Morphology Summary - Neobythites japonicus
Morphology Data of Neobythites japonicus
Identification keys
Abnormalities
Main Ref. Uiblein, F, and J.G. Nielsen, 2023
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  (shape guide) elongated
Cross section compressed
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

This species is distinguished from its congeners by the following set of characters: hind margin of preopercle with two spines; D 91; A 75; P 26; precaudal vertebrae 13; total vertebrae 52; pseudobranchial filaments 6; long rakers on anterior gill arch 11; head length 23% Sl; pelvic-fin length 16% Sl, fins not reaching anus; orbit length 4.1% Sl and 18% hl; longest gill filament 1.6% Sl and 7.1% hl; dorsal fin with two ocelli, one smaller ocellus placed close to fin origin, spot distance 29% Sl and spot covers 6 dorsal-fin rays, and a larger central ocellus placed behind line through anus, spot distance 46% Sl and spot covers 9 dorsal-fin rays; both ocellus spots not extending ventrally onto body; preserved specimens with two dark-brown ocellus spots; absence of vertical bars on body; otolith length 5.3% Sl, sulcus length 4.2% Sl, and ostium height 15% sulcus length and 23% ostium length (Ref. 137826).

Ease of Identification

Meristic characteristics of Neobythites japonicus

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 13 - 13
total 52 - 52

Fins

Dorsal fin(s)

Attributes
Fins number
Finlets No. Dorsal   
Ventral  
Spines total
Soft-rays total 91 - 91
Adipose fin

Caudal fin  (shape guide)

Attributes

Anal fin(s)

Fins number
Spines total
Soft-rays total 75 - 75

Paired fins

Pectoral Attributes  
Spines     
Soft-rays   26 - 26
Pelvics Attributes  
Position    
Spines     
Soft-rays   
(e.g. 9948)
(e.g. oophagy)
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