Porcelliidae is an extinct family of gastropods in the order Pleurotomariida.

Taxonomy The following taxa are assigned to this family: Family Porcelliidae Subfamily Agnesiinae Knight, 1956 † Tribe Agnesiini Knight, 1956 † Genus Agnesia de Koninck, 1883 † Genus Alaskiella Frýda & Blodgett, 1998 † Tribe Anoriostomatini Frýda & Farrell, 2005 † Genus Anoriostoma Farrell, 1992 † Genus Garraspira Frýda & Farrell, 2005 † Genus Hesperiella Holzapfel, 1889 † Genus Koneprusellia Frýda, 1998 † Genus Paragnesia Blodgett & Frýda, 1999 † Genus Pauquysia Frýda, 2004 † Genus Pernericirrus Frýda, 1997 † Genus Sasakiela Bandel & Frýda, 2004 † Genus Trochagnesia Heidelberger, 2001 † Genus Faxetrochus Schnetler & Lozouet, 2012 † Subfamily Porcelliinae Zittel, 1895 † Genus Porcellia Léveillé, 1835 †

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