Morphology Data of Lampanyctus ater
Identification keys
Abnormalities
Main Ref. Zahuranec, B.J., 2000
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
Diagnosis

7.5-10 tooth patches on the lower limb of the second gill arch; 12-15 AO photophores; 36-39 lateral line organs (Ref. 36121). Pectoral fins with extremely weak and flexible rays (Ref. 36121).

Ease of Identification

Meristic characteristics of Lampanyctus ater

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 11 - 13
on upper limb 4 - 5
total 16 - 18
Vertebrae
preanal
total 36 - 39

Fins

Dorsal fin(s)

Attributes
Fins number 1
Finlets No. Dorsal   0 - 0
Ventral  0 - 0
Spines total 0 - 0
Soft-rays total 13 - 16
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  other (see remarks)
Spines     0
Soft-rays   11 - 12
Pelvics Attributes  
Position    abdominal  before origin of D1
Spines     
Soft-rays   
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