Morphology Data of Ophichthus shaoi
Identification keys
Abnormalities
Main Ref. McCosker, J.E. and H.-C. Ho, 2015
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 moderately elongate species is distinguished by the following characters:: tail 50-52%, head 9-10%, body depth at gill opening 2.6-3.2% of total length; dorsal-fin origin is above mid-pectoral fin; wedge-shaped pectoral fin not elongate and well-developed; posterior nostril is a hole within upper lip opening into mouth, not visible externally; conspicuous upper lip barbel behind anterior nostril; pores are small but conspicuous, SO 1+4, IO 6+2, POM 6+3; teeth are small and conical, uniserial on jaws and mandible; body coloration uniform grayish-brown, throat and ventral trunk region gray, body and tail brown, fins pale; total vertebrae 155-164, mean vertebral formula 11-69-159 (Ref. 106143).

Ease of Identification

Meristic characteristics of Ophichthus shaoi

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
total 155 - 164

Fins

Dorsal fin(s)

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

Caudal fin

Attributes

Anal fin(s)

Fins number
Spines total
Soft-rays total

Paired fins

Pectoral Attributes  
Spines     
Soft-rays   
Pelvics Attributes  
Position    
Spines     
Soft-rays   
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