Morphology Data of Pterygotrigla ryukyuensis
Identification keys
Abnormalities
Main Ref. Richards, W.J. and T. Yato, 2012
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 angular
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

This species is distinguished by having the following characters: absence of scales on the nape, prepectoral area, breast, or interpelvic area; long and strong cleithral spine (16-29 % SL), P1 12+3; a slight indication of possible hyperostosis of the first infraorbital bone and cleithral spine (Ref. 91768).

Ease of Identification

Meristic characteristics of Pterygotrigla ryukyuensis

Lateral Lines Interrupted: No
Scales on lateral line 70
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 2
Finlets No. Dorsal   
Ventral  
Spines total 7 - 9
Soft-rays total 11 - 12
Adipose fin

Caudal fin

Attributes

Anal fin(s)

Fins number 1
Spines total
Soft-rays total 11 - 12

Paired fins

Pectoral Attributes  
Spines     
Soft-rays   3 - 3
Pelvics Attributes  
Position    
Spines     1
Soft-rays   5 - 5
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Entered by Casal, Christine Marie V.
Modified by Capuli, Estelita Emily
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cfm script by eagbayani, 17.10.00, php script by rolavides, 13/03/08 ,  last modified by sortiz, 06.27.17