Cirridae is an extinct family of fossil sea snails, marine gastropod mollusks in the superfamily Porcellioidea (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).
These snails date from the Mesozoic era, and are sinistral in their shell-coiling.
Taxonomy This family consists of three following subfamilies (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005): Cirrinae Cossmann, 1916 Platyacrinae Wenz, 1938 – synonym: Hesperocirrinae O. Haas, 1953 Cassianocirrinae Bandel, 1993
Genera and species Genera and species within the family Cirridae include: Alaskacirrus Frýda & Blodgett, 1998 -=– from the Devonian of west-central Alaska Alaskacirrus bandeli Frýda & Blodgett, 1998Frýda J. & Blodgett R. B. (March 1998). "Two new cirroidean genera (Vetigastropoda, Archaeogastropoda) from the Emsian (Late Early Devonian) of Alaska with notes on the early phylogeny of Cirroidea". Journal of Paleontology 72(2): 265–273. abstract
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