Morphology Summary - Osteochilichthys nashii
Morphology Data of Osteochilichthys nashii
Identification keys
Abnormalities
Main Ref. Plamoottil, M., 2022
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 oval
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 characters: body with depth at the dorsal fin origin 28.6- 29.9 % SL; snout covered with papillae; lips thin; lateral line scales 41; caudal peduncle long, its length 20.2- 21.1 % SL; the last undivided dorsal ray non - osseous, weak; Colouration: body and fins with a peculiar colour pattern where it is reddish brown along the back, silvery over the abdomen; a black band passes from the eye to the centre of the base of the caudal fin; fins whitish; anal fin with a dark band and a similar band along the middle of the third dorsal fin (Ref. 132417).

Ease of Identification

Meristic characteristics of Osteochilichthys nashii

Lateral Lines Interrupted: No
Scales on lateral line 41 - 41
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

Fins

Dorsal fin(s)

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

Caudal fin  (shape guide)

Attributes

Anal fin(s)

Fins number
Spines total
Soft-rays total

Paired fins

Pectoral Attributes  
Spines     
Soft-rays   
Pelvics Attributes  
Position    
Spines     
Soft-rays   
(e.g. 9948)
(e.g. oophagy)
Back to Search
Comments & Corrections
cfm script by eagbayani, 17.10.00, php script by rolavides, 13/03/08 ,  last modified by sortiz, 06.27.17