Morphology Data of Microstoma australis
Identification keys
Abnormalities
Main Ref. Gon, O. and A.L. Stewart, 2014
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 compressed
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

This species is distinguished by the following characters: gill rakers 25-29 (8-9 + 17-20); total vertebrae 52-54; body slender, depth at pectoral-fin base 6.6-8.3; dorsal and pelvic fins set far back on body, the predorsal length 69.0-74.5 and prepelvic length 67.8-71.4; short space between the pelvic and anal fins, distance from pelvic-fin insertion to anal-fin origin 12.5-14.5) (Ref. 97677).

Ease of Identification

Meristic characteristics of Microstoma australis

Lateral Lines Interrupted: No
Scales on lateral line 52 - 53
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 17 - 20
on upper limb 7 - 9
total 25 - 29
Vertebrae
preanal
total 52 - 54

Fins

Dorsal fin(s)

Attributes
Fins number
Finlets No. Dorsal   
Ventral  
Spines total
Soft-rays total 11 - 12
Adipose fin

Caudal fin

Attributes

Anal fin(s)

Fins number
Spines total
Soft-rays total 7 - 8

Paired fins

Pectoral Attributes  
Spines     
Soft-rays   7 - 8
Pelvics Attributes  
Position    
Spines     
Soft-rays   8 - 9
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