Morphology Data of Rhabdamia gracilis
Identification keys
Abnormalities
Main Ref. Randall, J.E., G.R. Allen and R.C. Steene, 1990
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs
Different appearance
Different colors
Remarks

Descriptive characteristics of juvenile and adult

Striking features none
Body shape lateral fusiform / normal
Cross section compressed
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 superior
Type of scales
Diagnosis

This species is distinguished by the following characters: bluish longitudinal stripe on the middle of the body; translucent white or pink, silvery on head and abdomen; caudal peduncle sometimes with a posteriorly placed black spot; characterized further by one or both caudal fin lobes having black tip; greatest depth of body 3.3-3.6 in SL (Ref. 90102).

Ease of Identification

Meristic characteristics of Rhabdamia gracilis

Lateral Lines 1 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
Barbels 0
Gill clefts (sharks/rays only)
Gill rakers
on lower limb 21 - 21
on upper limb 6 - 6
total 27 - 27
Vertebrae
preanal
total

Fins

Dorsal fin(s)

Attributes no striking attributes
Fins number 2
Finlets No. Dorsal   0 - 0
Ventral  0 - 0
Spines total 7 - 7
Soft-rays total 9 - 9
Adipose fin absent

Caudal fin

Attributes forked; more or less normal

Anal fin(s)

Fins number 1
Spines total 2 - 2
Soft-rays total 12 - 13

Paired fins

Pectoral Attributes  more or less normal
Spines     0
Soft-rays   13 - 13
Pelvics Attributes  more or less normal
Position    thoracic  beneath origin of D1
Spines     
Soft-rays   
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
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