Morphology Data of Nanochromis nudiceps
Identification keys
Main Ref. Lamboj, A., 2004
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs
Different appearance
Different colors

Descriptive characteristics of juvenile and adult

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

Description: body slender; head fairly robust; caudal fin usually rounded, in some males rays of upper lobe may be slightly elongated; ripe females possess a large and easily-seen genital papilla (Ref. 52307).

Coloration: body grayish-brown to bluish gray, lighter ventrally; turquoise iridescent blotch often visible on flanks; during certain behavioral situations, dusky vertical bars may be present on body, reaching from back to about middle of body; both sexes usually with red spot directly above eye, always more visible and larger in females (rarely extending to about mid-body); males with many alternating rows of dark and pale spots in caudal fin and in soft dorsal and anal fins, females lack spots in their fins; both sexes may exhibit 1 or (rarely) 2 thin white margins on upper edge caudal fin; males with dark-margined body scales; ripe female with violet belly, sometimes with a reddish flush (Ref. 52307).

Ease of Identification

Meristic characteristics of Nanochromis nudiceps

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 0
Gill clefts (sharks/rays only)
Gill rakers
on lower limb
on upper limb


Dorsal fin(s)

Attributes extending over most of the back length
Fins number 1
Finlets No. Dorsal   0
Ventral  0
Spines total
Soft-rays total
Adipose fin absent

Caudal fin

Attributes more or less truncate

Anal fin(s)

Fins number 1
Spines total
Soft-rays total

Paired fins

Pectoral Attributes  
Pelvics Attributes  
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Entered by Musschoot, Tobias
Modified by Musschoot, Tobias
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