Morphology Data of Pteronotropis grandipinnis
Identification keys
Abnormalities
Main Ref. Suttkus, R.D. and M.F. Mettee, 2001
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 compressed
Dorsal head profile more or less straight
Type of eyes more or less normal
Type of mouth/snout
Position of mouth
Type of scales cycloid scales
Diagnosis

Body deep. Nuptial males with greatly elevated dorsal and anal fins and a distal black caudal spot, deeper than long or vertically oval. Anal fin, when depressed, reaches to or beyond caudal fin base.

Ease of Identification

Meristic characteristics of Pteronotropis grandipinnis

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 35 - 37

Fins

Dorsal fin(s)

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

Caudal fin

Attributes forked; more or less normal

Anal fin(s)

Fins number
Spines total
Soft-rays total 8 - 12

Paired fins

Pectoral Attributes  more or less normal
Spines     
Soft-rays   11 - 15
Pelvics Attributes  more or less normal
Position    abdominal  before origin of D1
Spines     
Soft-rays   
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