Morphology Data of Zanobatus maculatus
Identification keys
Abnormalities
Main Ref. Séret, B., 2016
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 other
Cross section flattened
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

This species is distinguished from its congener (Zanobatus schoenleinii) by the following combination of characters: dorsal surface of disc is brownish to reddish brown, with numerous dark brown blotches, and sometimes surrounded by a network of whitish dots; the ventral surface of disc is pale creamy white or orange-brown, with conspicuous dark brown posterolateral margins; the crown of dermal denticles of dorsal surface spearhead-shaped; dorsal surface with enlarged thorny denticles are more numerous and stronger, in parallel rows on trunk and in concentric semi-circular rows on pectoral fins; tooth rows in upper jaw 54-64 ; predorsal vertebrae 36-44 (mode 39) (Ref. 116736).

Ease of Identification

Meristic characteristics of Zanobatus maculatus

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
on upper limb
total
Vertebrae
preanal
total

Fins

Dorsal fin(s)

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

Caudal fin

Attributes

Anal fin(s)

Fins number
Spines total
Soft-rays total

Paired fins

Pectoral Attributes  
Spines     
Soft-rays   
Pelvics Attributes  
Position    
Spines     
Soft-rays   
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