Bulletin of Zoological Nomenclature 58(1) March 2001 63 OPINION 1965 Euchilus Sandberger, 1870 and Stalioa Brusina, 1870 (Mollusca, Gastropoda): Bithinia deschiensiana Deshayes, 1862 and Paludina desmarestii Prevost, 1821 designated as the respective type species, with the conservation of Bania Brusina, 1896 Keywords. Nomenclature; taxonomy; Gastropoda; prosobranchs; hydrobiidae; Euchilus; Stalioa; Bania; Euchilus deschiensianus; Stalioa desmarestii; Bania prototypica; Tertiary. Ruling (1) Under the plenary power all previous fixations of type species for the following nominal genera are hereby set aside: (a) Euchilus Sandberger, 1870 prior to that by Sandberger (1872) of Bithinia deschiensiana Deshayes, 1862; (b) Stalioa Brusina, 1870 prior to that by Cossmann (1893) of Paludina desmarestii Prevost, 1821. (2) The following names are hereby placed on the Official List of Generic Names in Zoology: (a) Euchilus Sandberger, 1870 (gender: masculine), type species by subsequent designation by Sandberger (1872) Bithinia deschiensiana Deshayes, 1862 by the ruling in (l)(a) above; (b) Stalioa Brusina, 1870 (gender: feminine), type species by subsequent designation by Cossmann (1893) Paludina desmarestii Prevost, 1821 by the ruling in (l)(b) above; (c) Bania Brusina, 1896 (gender: feminine), type species by monotypy Stalioa prototypica Brusina, 1872. (3) The following names are hereby placed on the Official List of Specific Names in Zoology: (a) deschiensiana Deshayes, 1862, as published in the binomen Bithinia deschiensiana (specific name of the type species of Euchilus Sandberger, 1870); (b) desmarestii Prevost, 1 82 1 , as published in the binomen Paludina desmarestii (specific name of the type species of Stalioa Brusina, 1870); (c) prototypica Brusina, 1872, as published in the binomen Stalioa prototypica (specific name of the type species of Bania Brusina, 1896). (4) The following names are hereby placed on the Official Index of Rejected and Invalid Names in Zoology: (a) Stoliva Fuchs, 1877 (an incorrect subsequent spelling of Stalioa Brusina, 1870); (b) Sandbergeriella Schlickum, 1968 (a junior objective synonym of Stalioa Brusina, 1870); (c) Stalioia Fischer, 1885 (an unnecessary replacement name and junior objective synonym of Stalioa Brusina, 1870).
Euchilus Sandberger, 1870 And Stalioa Brusina, 1870 (Mollusca, Gastropoda): Bithinia Deschiensiana Deshayes, 1862 And Paludina Desmarestii Prevost, 1821 Designated As The Respective Type Species, With The Conservation Of Bania Brusina, 1896
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