Pileolidae
Introduction '''''Pileolidae''''' is an extinct family of fossil sea snails, marine gastropod mollusks. This family is related to the extant family Neritidae, the nerites.The family has no subfamilies according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005.==Genera== The genus ''Pileolus''  is found in Cretaceous age deposits in Europe, and Jurassic age deposits in New Zealand.
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