Morphology Data of Panaqolus changae
Identification keys
Abnormalities
Main Ref. Chockley, B.R. and J.W. Armbruster, 2002
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs
Different appearance always different morphology between mature adults
Different colors
Remarks Males with hypertrophied odontodes on posterior margin of lateral plates.

Descriptive characteristics of juvenile and adult

Striking features
Body shape lateral elongated
Cross section
Dorsal head profile clearly convex
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

Presence of dark bars on the trunk (6-12) and bands on the fins alternating with light interspaces; posterodorsal to anteroventral orientation of bars on the trunk; ratio of pectoral spine length to pelvic-dorsal distance 111-149%; ratio of pelvic spine length to pelvic dorsal distance 102-132%; 1-2 dark bands on its adipose fins; light interspaces as wide or wider than the dark bars and bands (Ref. 42939).

Ease of Identification

Meristic characteristics of Panaqolus changae

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 2 - 2
Soft-rays total 7 - 7
Adipose fin present

Caudal fin

Attributes more or less truncate; more or less normal

Anal fin(s)

Fins number
Spines total
Soft-rays total

Paired fins

Pectoral Attributes  
Spines     1
Soft-rays   6 - 6
Pelvics Attributes  more or less normal
Position    before origin of D1
Spines     1
Soft-rays   5 - 5
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