Morphology Data of Porocottus leptosomus
Identification keys
Abnormalities
Main Ref. Muto, F., Y. Choi and M. Yabe, 2002
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 compressed
Dorsal head profile clearly convex
Type of eyes
Type of mouth/snout
Position of mouth terminal
Type of scales
Diagnosis

Two pairs of branched cirri on dorsal surface of head. Bases of head cirri smooth. A single filamentous cirrus on dorsal tip of each spine of first dorsal fin. Sixth canaliculus of infraorbital sensory canal with a single pore. A long posterior medial canaliculus of the occipital canal with a terminal and a few supplementary pores. Melanophores scattered on isthmus hidden beneath branchiostegal membrane. Body width 1.2-1.5 in body depth. Caudal fin rounded.

Ease of Identification

Meristic characteristics of Porocottus leptosomus

Lateral Lines Interrupted: No
Scales on lateral line 32 - 35
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 33 - 34

Fins

Dorsal fin(s)

Attributes
Fins number
Finlets No. Dorsal   
Ventral  
Spines total 6 - 8
Soft-rays total 18 - 19
Adipose fin

Caudal fin

Attributes more or less truncate

Anal fin(s)

Fins number
Spines total
Soft-rays total 12 - 14

Paired fins

Pectoral Attributes  
Spines     
Soft-rays   15 - 16
Pelvics Attributes  
Position    
Spines     1
Soft-rays   3 - 3
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