Morphology Data of Trimma randalli
Identification keys
Abnormalities
Main Ref. Winterbottom, R. and M. Zur, 2007
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 fusiform / normal
Cross section compressed
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

This species is characterized by the following characters: scales on the cheek, opercle, pectoral fin base and the predorsal midline; a moderate to well developed interorbital trench with steep sides; absence of postorbital trenches; no enlarged teeth in the upper jaw; ground color of preserved specimens yellow with a strikingly black caudal fin, in freshly dead material the ground color is mustard-yellow and the caudal fin rays are deep red with black interradial membranes, edged with a white band (Ref. 59339).

Ease of Identification

Meristic characteristics of Trimma randalli

Lateral Lines Interrupted: No
Scales on lateral line 23 - 26
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 16 - 18
on upper limb 3 - 5
total 19 - 22
Vertebrae
preanal
total

Fins

Dorsal fin(s)

Attributes
Fins number 2
Finlets No. Dorsal   
Ventral  
Spines total 7 - 7
Soft-rays total 8 - 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   15 - 17
Pelvics Attributes  
Position    
Spines     1
Soft-rays   5 - 5
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Comments & Corrections
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