Morphology Data of Trimma nubarum
Identification keys
Abnormalities
Main Ref. Winterbottom, R., S.V. Bogorodsky and T.J. Alpermann, 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
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 characters: with scales in the predorsal midline; fifth pelvic-fin ray with one dichotomous branch point (total of two branch tips); the middle 1-9 pectoral-fin rays are branched; a bony interorbital of >80% pupil width; caudal fin not forked, with longest ray in the dorsal half of the caudal fin longer than the equivalent ray in the ventral half; upper-cheek papillae in two horizontal lines (a and c); D 9; A 8-9; pectoral fin rays 13; cycloid scales covering the entire predorsal region anterior to a convex line from the upper base of the pectoral fin to just lateral to the base of the sixth first dorsal-fin spine (Ref. 129378).

Ease of Identification

Meristic characteristics of Trimma nubarum

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 13 - 14
on upper limb 3 - 4
total 16 - 17
Vertebrae
preanal
total

Fins

Dorsal fin(s)

Attributes
Fins number 2
Finlets No. Dorsal   
Ventral  
Spines total 7 - 7
Soft-rays total 9 - 9
Adipose fin

Caudal fin

Attributes

Anal fin(s)

Fins number 1
Spines total 1 - 1
Soft-rays total 8 - 9

Paired fins

Pectoral Attributes  
Spines     0
Soft-rays   13 - 13
Pelvics Attributes  
Position    
Spines     1
Soft-rays   5 - 5
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
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