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Eumetazoa (metazoans)- 
    
Bilateria (bilaterally symmetrical animals)- 
    
Protostomia (protostomes)- 
    
    
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Arthropoda (arthropods)- 
    
    
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Order Siphonaptera- 
    
Superfamily Hystrichopsylloidea- 
    
Family Hystrichopsyllidae- 
    
Genus Hystrichopsylla
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