Morphology Data of Eusurculus andamanensis
Identification keys
Abnormalities
Main Ref. Schwarzhans, W. and P.R. Møller, 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 elongated
Cross section compressed
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

This species possess the following characters: D 78-84, A 59-63, D/A 21-27, V in D 2.2-2.3; vertebrae 12+30-31=42-43; the anterior nostril is positioned 1/4.5 to 1/5 the distance from upper lip to aggregate distance to anterior margin of eye; free pseudoclaspers 2 pairs, the outer pseudoclasper wing-shaped with broad base and distally widened supporter with anterior hook (covered by ligament), the inner one stalked, with slightly widened base and distally with concave sucker-disk; 5-6 rows of scales on upper part and 3-4 rows on lower part on cheek (Ref. 76869).

Description: Characterized by depth of body at anal fin origin 12.8-14.9 (mean 14.2) % SL; presence of upper preopercular pore; posterior cheek with vertically elongate scale patch; no opercular scales (Ref. 90102).

Ease of Identification

Meristic characteristics of Eusurculus andamanensis

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
Barbels
Gill clefts (sharks/rays only)
Gill rakers
on lower limb
on upper limb
total 15 - 18
Vertebrae
preanal 12 - 12
total 42 - 43

Fins

Dorsal fin(s)

Attributes
Fins number
Finlets No. Dorsal   
Ventral  
Spines total
Soft-rays total 78 - 84
Adipose fin

Caudal fin

Attributes

Anal fin(s)

Fins number
Spines total
Soft-rays total 59 - 63

Paired fins

Pectoral Attributes  
Spines     
Soft-rays   20 - 22
Pelvics Attributes  
Position    
Spines     
Soft-rays   
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
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