Morphology Data of Pseudorhombus tenuirastrum
Identification keys
Abnormalities
Main Ref. Amaoka, K. and D.A. Hensley, 2001
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 short and / or deep
Cross section
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

Body brownish with 3 ocelli above and below lateral line, and small dark rings and blotches scattered on body and median fins. Body elliptical, its depth 2.1 to 2.3 times in SL. Head length 4.1 to 4.4 times in SL. Upper profile of head with shallow notch in front of upper eye. Snout slightly protruded, shorter than eye diameter, upper-eye diameter 3.8 to 5.2 times in head length. Maxilla extending almost below middle of lower eye. Upper-jaw length 3.9 to 4.6 times in head length. Teeth in both jaws small, close-set, no enlarged canines. Gill rakers slender and rather long. Scales usually cycloid on both sides, but sometimes weakly ctenoid on anterior part of body on eyed side. Pectoral fin on eyed side with 11 or 12 rays. (Ref 9774).

Ease of Identification

Meristic characteristics of Pseudorhombus tenuirastrum

Lateral Lines Interrupted: No
Scales on lateral line 71 - 80
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 11 - 14
on upper limb 5 - 6
total 16 - 20
Vertebrae
preanal
total

Fins

Dorsal fin(s)

Attributes origin on head, nearly above eye
Fins number 1
Finlets No. Dorsal   0 - 0
Ventral  0 - 0
Spines total 0 - 0
Soft-rays total 74 - 80
Adipose fin absent

Caudal fin

Attributes more or less truncate; more or less normal

Anal fin(s)

Fins number 1
Spines total 0 - 0
Soft-rays total 58 - 61

Paired fins

Pectoral Attributes  more or less normal
Spines     0
Soft-rays   
Pelvics Attributes  
Position    
Spines     
Soft-rays   
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