Morphology Summary - Rachycentron makranesis
Morphology Data of Rachycentron makranesis
Identification keys
Abnormalities
Main Ref. Panhwar, S.K. and I. Kashani, 2024
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  (shape guide)
Cross section oval
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

This species is distinguished from its congeners by the following characters: dorsal fin with eight small separated and 24 dorsal rays; anterior profile distinctly differs in terms of head length, depression and the lower jaw projection; head relatively short, rounded, depressed and somewhat pointed anteriorly; presence of a wide gap between the posterior part of the head to the first dorsal origin; pelvic fin reaching mid of the pectoral fin; pectoral fin base narrow, its length comparatively shorter than the other species; body is greenish dorsally with pallid band laterally, white bands extending from lower jaw or snout to caudal peduncle; villiform teeth on jaws, roof of mouth, and tongue (Ref. 132435).

Ease of Identification

Meristic characteristics of Rachycentron makranesis

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 7 - 7
on upper limb 3 - 3
total
Vertebrae
preanal
total

Fins

Dorsal fin(s)

Attributes
Fins number 1
Finlets No. Dorsal   
Ventral  
Spines total 8 - 8
Soft-rays total 24 - 24
Adipose fin

Caudal fin  (shape guide)

Attributes

Anal fin(s)

Fins number 1
Spines total 2 - 2
Soft-rays total 23 - 23

Paired fins

Pectoral Attributes  
Spines     0
Soft-rays   18 - 18
Pelvics Attributes  
Position    
Spines     
Soft-rays   5 - 5
(e.g. 9948)
(e.g. oophagy)
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