Morphology Data of Genicanthus melanospilos
Identification keys
Abnormalities
Main Ref. Myers, R.F., 1991
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs
Different appearance always different morphology between mature adults
Different colors different colors in mature adults only
Remarks

Descriptive characteristics of juvenile and adult

Striking features none
Body shape lateral short and / or deep
Cross section compressed
Dorsal head profile clearly convex
Type of eyes more or less normal
Type of mouth/snout more or less normal
Position of mouth terminal
Type of scales ctenoid scales
Diagnosis

Description: Males light bluish with about 15 narrow black bars on the sides extending to the top of the head, and a large black spot on breast; females without bars, yellow on the upper sides and light blue below, and with broad submarginal bands on the dorsal and ventral edges of the caudal fin (Ref. 2334). Body depth 1.9-2.2 in SL. Scales longitudinal series 46-48 (Ref. 90102).

Ease of Identification

Meristic characteristics of Genicanthus melanospilos

Lateral Lines 1 Interrupted: No
Scales on lateral line
Pored lateral line scales
Scales in lateral series 46 - 48
Scale rows above lateral line
Scale rows below lateral line
Scales around caudal peduncle
Barbels 0
Gill clefts (sharks/rays only)
Gill rakers
on lower limb 12 - 13
on upper limb 3 - 4
total 16 - 16
Vertebrae
preanal
total

Fins

Dorsal fin(s)

Attributes extending over most of the back length
Fins number 1
Finlets No. Dorsal   0 - 0
Ventral  0 - 0
Spines total 15 - 15
Soft-rays total 15 - 17
Adipose fin absent

Caudal fin

Attributes more or less truncate; with dorsal and ventral filament

Anal fin(s)

Fins number 1
Spines total 3 - 3
Soft-rays total 17 - 18

Paired fins

Pectoral Attributes  more or less normal
Spines     0
Soft-rays   15 - 17
Pelvics Attributes  more or less normal
Position    thoracic  beneath origin of D1
Spines     
Soft-rays   
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