Lottioidea
Introduction '''Lottioidea''' is a superfamily of sea snails or limpets, marine gastropod mollusks in the clade Patellogastropoda, the true limpets.
2005 taxonomy There are three families within Lottioidea in the taxonomy of the Gastropoda by Bouchet & Rocroi (2005):*Family Lottiidae J. E. Gray, 1840*Family Acmaeidae E. Forbes, 1850*Family Lepetidae J. E. Gray, 1850
2007 taxonomy Based on molecular research on the Patellogastropoda by Nakano & Ozawa (2007) there were eight families in Lottioidea:* family Acmaeidae Forbes, 1850* † family Daminilidae Horný, 1961* family ''Eoacmaeidae'' T. Nakano & Ozawa, 2007* family Erginidae Chernyshev, 2018* family Lepetidae Gray, 1850* † family Lepetopsidae McLean, 1990* family Lottiidae Gray, 1840* family Neolepetopsidae  McLean, 1990* family Pectinodontidae Pilsbry, 1891;Families and subfamilies brought into synonymy:* Bertiniidae Jousseaume, 1883: synonym of Nacellidae Thiele, 1891* Lottidae sic : synonym of Lottiidae Gray, 1840* Propilidiidae: synonym of Lepetidae Gray, 1850* Rhodopetalinae Linddberg, 1981: synonym of Acmaeidae Forbes, 1850 (a junior synonym)* Tecturidae Gray, 1847 accepted as Tecturinae Gray, 1847 (original rank)
2017 taxonomy According to the revised taxonomy of Bouchet et al (2017), the Lottioidea contains the following families:* Family Lottiidae J. E. Gray, 1840* Family Acmaeidae E. Forbes, 1850* Family Damilinidae Horný, 196125* Family Lepetidae J. E. Gray, 1850* Family Lepetopsidae McLean, 199027* Family Nacellidae Thiele, 1891 * Family Neolepetopsidae McLean, 199029* Family Pectinodontidae Pilsbry, 1891
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