Morphology Data of Betta midas
Identification keys
Abnormalities
Main Ref. Tan, H.H., 2009
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 fusiform / normal
Cross section
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

Can be distinguished in possessing the following combination of characters: relatively thick-set body (body depth 24.3-29.0 % SL); head devoid of pattern except for black stripe that runs from black lower lip, through eye to edge of opercle; opercle with gold iridescent scales when live; belly and body with gold iridescent scales; some median caudal rays projecting beyond fin margin (Ref. 81926).

Description: dorsal fin situated far back; caudal fin lanceolate; pelvic fin filamentous (Ref. 81926).

Ease of Identification

Meristic characteristics of Betta midas

Lateral Lines Interrupted: No
Scales on lateral line 32 - 33
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 31 - 32

Fins

Dorsal fin(s)

Attributes other
Fins number 1
Finlets No. Dorsal   
Ventral  
Spines total 1 - 1
Soft-rays total 8 - 10
Adipose fin absent

Caudal fin

Attributes more or less truncate

Anal fin(s)

Fins number
Spines total 1 - 2
Soft-rays total 25 - 29

Paired fins

Pectoral Attributes  more or less normal
Spines     
Soft-rays   13 - 13
Pelvics Attributes  other (see remarks)
Position    before origin of D1
Spines     1
Soft-rays   5 - 5
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
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