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Ampezzanildidae Bändel, 1994 [September]
Reference: Palaeontographica, (A)233: 147
Type genus: \Ampezzaniida Bändel, 1994
Remarks: Not declared new but made available
by short diagnosis. Declared new, with
formal description, by Bändel (1995: 32, 39).
Ampezzopleurinae Nützel, 1998 [before 20
April]
Reference: Berliner Geowissenschaftliche
Abhandlungen, ser. E, 26: 152
Type genus: -\Ampezzopleura Bändel, 1991
Amphibolidae Gray, 1840 [16 October]
Reference: Synopsis of the contents of the
British Museum, ed. 42: 128, 149
Type genus: Amphibola Schumacher, 1817
Remarks: Placed on the Official List by Opin-
ion 479 (1957: 375), but credited in error to
H. Adams & A. Adams (1855 [in 1853-1858]:
268). -oidea [as -acea], Thiele (1926 [in
1925-1926]: 136).
Amphibuliminae R Fischer, 1873 [24 October]
Reference: Journal de Conchyliologie, 21 (4): 325
Type genus: Amphibulima Lamarck, 1805
Remarks: -idae, Zilch (1960 [in 1959-1960]:
518).
Amphicyclotinae Kobelt & Möllendorff, 1897 [17
October]
Reference: Nachrichtsblatt der Deutschen
Malakozoologischen Gesellschaft, 29(9-10):
139
Type genus: Amphicyclotus Crosse & R Fischer,
1879
Remarks: -ini [as -eae], Kobelt (1902: 248);
-idae, Morrison (1955: 149, 159).
Amphidoxinae Thiele, 1931 [before 31 October]
Reference: Handbuch der systematischen
Weichtierkunde, 1(2): 575
Type genus: /\mp/?/doxa Albers, 1850
Amphidrominae Kobelt, 1902
Reference: Systematisches Conchylien-Cabinet,
ed. 2, Bd. 1,Abt. 13,Theil2: 1033
Type genus: Amphidromus\5, 1850
Amphimelaniinae P. Fischer & Crosse, 1891 [23
July]
Reference: Mission scientifique au Mexique
et dans l'Amérique Centrale. Recherches
zoologiques (7), 2{^2). 312
Type genus: Amphimelania P. Fischer, 1885
Remarks: -idae, Voikova et al. (in Pchelintsev
& Korobkov, 1960: 166, 169).
BOUCHET&ROCROI
Amphipepleinae Pini, 1877 [before 5 May]
Reference: Bullettino délia Società Malacologica
Italiana, 2{2): 174
Type genus: Amphipeplea Niisson, 1822
Remarks: Original spelling "Farn. Amphipeplea",
but the context indicates that subfamily
rank was meant within the family
Lymnaeidae. Spelling corrected to Amphipepleinae
by Clessin (1887 [in 1887-1890]:
15). Again declared nov. by F. Baker
(1908: 943). -idae, W. Dybowski (1903: 139).
Amphiperatidae Gray, 1853 [February]
Reference: Annals and Magazine of Natural
History, ser. 2, 11: 130
Type genus: Amphiperas Gray, 1 847
Remarks: Original spelling Amphiperasidae.
-inae, Schilder (1924: 182, 185); -ini, Schilder
(1927:70,76,80).
Amphipneustea Wiegmann & Ruthe, 1832
Reference: Handbuch der Zoologie: 527
Remarks: Taxon containing the genus Onchidium
only. Established as a family but not
available as such (not based on a genus).
Amphisphyridae Gray, 1857 [9 May]
Reference: Guide to the systematic distribu-
tion of Mollusca in the British Museum. Part
/:194
Type genus: Amphisphyra Leven, 1846
Remarks: Original spelling Amphisphyradae.
See Diaphanidae.
Amphithalamidae
Type genus: Amphithalamus Carpenter, 1865
Remarks: Used by Voorwinde (1 966: 41 ), and
attributed by him to "Ponder, 1965". Not
available: no diagnosis.
Amphitomariidae Bändel, 1994 [September]
Reference: Palaeontographica, (A)233: 149
Type genus: ^Amphitomaha Koken, 1897
Remarks: Not declared new but made available
by short diagnosis. Declared new, with
formal description, by Bändel (1996a: 344).
Amphorininae Martynov, 1998
Reference: Zoologicheskii Zhurnal, 77(7): 774
Type genus: Amphorina de Quatrefages, 1844
Ampullaceridae Troschel, 1845
Reference: Archiv für Naturgeschichte, 11(1):
210
Type genus: Ampullacera Quoy & Gaimard, 1 832
Remarks: Herrmannsen (1846 [in 1846-1852]:
43), listed "Ampullacerae Desh. 1838" as a