Morphology Data of Pristis pristis
Identification keys
Abnormalities
Main Ref. de Carvalho, M.R., B. Séret and R.C. Schelly, 2007
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 placoid scales
Diagnosis

Diagnosis: Rostral blade with 20 or fewer pairs of rostral spines (Ref. 81624).

Description: Pristis pristis is characterized by its long and thin rostral teeth, grooved on their hind margin and numbering less than 20 pairs (Ref. 81284, 81624). First dorsal fin originating slightly anterior to pelvic fin origin and base longer than second dorsal fin (Ref. 81284, 81624). Second dorsal fin positioned well posterior to pelvic fins (Ref. 81624). Caudal fin shark-like, with a large dorsal lobe and a reduced, but distinct, small ventral lobe (Ref. 81284, 81624).

Colouration: Back brownish-grey to ochre, belly white, greyish-white or yellowish-white and without any distinctive pattern (Ref. 81284, 81624).

Ease of Identification

Meristic characteristics of Pristis pristis

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    abdominal  behind origin of D1
Spines     
Soft-rays   
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