Morphology Data of Oxymonacanthus longirostris
определительные ключи
Abnormalities
Main Ref. Myers, R.F., 1991
Appearance refers to Male; Female
Bones in OsteoBase

Sex attributes

Specialized organs
Different appearance always different morphology between mature adults
Different colors
Remarks In males, the ventral flap is bright orange-red, bordered above by a thick band of black containing a few rows of fine blue-white spots. In females, the ventral flap is often black but at time may be a dirty orange. The prominent black border is absent in females, and there will be few fine white spots (Ref. 93600).

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
диагноз

Ventral rudiment absent; bristles on caudal peduncle of males longer than others on body (Ref. 37816).

Description: Characterized by green body color with 6-7 rows of orange spots; posterior caudal fin with black spot or bar; male with white-spotted black patch on pelvic flap; female with black coloration on flap, but lacks white spots; first dorsal spine shorter than snout, origin above posterior half of eye, folding into groove along back; long, tapering and tubular snout; rudiment, small and immovable pelvic fin; short and slightly rounded caudal fin; depth of body at origin of anal fin 3.1-3.3 in SL (Ref. 90102).

Ease of Identification

Meristic characteristics of Oxymonacanthus longirostris

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
общее число
позвонки
preanal
общее число

Fins

Dorsal fin(s)

Attributes
Fins number 2
Finlets No. Dorsal   0 - 0
Ventral  0 - 0
Spines total 2 - 2
Soft-rays total 31 - 35
Adipose fin absent

Caudal fin

Attributes

Anal fin(s)

Fins number 1
Spines total 0 - 0
Soft-rays total 29 - 32

Paired fins

Pectoral Attributes  
Spines     0
Soft-rays   11 - 13
Pelvics Attributes  
Position    
Spines     
Soft-rays   
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