Morphology Data of Pempheris darvelli
Identification keys
Abnormalities
Main Ref. Randall, J.E. and B.C. Victor, 2014
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs
Different appearance
Different colors
Remarks

Descriptive characteristics of juvenile and adult

Striking features
Body shape lateral short and / or deep
Cross section compressed
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

This species is distinguished by the following characters: D VI,9; A III,41-43; pectoral rays 18-19; lateral-line scales 56-58; scales on anteroventral ctenoid and covering 90% of chest; gill rakers 30-32; body depth 2.1 in SL; head length 3.0-3.05 in SL; orbit diameter 7.45-7.7 in SL; caudal-fin length 3.45-3.55 in SL, moderately emarginate, caudal concavity 3.55-3.7 in head length; pectoral-fin length 3.15-3.2 in SL; colour in alcohol dark maroon brown, with the outer edge of scales broadly translucent gray; dorsal fin is pale yellowish, the distal half of first six soft rays and adjacent membranes black (dark pigment covering outer half of longest rays and adjacent membranes); anal fin and adjacent base of body darker brown than body, becoming progressively more translucent yellow distally, with a small brown spot on each scale; anal ray tips are translucent white; anterior five rays and membranes dark brown, the dark pigment also distally on the next five rays; caudal fin is dusky yellowish, darker brown basally and broadly darker all around margin; pectoral fins are yellowish gray with a large dark maroon brown spot covering entire base of fin; axil also dark maroon brown; pelvic fins are pale dusky yellowish (Ref. 97766).

Ease of Identification

Meristic characteristics of Pempheris darvelli

Lateral Lines Interrupted: No
Scales on lateral line 56 - 58
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 30 - 32
Vertebrae
preanal
total 25 - 25

Fins

Dorsal fin(s)

Attributes
Fins number 1
Finlets No. Dorsal   
Ventral  
Spines total 6 - 6
Soft-rays total 9 - 9
Adipose fin

Caudal fin

Attributes

Anal fin(s)

Fins number 1
Spines total 3 - 3
Soft-rays total 41 - 43

Paired fins

Pectoral Attributes  
Spines     
Soft-rays   18 - 19
Pelvics Attributes  
Position    
Spines     
Soft-rays   
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
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