Morphology Data of Atherion elymus
Identification keys
Abnormalities
Main Ref. Ivantsoff, W. and L.E.L.M. Crowley, 1999
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 oval
Dorsal head profile more or less straight
Type of eyes more or less normal
Type of mouth/snout more or less normal
Position of mouth terminal
Type of scales cycloid scales
Diagnosis

Mouth barely protractile and with thin lips. Basihyal and mesopterygoids usually with teeth. No notch present at the anterior border of preopercular bone. Face with Shangreen denticles. Ascending process of premaxilla with no lateral processes present. Distal end of maxilla blunt and truncate.

Description: Characterized by brownish or greenish color on back; silvery abdomen and midlateral stripe; 16-19 predorsal scales; body depth about 4.3 in SL; relatively small eye, about 3.5 in head length (Ref. 90102).

Ease of Identification

Meristic characteristics of Atherion elymus

Lateral Lines Interrupted: No
Scales on lateral line 0 - 0
Pored lateral line scales
Scales in lateral series 40 - 44
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 10 - 14
on upper limb 2 - 4
total 12 - 18
Vertebrae
preanal
total

Fins

Dorsal fin(s)

Attributes no striking attributes
Fins number 2
Finlets No. Dorsal   
Ventral  
Spines total 4 - 6
Soft-rays total 8 - 13
Adipose fin absent

Caudal fin

Attributes more or less truncate; more or less normal

Anal fin(s)

Fins number 1
Spines total 1 - 1
Soft-rays total 13 - 15

Paired fins

Pectoral Attributes  more or less normal
Spines     1
Soft-rays   11 - 14
Pelvics Attributes  more or less normal
Position    abdominal  before origin of D1
Spines     1
Soft-rays   5 - 5
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
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