Morphology Data of Micralestes eburneensis
Identification keys
Abnormalities
Main Ref. Paugy, D., 2003
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs no special organs
Different appearance always different morphology between mature adults
Different colors males alike females
Remarks Pronounced sexual dimorphism, anal fins smaller and curved in males (Ref. 2880, 81279) and adult males generally smaller than females (Ref. 81279).

Descriptive characteristics of juvenile and adult

Striking features none
Body shape lateral fusiform / normal
Cross section
Dorsal head profile more or less straight
Type of eyes more or less normal
Type of mouth/snout more or less normal
Position of mouth terminal
Type of scales cycloid scales
Diagnosis

Diagnosis: lateral line complete; 27-29 lateral line scales; 16-18 anal fin branched rays; 6/8 premaxillary teeth; 12-14 gill rakers on lower part of first branchial arch; fins colorless or, at most, pinkish; tip of dorsal fin usually blackish; caudal fin slightly yellowish; endemic to the Cavally River (Ref. 2880, 81279).

Description: anal fin with 3 unbranched and 16-18 branched rays; pronounced sexual dimorphism, anal fins smaller and curved in males and adult males generally smaller than females (Ref. 2880, 81279).

Coloration: silvery body with glossy, brilliant lateral band on sides; fins slightly tinged with yellow; dorsal fin tip blackened; lateral band becomes black and broader posteriorly when preserved in formalin; small patch of melanophores on atnerior part of anal fin (Ref. 2880, 81279).

Ease of Identification

Meristic characteristics of Micralestes eburneensis

Lateral Lines Interrupted: No
Scales on lateral line 27 - 29
Pored lateral line scales
Scales in lateral series
Scale rows above lateral line 4.5 - 4.5
Scale rows below lateral line 3.5 - 3.5
Scales around caudal peduncle
Barbels 0
Gill clefts (sharks/rays only)
Gill rakers
on lower limb 13 - 15
on upper limb
total
Vertebrae
preanal
total

Fins

Dorsal fin(s)

Attributes no striking attributes
Fins number 1
Finlets No. Dorsal   
Ventral  
Spines total
Soft-rays total
Adipose fin present

Caudal fin

Attributes forked; more or less normal

Anal fin(s)

Fins number 1
Spines total 0 - 0
Soft-rays total 19 - 21

Paired fins

Pectoral Attributes  more or less normal
Spines     
Soft-rays   
Pelvics Attributes  more or less normal
Position    abdominal  beneath origin of D1
Spines     
Soft-rays   
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
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