Morphology Data of Psednos whitleyi
Identification keys
Main Ref. Stein, D.L., N.V. Chernova and A.P. Andriashev, 2001
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs
Different appearance
Different colors

Descriptive characteristics of juvenile and adult

Striking features none
Body shape lateral
Cross section
Dorsal head profile clearly convex
Type of eyes
Type of mouth/snout
Position of mouth superior
Type of scales

Caudal-fin rays 6; 3 pectoral radials, two upper radials notched, a large fenestra between them; depth at occiput 106% HL; gill opening extending ventrally in front of 4-5 pectoral-fin rays; opercular lobe small but distinct, protruding as a right angle; tongue light dusky; orobranchial cavity dusky, black-dotted; peritoneum and stomach black, anterior part of intestine dark brown to black; pyloric caeca short, similar in length, 3.5-4.5% SL, all dark-dotted; gill arches without melanophores (Ref. 42734).

Ease of Identification

Meristic characteristics of Psednos whitleyi

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
Gill clefts (sharks/rays only)
Gill rakers
on lower limb
on upper limb
total 56 - 56


Dorsal fin(s)

Fins number 1
Finlets No. Dorsal   
Spines total 0 - 0
Soft-rays total 48 - 48
Adipose fin absent

Caudal fin

Attributes more or less truncate

Anal fin(s)

Fins number
Spines total 0 - 0
Soft-rays total 41 - 41

Paired fins

Pectoral Attributes  other (see remarks)
Soft-rays   16 - 16
Pelvics Attributes  
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Entered by Torres, Armi G.
Modified by Torres, Armi G.
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cfm script by eagbayani, 17.10.00, php script by rolavides, 13/03/08 ,  last modified by sortiz, 06.27.17