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Eumetazoa (metazoans)- 
    
Bilateria (bilaterally symmetrical animals)- 
    
Deuterostomia (deuterostomes)- 
    
    
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Craniata (craniates)- 
    
    
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Order Carcharhiniformes
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Order Heterodontiformes
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Order Hexanchiformes
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Order Lamniformes
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Order Orectolobiformes
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Order Pristiformes
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Order Pristiophoriformes
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Order Rajiformes
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Order Squaliformes
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Order Squatiniformes
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Order Torpediniformes
 
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