Morphology Data of Acestrorhynchus falcatus
Identification keys
Abnormalities
Main Ref. López-Fernández, H. and K.O. Winemiller, 2003
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 elongated
Cross section
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

Possesses a humeral spot shaped as an oval or inverted teardrop, occupying not less than a quarter of the height of the body; caudal peduncle with a black spot covering between one third and almost the totality of its depth (Ref. 52916).

Ease of Identification

Meristic characteristics of Acestrorhynchus falcatus

Lateral Lines Interrupted: No
Scales on lateral line 80 - 105
Pored lateral line scales
Scales in lateral series
Scale rows above lateral line 15 - 24
Scale rows below lateral line 8 - 14
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 1
Finlets No. Dorsal   
Ventral  
Spines total 2 - 2
Soft-rays total 9 - 9
Adipose fin

Caudal fin

Attributes forked; more or less normal

Anal fin(s)

Fins number
Spines total 3 - 5
Soft-rays total 21 - 27

Paired fins

Pectoral Attributes  
Spines     1
Soft-rays   14 - 18
Pelvics Attributes  more or less normal
Position    abdominal  before origin of D1
Spines     1
Soft-rays   6 - 8
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
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