Morphology Data of Arothron nigropunctatus
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
Body shape lateral short and / or deep
Cross section
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

Body covered with prickles (Ref. 559) and with large black spots (Ref. 4919).

Description: Characterized further by having variable pattern, often pale grey with dark patches around eye and on snout; top of snout with white bar across; widely scattered black spots; sometimes with little amount of yellow color on head and body; small spinules on head and body except around mouth, caudal peduncle and variable area of back, more developed spinules on ventral surface; short snout, length 2.0-2.5 in head length; rounded caudal fin, length 3.0-4.0 in SL (Ref. 90102).

Ease of Identification

Meristic characteristics of Arothron nigropunctatus

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
Fins number 1
Finlets No. Dorsal   0 - 0
Ventral  0 - 0
Spines total 0 - 0
Soft-rays total 10 - 11
Adipose fin absent

Caudal fin

Attributes more or less truncate; more or less normal

Anal fin(s)

Fins number 1
Spines total 0 - 0
Soft-rays total 10 - 12

Paired fins

Pectoral Attributes  more or less normal
Spines     0
Soft-rays   17 - 19
Pelvics Attributes  suppressed/absent
Position    
Spines     0
Soft-rays   0 - 0
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
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