Morphology Data of Trimma xanthochrum
Identification keys
Abnormalities
Main Ref. Winterbottom, R., 2011
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 circular
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

This species is characterized by the following: a wide interorbital region (80-100% pupil diameter); the second dorsal spine usually reaching posteriorly to between the bases of the second to third dorsal fin rays; pectoral rays 15-16, usually with 7-8 branched rays; vertical rows of sensory papillae below eye of 2-3 papillae in rows 1-4 and 4-5 in row 5; caudal blotch which has a lower half about two-thirds the width of the upper half; usually an overall yellowish body with yellow at least proximally in the caudal fin (Ref. 87358).

Ease of Identification

Meristic characteristics of Trimma xanthochrum

Lateral Lines Interrupted: No
Scales on lateral line 23 - 24
Pored lateral line scales
Scales in lateral series
Scale rows above lateral line
Scale rows below lateral line
Scales around caudal peduncle 9 - 10
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 2
Finlets No. Dorsal   
Ventral  
Spines total 7 - 7
Soft-rays total 7 - 8
Adipose fin

Caudal fin

Attributes

Anal fin(s)

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

Paired fins

Pectoral Attributes  
Spines     
Soft-rays   15 - 16
Pelvics Attributes  
Position    
Spines     1
Soft-rays   5 - 5
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