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Eumetazoa (metazoans)- 
    
Bilateria (bilaterally symmetrical animals)- 
    
Protostomia (protostomes)- 
    
    
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Mollusca (clams, snails, squids, and relatives)- 
    
Class Gastropoda- 
    
Order Neogastropoda- 
        
Family Buccinidae
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Family Cancellariidae
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Family Columbariidae
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Family Columbellidae
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Family Conidae
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Family Coralliophilidae
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Family Costellariidae
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Family Cystiscidae
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Family Drilliidae
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Family Fasciolariidae
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Family Harpidae
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Family Magilidae
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Family Marginellidae
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Family Melongenidae
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Family Mitridae
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Family Muricidae
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Family Nassariidae
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Family Olividae
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Family Pseudolividae
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Family Pseudomelatomidae
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Family Strictispiridae
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Family Terebridae
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Family Turbinellidae
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Family Turridae
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Family Typhidae
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Family Volutidae
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Family Volutomitridae
 
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