Morphology Data of Nezumia tinro
Identification keys
Main Ref. Sazonov, Y.I., 1985
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs
Different appearance
Different colors

Descriptive characteristics of juvenile and adult

Striking features
Body shape lateral elongated
Cross section compressed
Dorsal head profile more or less straight
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales ctenoid scales

Head relatively broad and deep with broad seismosensory canal without pores. Branches of the mandibular seismosensory canal, bottom of snout and a larger part of sub-orbital region without scales. End of snout with 2 strongly armed scales and a similar scale near its lateral corners. Suborbital crests of corymbiform parallel rows. Chin barbel small. Anterior leathery lens of the photophore located very close to the periproct and connected to it through a strip of naked skin. First gill arch with 12-13 gill rakers on its inner side (Ref. 33732).

Ease of Identification

Meristic characteristics of Nezumia tinro

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
Gill clefts (sharks/rays only)
Gill rakers
on lower limb
on upper limb


Dorsal fin(s)

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

Caudal fin

Attributes pointed

Anal fin(s)

Fins number
Spines total
Soft-rays total

Paired fins

Pectoral Attributes  
Pelvics Attributes  more or less normal
Position    thoracic  behind origin of D1
Soft-rays   12 - 12
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Entered by Capuli, Estelita Emily
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cfm script by eagbayani, 17.10.00, php script by rolavides, 13/03/08 ,  last modified by sortiz, 06.27.17