Morphology Summary - Thryssa nasuta
Morphology Data of Thryssa nasuta
Identification keys
Abnormalities
Main Ref. Gill, A.C., B.C. Russell and G.J. Nelson, 2018
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  (shape guide) fusiform / normal
Cross section compressed
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

This species possess the following characters: predorsal scutes 1; abdominal scutes are sharply keeled, prepelvic 14 + postpelvic 9 = 23; maxilla is relatively short, reaching to posterior border of preopercle; A 34 (iv,30); D 13; the uppermost pectoral-fin ray is not filamentous; teeth in jaws fine and conical, not canine-like; lower gill rakers 25 (Ref. 138904).

Ease of Identification

Meristic characteristics of Thryssa nasuta

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 25 - 25
on upper limb
total
Vertebrae
preanal
total

Fins

Dorsal fin(s)

Attributes
Fins number
Finlets No. Dorsal   
Ventral  
Spines total
Soft-rays total 13 - 13
Adipose fin

Caudal fin  (shape guide)

Attributes

Anal fin(s)

Fins number
Spines total
Soft-rays total 34 - 34

Paired fins

Pectoral Attributes  
Spines     
Soft-rays   
Pelvics Attributes  
Position    
Spines     
Soft-rays   
(e.g. 9948)
(e.g. oophagy)
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