Morphology Data of Cynolebias altus
Identification keys
Abnormalities
Main Ref. Costa, W.J.E.M., 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 fusiform / normal
Cross section compressed
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
Type of scales cycloid scales
Diagnosis

Supraorbital neuromasts 33-35. Contact organs on inner surface of most or all rays of pectoral-fin of male. This species has larger males with deeper body (34.4-36.7 % SL); sides of body with an intense orange coloration. Scaled anal-fin base. Dorsal fin of males with long filamentous rays; 17-19 in males, 14-17 in females. Caudal fin rays 30-32. Anal-fin rays 18-22 in males, 18-21 in females. Caudal and pectoral fins rounded. Snout gently pointed with lower jaw slightly elongated (Ref. 40938).

Ease of Identification

Meristic characteristics of Cynolebias altus

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 9 - 11
on upper limb 3 - 3
total
Vertebrae
preanal
total 35 - 36

Fins

Dorsal fin(s)

Attributes
Fins number
Finlets No. Dorsal   
Ventral  
Spines total
Soft-rays total 14 - 19
Adipose fin

Caudal fin

Attributes more or less truncate; more or less normal

Anal fin(s)

Fins number
Spines total
Soft-rays total 18 - 22

Paired fins

Pectoral Attributes  more or less normal
Spines     
Soft-rays   14 - 15
Pelvics Attributes  more or less normal
Position    thoracic  before origin of D1
Spines     
Soft-rays   6 - 6
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