Morphology Data of Pterygotrigla megalops
Identification keys
Main Ref. Richards, W.J. and T. Yato, 2014
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
Diagnosis

This species is distinguished by the following characters: no antrorse AIO spine, long (20-28%SL); pectoral fin reaches just beyond anal fin origin (32-36% SL); eye large (11-15% SL); pterygiophores exposed along base of D1 (large plates including one in advance of first D1 spine) and D2 fins with small spines at ray bases that are directed anteriorly (Ref. 95016).

Ease of Identification

Meristic characteristics of Pterygotrigla megalops

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
total
Vertebrae
preanal 10 - 11
total 26 - 27

Fins

Dorsal fin(s)

Attributes
Fins number 2
Finlets No. Dorsal   
Ventral  
Spines total 7 - 8
Soft-rays total 12 - 12
Adipose fin

Caudal fin

Attributes

Anal fin(s)

Fins number 1
Spines total
Soft-rays total 12 - 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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