Morphology Data of Psilorhynchus homaloptera
Identification keys
Abnormalities
Main Ref. Wang, S. (ed.), 1998
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 sub-terminal/inferior
Type of scales
Diagnosis

Body brown on back, abdomen pale and with 7-10 dark spots along lateral line. Rostral fold well-developed and deep grooves on each side reaching slantly to corners of mouth; ventral surface of mouth with papilla; upper jaw narrow and lower one with sharp edge.

Ease of Identification

Meristic characteristics of Psilorhynchus homaloptera

Lateral Lines Interrupted: No
Scales on lateral line 43 - 46
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

Fins

Dorsal fin(s)

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

Caudal fin

Attributes forked; more or less normal

Anal fin(s)

Fins number
Spines total
Soft-rays total

Paired fins

Pectoral Attributes  very large , lobe-like
Spines     
Soft-rays   
Pelvics Attributes  more or less normal
Position    
Spines     
Soft-rays   
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