Xanthonychidae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Helicoidea.MolluscaBase eds. (2021). MolluscaBase. Xanthonychidae Strebel & Pfeffer, 1879. Accessed through: World Register of Marine Species at: http://marinespecies.org/aphia.php?p=taxdetails&id=994714 on 2021-02-25
This family is within the superorder Eupulmonata (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).
2017 taxonomy The family Xanthonychidae consists of the following subfamilies: Echinichinae F.G. Thompson & Naranjo-García, 2012 Epiphragmophorinae Hoffmann, 1928 Helminthoglyptinae Pilsbry, 1939 Humboldtianinae Pilsbry, 1939 Lysinoinae Hoffmann, 1928 tribe Lysinoini Hoffmann, 1928 tribe Leptariontini H. Nordsieck, 1987 - synonym: Tryonigentinae Schileyko, 1991 tribe Metostracini H. Nordsieck, 1987 Metostracinae H. Nordsieck, 1987: synonym of Metostracini H. Nordsieck, 1987 (original rank) Monadeniinae H. Nordsieck, 1987 Xanthonychinae Strebel & Pfeffer, 1879
Trichodiscininae H. Nordsieck, 1987: belongs to the family Trichodiscinidae H. Nordsieck, 1987
Lysinoidae may be treated as a separate family with subfamilies Leptariontinae, Lysinoinae and Metostracinae.Bank, R. (2017). Lysinoidae Hoffmann, 1928. In: MolluscaBase (2017). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=994710 on 2017-08-29
Genera
Genera in the family Xanthonychidae include: Subfamily Echinichinae F.G. Thompson & Naranjo-García, 2012 Echinix F.G. Thompson & Naranjo-García, 2012
Subfamily Epiphragmophorinae Hoffmann, 1928 Angrandiella Ancey, 1886 Dinotropis Pilsbry & Cockerell, 1937 Doeringina Ihering, 1929 Epiphragmophora Doering, 1875 Karlschmidtia F. Haas, 1955 Minaselates Cuezzo & Pena, 2017 Pilsbrya Ancey, 1887
subfamily Helminthoglyptinae Pilsbry, 1939
Subfamily Humboldtianinae Pilsbry, 1939 Tribe Bunnyini H. Nordsieck, 1987 Bunnya H. B. Baker, 1942 Tribe Humboldtianini Pilsbry, 1939 Humboldtiana Ihering, 1892
Subfamily Lysinoinae Hoffmann, 1928 Tribe Leptariontini H. Nordsieck, 1987 Leptarionta Crosse & P. Fischer, 1872 Semiconchula Naranjo-Garcia & Polaco, 2000 Tryonigens Pilsbry, 1927 Tribe Lysinoini Hoffmann, 1928 Lysinoe H. Adams & A. Adams, 1855 Tribe Metostracini H. Nordsieck, 1987 Cryptostrakon W.G. Binney, 1879 Metostracon Pilsbry, 1900
Subfamily Monadeniinae H. Nordsieck, 1987 Monadenia Pilsbry, 1895
Subfamily Xanthonychinae Strebel & Pfeffer, 1879 Xanthonyx Crosse & P. Fischer, 1867 - the type genus of the family Xanthonychidae
References
Bank, R. A. (2017). Classification of the Recent terrestrial Gastropoda of the World. Last update: July 16, 2017