Morphology Data of Apionichthys dumerili
Identification keys
Main Ref. Ramos, R.T.C., 2003
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs
Different appearance
Different colors

Descriptive characteristics of juvenile and adult

Striking features flatfish
Body shape lateral elongated
Cross section
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales

Nostril diameter 1.5-2 times orbital diameter; color pattern consisting of a light brown background with irregular, scattered dark brown blotches, the largest ones 2-7 times interorbital space; caudal fin pointed (median rays proportionally longer than external ones); presence of gill openings on both eyed sides; absence of scales on the interorbital space (Ref. 49504).

Ease of Identification

Meristic characteristics of Apionichthys dumerili

Lateral Lines Interrupted: No
Scales on lateral line
Pored lateral line scales
Scales in lateral series 54 - 85
Scale rows above lateral line
Scale rows below lateral line
Scales around caudal peduncle
Gill clefts (sharks/rays only)
Gill rakers
on lower limb
on upper limb
preanal 8 - 8
total 34 - 38


Dorsal fin(s)

Fins number 1
Finlets No. Dorsal   
Spines total 0 - 0
Soft-rays total 57 - 75
Adipose fin absent

Caudal fin

Attributes pointed

Anal fin(s)

Fins number
Spines total 0 - 0
Soft-rays total 40 - 55

Paired fins

Pectoral Attributes  
Pelvics Attributes  
Spines     0
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Entered by Torres, Armi G.
Modified by Reyes, Rodolfo B.
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