Morphology Data of Xenisthmus chi
Identification keys
Abnormalities
Main Ref. Gill, A.C. and D.F. Hoese, 2004
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 cycloid and ctenoid scales
Diagnosis

This species is distinguished by the following characters: second dorsal-fin rays I, 12; A rays I,11; predorsal area broadly scaled to just behind vertical through posterior edge of preopercle, a narrow median wedge of scales extending further forward almost to pore D; posterior naris no flap on anterior rim; head and body pale with brown reticulate mottling, forming about 11 X-shaped markings along the sides, between pectoral and caudal-fin bases (Ref. 59014).

Ease of Identification

Meristic characteristics of Xenisthmus chi

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 27 - 27
Barbels
Gill clefts (sharks/rays only)
Gill rakers
on lower limb
on upper limb
total
Vertebrae
preanal
total 26 - 26

Fins

Dorsal fin(s)

Attributes
Fins number 2
Finlets No. Dorsal   
Ventral  
Spines total 7 - 7
Soft-rays total 12 - 12
Adipose fin

Caudal fin

Attributes

Anal fin(s)

Fins number
Spines total 1 - 1
Soft-rays total 11 - 11

Paired fins

Pectoral Attributes  
Spines     
Soft-rays   17 - 17
Pelvics Attributes  
Position    
Spines     1
Soft-rays   5 - 5
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