Morphology Data of Polysteganus undulosus
Identification keys
Abnormalities
Main Ref. Smith, J.L.B. and M.M. Smith, 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 short and / or deep
Cross section
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis
Ease of Identification

Meristic characteristics of Polysteganus undulosus

Lateral Lines Interrupted: No
Scales on lateral line 58 - 62
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 14 - 16
on upper limb 8 - 10
total 22 - 26
Vertebrae
preanal
total

Fins

Dorsal fin(s)

Attributes
Fins number 1
Finlets No. Dorsal   0 - 0
Ventral  0 - 0
Spines total 12 - 12
Soft-rays total 10 - 10
Adipose fin absent

Caudal fin

Attributes

Anal fin(s)

Fins number 1
Spines total 3 - 3
Soft-rays total 8 - 9

Paired fins

Pectoral Attributes  
Spines     0
Soft-rays   16 - 16
Pelvics Attributes  
Position    
Spines     
Soft-rays   
Back to Search
Comments & Corrections
cfm script by eagbayani, 17.10.00, php script by rolavides, 13/03/08 ,  last modified by sortiz, 06.27.17