Morphology Data of Pristicon rufus
Identification keys
Abnormalities
Main Ref. Randall, J.E. and T.H. Fraser, 1999
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 compressed
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

Color in alcohol light brown. Color in life light reddish brown, the edges of scales darker than centers. Two faint blackish bars on body, one beneath each dorsal fin. A small blackish spot midposteriorly on caudal peduncle. A faint blackish spot of about the same size on opercle, with a faint pale area around it, and a faint dark marking above. A thin blackish steak extending posteriorly and slightly downward from lower edge of eye. First dorsal fin light brown with a broad blackish anterior margin and a pale bluish posterior margin. Second dorsal and anal fins light brownish red with a basal band of yellowish dark brown edged with pale bluish. Caudal fin light reddish brown, the upper and lower edges dark brown. Pectoral fins light red. Pelvic fins with clear membranes, the rays orange-yellow, the lateral edge brownish. Iris mainly yellow (Ref 40889).

Ease of Identification

Meristic characteristics of Pristicon rufus

Lateral Lines 1 Interrupted: No
Scales on lateral line
Pored lateral line scales 24 - 24
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 15 - 17
on upper limb 5 - 6
total
Vertebrae
preanal
total

Fins

Dorsal fin(s)

Attributes
Fins number 2
Finlets No. Dorsal   
Ventral  
Spines total 7 - 7
Soft-rays total 9 - 9
Adipose fin

Caudal fin

Attributes forked; more or less normal

Anal fin(s)

Fins number 1
Spines total 2 - 2
Soft-rays total 9 - 9

Paired fins

Pectoral Attributes  
Spines     
Soft-rays   15 - 16
Pelvics Attributes  
Position    
Spines     1
Soft-rays   5 - 5
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
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