Morphology Data of Xenisthmus balius
Identification keys
Abnormalities
Main Ref. Gill, A.C., S.V. Bogorodsky and A.O. Mal, 2017
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 oval
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

This species is distinguished by the following set of characters: D VI + I,13 (rarely I,14); anterior rim of posterior nostril raised, without well-developed flap; mainly cycloid on body; head and body pale, with reticulate mottling dorsally (Ref. 115539).

Ease of Identification

Meristic characteristics of Xenisthmus balius

Lateral Lines Interrupted: No
Scales on lateral line
Pored lateral line scales
Scales in lateral series 59 - 75
Scale rows above lateral line
Scale rows below lateral line
Scales around caudal peduncle 30 - 37
Barbels
Gill clefts (sharks/rays only)
Gill rakers
on lower limb 8 - 12
on upper limb 3 - 4
total 11 - 16
Vertebrae
preanal 10 - 10
total 26 - 26

Fins

Dorsal fin(s)

Attributes
Fins number 2
Finlets No. Dorsal   0 - 0
Ventral  0 - 0
Spines total 7 - 7
Soft-rays total 13 - 14
Adipose fin absent

Caudal fin

Attributes more or less truncate; more or less normal

Anal fin(s)

Fins number 1
Spines total 1 - 1
Soft-rays total 12 - 13

Paired fins

Pectoral Attributes  more or less normal
Spines     0
Soft-rays   16 - 18
Pelvics Attributes  more or less normal
Position    
Spines     1
Soft-rays   5 - 5
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
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