteoBase |
Specialized organs | |
Different appearance | |
Different colors | |
Remarks |
Striking features | |
Body shape lateral | fusiform / normal |
Cross section | compressed |
Dorsal head profile | |
Type of eyes | |
Type of mouth/snout | |
Position of mouth | |
Type of scales | |
Diagnosis |
This slender species is distinguished by the following characters: flat dorsal head profile and pointed snout; A II + 7; pectoral-fin rays 15-16, pectoral length 19.5-24.3% SL; gill rakers 11-16, decreasing with size; pseudobranchial filaments 16-29, increasing in number with fish growth; first anal-fin pterygiophore is long, slightly bent, with moderately broad, hollow tip; vomer V-shaped with reduced dentition, only few long teeth near sides of base; palatine with 1 row of teeth, anteriorly long, posteriorly granular; ectopterygoid widened, 3-4 rows of granular teeth; orbital diameter 9.5-12.6% SL, decreasing with size; snout length 87-113 % of orbital diameter; no longitudinal ridges on the preopercular lobe; otolith moderately slender (OL:OH = 1.7-1.8) (Ref. 116586). |
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 | 11 - 16 |
Vertebrae | |
preanal | |
total |
Attributes | |
Fins number | 2 |
Finlets No. | Dorsal |
Ventral | |
Spines total | 10 - 10 |
Soft-rays total | 8 - 9 |
Adipose fin |
Attributes |
Fins number | 1 |
Spines total | 2 - 2 |
Soft-rays total | 7 - 7 |
Pectoral | Attributes |
Spines | |
Soft-rays 5 - 17 | |
Pelvics | Attributes |
Position | |
Spines 1 | |
Soft-rays 5 - 5 |