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

Sex attributes

Specialized organs
Different appearance
Different colors
Remarks

Descriptive characteristics of juvenile and adult

Striking features none
Body shape lateral short and / or deep
Cross section compressed
Dorsal head profile more or less straight
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: Easily identified by the color pattern of yellow, white and black. Caudal fin is transparent. Juveniles are virtually identical to adults in coloration (Ref. 48636). Snout length 2.2-2.7 in HL. Body depth 1.4-1.6 in SL (Ref. 90102).

Ease of Identification

Meristic characteristics of Chaetodon unimaculatus

Lateral Lines 1 Interrupted: No
Scales on lateral line 38 - 47
Pored lateral line scales 37 - 44
Scales in lateral series
Scale rows above lateral line 6 - 10
Scale rows below lateral line 18 - 22
Scales around caudal peduncle
Barbels 0
Gill clefts (sharks/rays only)
Gill rakers
on lower limb
on upper limb
total 17 - 21
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 12 - 13
Soft-rays total 19 - 23
Adipose fin absent

Caudal fin

Attributes more or less truncate; more or less normal

Anal fin(s)

Fins number 1
Spines total 3 - 3
Soft-rays total 18 - 20

Paired fins

Pectoral Attributes  more or less normal
Spines     0
Soft-rays   14 - 17
Pelvics Attributes  more or less normal
Position    thoracic  beneath origin of D1
Spines     1
Soft-rays   5 - 5
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