Morphology Data of Polydactylus plebeius
Identification keys
Abnormalities
Main Ref. Smith, M.M., 1986
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 elongated
Cross section
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

Golden, dusky olive brown above, scale rows each with a dark line; fins dusky (Ref. 5492). Body with 7 or 8 prominent dark stripes along the longitudinal scale rows above lateral line and 7-9 faint stripes below. Pectoral fin rays unbranched; 4th or 5th pectoral filament longest, 22-40% of SL. Posterior margin of maxilla reaching to (or slightly extending beyond) level of posterior margin of adipose eyelid. Lower tip of 7th proximal pterygiophore of 1st dorsal fin directed backwards. Lateral squamation on caudal fin unbranched (Ref. 40970).

Ease of Identification

Meristic characteristics of Polydactylus plebeius

Lateral Lines Interrupted: No
Scales on lateral line 58 - 64
Pored lateral line scales 60 - 66
Scales in lateral series
Scale rows above lateral line 8 - 9
Scale rows below lateral line 12 - 13
Scales around caudal peduncle
Barbels
Gill clefts (sharks/rays only)
Gill rakers
on lower limb
on upper limb
total 24 - 32
Vertebrae
preanal
total

Fins

Dorsal fin(s)

Attributes
Fins number 1
Finlets No. Dorsal   0 - 0
Ventral  0 - 0
Spines total 9 - 9
Soft-rays total 13 - 13
Adipose fin absent

Caudal fin

Attributes

Anal fin(s)

Fins number 1
Spines total 2 - 2
Soft-rays total 11 - 12

Paired fins

Pectoral Attributes  
Spines     0
Soft-rays   16 - 18
Pelvics Attributes  
Position    
Spines     
Soft-rays   
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