Morphology Data of Tomiyamichthys stuarti
Identification keys
Abnormalities
Main Ref. Allen, G.R., M.V. Erdmann and W.M. Brooks, 2018
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
Cross section oval
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 VI-I,11; A I,11; pectoral-fin rays 15; scales in longitudinal series 51-6; no les o cheek, opercle, predorsal, prepelvic, and pectoral-fin base; scales weakly ctenoid, cycloid on anterodorsal part of body and belly; gill opening extending slightly forward of level of posterior margin of preopercle; dorsal fin without elongate spines, the longest 1.9-2.8 in HL; caudal fin is long and pointed, 2.1-2.2 in SL; reduced pattern of cephalic sensory-canal pores consisting of only B’, C, D, E, F and G pores (i.e. no preopercular pores M’, N, and O’ and no pores K’ and L’ above the operculum); gill rakers are poorly developed, 0 + 4-5 (Ref. 119393).

Ease of Identification

Meristic characteristics of Tomiyamichthys stuarti

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 12 - 12
Barbels
Gill clefts (sharks/rays only)
Gill rakers
on lower limb 4 - 5
on upper limb 0 - 0
total 4 - 5
Vertebrae
preanal
total 26 - 26

Fins

Dorsal fin(s)

Attributes
Fins number 2
Finlets No. Dorsal   
Ventral  
Spines total 7 - 7
Soft-rays total 11 - 11
Adipose fin

Caudal fin

Attributes

Anal fin(s)

Fins number 1
Spines total 1 - 1
Soft-rays total 11 - 11

Paired fins

Pectoral Attributes  
Spines     0
Soft-rays   15 - 15
Pelvics Attributes  
Position    
Spines     1
Soft-rays   5 - 5
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
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