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Eumetazoa (metazoans)- 
    
Bilateria (bilaterally symmetrical animals)- 
    
Protostomia (protostomes)- 
    
    
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Arthropoda (arthropods)- 
    
    
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Order Hymenoptera- 
    
Superfamily Vespoidea- 
    
    
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Genus Diacamma- 
    
Species Diacamma ceylonense- 
        
Infraspecies Diacamma ceylonense ceylonense
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Infraspecies Diacamma ceylonense orbiculatum
 
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