Morphology Summary - Neomerinthe parallelaspina
Morphology Data of Neomerinthe parallelaspina
Identification keys
Abnormalities
Main Ref. Matsumoto, T. and H. Motomura, 2024
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)
Cross section compressed
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

This species is distinguished by the following set of characters: D 9; pectoral-fin rays 19-21 (usually 20); scale rows in longitudinal series 40-45 (43); pored lateral-line scales 23-25 (24); scale rows above lateral line 4-6 (5), below lateral line 9-11 (10), between 6th dorsal-fin spine base and lateral line 5 or 6 (5), and between last dorsal-fin spine base and lateral line 4-6 (5); upper gill rakers 4-6 (5), lower gill rakers 10-15 (12) [7-10 (9) and 2-6 (3) on ceratohyal and hypobranchial, respectively], total gill rakers 15-20 (18); absence of longitudinal ridge on lateral surface of maxilla; presence of lateral lacrimal spine; 3 suborbital spines; presence of 2nd preopercular spine; 4th preopercular spine large, directed parallel to 3rd preopercular spine; absence of upper posttemporal spine; minute slit behind last gill arch; many small cycloid scales on base of pectoral fin and ventral surface of body from isthmus to beyond pelvic fin; posterior margin of soft-rayed portion of dorsal-fin rounded; fin membrane between last dorsal-fin soft ray and caudal peduncle absent; body depth 29.5-36.4 (32.9) % SL; 2nd dorsal-fin ray length 18.0-21.3 (19.8) % SL; 3rd dorsal-fin ray length 17.7-22.4 (20.1) % SL; 4th dorsal-fin ray length 18.3-22.6 (20.0) % SL; 5th dorsal-fin ray length 16.8-21.7 (19.6) % SL; 3rd preopercular spine length 2.3-6.1 (4.2) % HL; 4th preopercular spine length 1.4-4.7 (2.8) % HL; pale yellowish body and pectoral fins, with indistinct blotches above lateral line when preserved (Ref. 133153).

Ease of Identification

Meristic characteristics of Neomerinthe parallelaspina

Lateral Lines Interrupted: No
Scales on lateral line
Pored lateral line scales 23 - 25
Scales in lateral series
Scale rows above lateral line 4 - 6
Scale rows below lateral line 9 - 11
Scales around caudal peduncle
Barbels
Gill clefts (sharks/rays only)
Gill rakers
on lower limb 10 - 15
on upper limb 4 - 6
total 15 - 20
Vertebrae
preanal
total

Fins

Dorsal fin(s)

Attributes
Fins number
Finlets No. Dorsal   
Ventral  
Spines total 12 - 12
Soft-rays total 9 - 9
Adipose fin

Caudal fin  (shape guide)

Attributes

Anal fin(s)

Fins number
Spines total
Soft-rays total

Paired fins

Pectoral Attributes  
Spines     
Soft-rays   19 - 21
Pelvics Attributes  
Position    
Spines     
Soft-rays   
(e.g. 9948)
(e.g. oophagy)
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