Morphology Data of Macropodus opercularis
Identification keys
Main Ref. Masuda, H., K. Amaoka, C. Araga, T. Uyeno and T. Yoshino, 1984
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
Diagnosis

Caudal fin forked, both lobes elongate in males (Ref. 559), with filamentous extension in each lobe (Ref. 43281); lower margin of preorbital sharply serrated (Ref. 559); conspicuous dark brown opercular spot with whitish posterior margin (margin red in life); body with 7-11 bold, dark bars on pale yellowish background in preserved specimens (blue bars on reddish background in life); dark stripe crossing eye connecting opercular spot with eye; top of head and predorsal body with dark spots; posterior tip or margin of scales on body not darker than scales (Ref. 42924).

Ease of Identification

Meristic characteristics of Macropodus opercularis

Lateral Lines Interrupted: No
Scales on lateral line 26 - 31
Pored lateral line scales
Scales in lateral series
Scale rows above lateral line
Scale rows below lateral line
Scales around caudal peduncle 15 - 19
Barbels 0
Gill clefts (sharks/rays only)
Gill rakers
on lower limb
on upper limb
total 15 - 21
Vertebrae
preanal
total 27 - 29

Fins

Dorsal fin(s)

Attributes no striking attributes
Fins number 1
Finlets No. Dorsal   0 - 0
Ventral  0 - 0
Spines total 11 - 17
Soft-rays total 5 - 10
Adipose fin absent

Caudal fin

Attributes forked; with dorsal and ventral filament

Anal fin(s)

Fins number 1
Spines total 7 - 22
Soft-rays total 9 - 15

Paired fins

Pectoral Attributes  more or less normal
Spines     0
Soft-rays   11 - 12
Pelvics Attributes  rays very elongated
Position    thoracic  before origin of D1
Spines     1
Soft-rays   5 - 5
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Entered by Reyes, Rodolfo B.
Modified by Torres, Armi G.
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