Morphology Data of Australoheros perdi
Identification keys
Abnormalities
Main Ref. Ottoni, F.P., A.Q. Lezama, M.L. Triques, E.N. Fragoso-Moura, C.C.T. Lucas and F.A.R. Barbosa, 2011
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
Cross section
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth terminal
Type of scales ctenoid scales
Diagnosis

Diagnosed from all other species of Australoheros by having only 25 vertebrae and by a combination of the following characters: three abdominal bars in all stages of life; a conspicuous; rounded caudal-fin base spot; a conspicuous wide longitudinal stripe; head with depression in the region above the eyes; tip of pelvic fin reaching vertical through third to sixth anal-fin spine base; 14-16 dorsal-fin spines; 11-13 pectoral-fin rays; 12 caudal vertebrae; 22 proximal radials on dorsal-fin base, 13 proximal radials on anal-fin base; 11 pleural ribs; caudal peduncle length 9.3-13.4% SL; caudal peduncle depth 16.5-22.7% SL; a wide ectopterygoid; last anal-fin spine length 14.4-20.8% SL; and lower jaw length 19.6-28.4% SL (Ref. 87295).

Ease of Identification

Meristic characteristics of Australoheros perdi

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 13 - 13
total 25 - 25

Fins

Dorsal fin(s)

Attributes extending over most of the back length
Fins number 1
Finlets No. Dorsal   
Ventral  
Spines total 14 - 16
Soft-rays total 9 - 11
Adipose fin absent

Caudal fin

Attributes more or less truncate

Anal fin(s)

Fins number
Spines total 6 - 8
Soft-rays total 8 - 10

Paired fins

Pectoral Attributes  more or less normal
Spines     
Soft-rays   11 - 13
Pelvics Attributes  more or less normal
Position    thoracic  behind origin of D1
Spines     1
Soft-rays   5 - 5
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
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