Morphology Data of Meiacanthus tongaensis
Identification keys
Abnormalities
Main Ref. Randall, J.E., 2005
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 elongated
Cross section
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

Lunate caudal fin with elongated lobes in adults; yellowish green on head and dorsally on body, shading to light yellow ventrally; greenish yellow dorsal and anal fins, broad black stripe near dorsal fin base; caudal fin base and lobes greenish yellow with centroposterior part transparent with pale greenish yellow rays. Segmented caudal rays 11-12 (usually 11); lateral line terminating below 3rd to 7th dorsal soft rays (Ref. 54980).

Ease of Identification

Meristic characteristics of Meiacanthus tongaensis

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

Fins

Dorsal fin(s)

Attributes extending over most of the back length
Fins number 1
Finlets No. Dorsal   
Ventral  
Spines total 4 - 4
Soft-rays total 27 - 28
Adipose fin

Caudal fin

Attributes

Anal fin(s)

Fins number 1
Spines total 2 - 2
Soft-rays total 17 - 18

Paired fins

Pectoral Attributes  more or less normal
Spines     
Soft-rays   14 - 14
Pelvics Attributes  more or less normal
Position    jugular
Spines     1
Soft-rays   3 - 3
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
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