Morphology Data of Gymnotus paraguensis
Identification keys
Abnormalities
Main Ref. Albert, J.S. and W.G.R. Crampton, 2003
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

Color pattern composed of regularly arranges, unpaired (evenly pigmented), dark bands with straight, high contrast margins, with 4-7 inverted Y-shaped, or sometimes X-shaped, or discontinuous dark pigment bands in middle to posterior portion of body (Ref. 49716).

Ease of Identification

Meristic characteristics of Gymnotus paraguensis

Lateral Lines Interrupted: No
Scales on lateral line
Pored lateral line scales 114 - 135
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
total

Fins

Dorsal fin(s)

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

Caudal fin

Attributes

Anal fin(s)

Fins number
Spines total
Soft-rays total 260 - 270

Paired fins

Pectoral Attributes  
Spines     
Soft-rays   17 - 21
Pelvics Attributes  suppressed/absent
Position    
Spines     0
Soft-rays   0 - 0
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