Morphology Data of Hygophum proximum
Identification keys
Abnormalities
Main Ref. Hulley, P.A., 1986
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs
Different appearance
Different colors
Remarks

Descriptive characteristics of juvenile and adult

Striking features light organs
Body shape lateral elongated
Cross section
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

Anal organs 12; mature males with large, single, black-edged supracaudal gland, about 3/4 or more of the supracaudal space; mature females with 2 infracaudal glands; has a larger supracaudal gland than any other species of the genus (Ref. 39633).

Ease of Identification

Meristic characteristics of Hygophum proximum

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 12 - 15
on upper limb 4 - 5
total 16
Vertebrae
preanal
total

Fins

Dorsal fin(s)

Attributes
Fins number 1
Finlets No. Dorsal   0 - 0
Ventral  0 - 0
Spines total 0 - 0
Soft-rays total 12 - 14
Adipose fin present

Caudal fin

Attributes forked

Anal fin(s)

Fins number 1
Spines total 0 - 0
Soft-rays total 17 - 21

Paired fins

Pectoral Attributes  
Spines     0
Soft-rays   13 - 15
Pelvics Attributes  
Position    
Spines     0
Soft-rays   8 - 8
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