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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 Apoidea- 
    
    
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Genus Ceylalictus- 
        
Species Ceylalictus aldabranus
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Species Ceylalictus appendiculatus
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Species Ceylalictus borneanus
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Species Ceylalictus capverdensis
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Species Ceylalictus celebensis
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Species Ceylalictus cereus
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Species Ceylalictus congoensis
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Species Ceylalictus dapitanellus
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Species Ceylalictus desertorum
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Species Ceylalictus formosicola
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Species Ceylalictus grandior
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Species Ceylalictus hainanicus
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Species Ceylalictus halictoides
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Species Ceylalictus hedickei
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Species Ceylalictus horni
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Species Ceylalictus inornatus
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Species Ceylalictus karachensis
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Species Ceylalictus madagassus
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Species Ceylalictus malayensis
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Species Ceylalictus muiri
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Species Ceylalictus nanensis
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Species Ceylalictus obscurus
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Species Ceylalictus perditellus
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Species Ceylalictus petiolatus
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Species Ceylalictus punjabensis
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Species Ceylalictus rostratus
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Species Ceylalictus seistanicus
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Species Ceylalictus sylvestris
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Species Ceylalictus taprobanae
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Species Ceylalictus tumidus
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Species Ceylalictus valdezi
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Species Ceylalictus variegatus
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Species Ceylalictus warnckei
 
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