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122
Remarks: Original spelling Orthonemidae.
-oidea, Bändel (2002b: 90).
Orthonychiidae Bande! & Fryda, 1999 [30 Sep-
tember]
Reference: Geológica etPalaeontologica, 33: 224
Type genus: tOrthonychia Hall, 1843
Orthopomatini Gray, 1868 [April]
Reference: Proceedings of ttie Zoological
Society of London, (1867[3]): 999
Type genus: Orthopoma Gray, 1868
Remarks: Original spelling (tribe) Orthopomina.
Orthostomatidae Delpey, 1940
Reference: Notes et Mémoires de la Section
d'Etudes Géologiques du Haut-Commissar-
iat de la République Française en Syrie et
au Liban, y. 22^
Type genus: -fOrthostoma Deshayes, 1850
Remarks: Original spelling Orthostomidae.
Invalid: type genus a junior homonym of
Orthostoma Ehrenberg, 1831 [Platyhelminthes],
and several others, -oidea, Termier
&Termier (1968: 923).
Orygoceratidae Brusina, 1882 [1 January]
Reference: Beiträge zur Paläontologie Oesterreich-Ungarns,
2(2): 41
Type genus: tOrygoceras Brusina, 1882
OsTEOPELTiDAE Marshall, 1987 [10 August]
Reference: The Journal of Molluscan Studies,
53(2): 121
Type genus: Osteopelta Marshall, 1987
OsTRAcoLETHiDAESimroth, 1901 [30 December]
Reference: Zoologischer Anzeiger, 25(660): 64
Type genus: Osíraco/eíhe Sim roth, 1901
Remarks: -inae, Hausdorf (1998: 61).
Otalini Pfeffer, 1930 [2 January]
Reference: Geologische und Palaeontologische
Abhandlungen, 17(3): 139, 185, 229
Type genus: Oia/a Schumacher, 1817
Otidea Blainville, 1824
Reference: Dictionnaire des sciences naturelles,
32: 292
Remarks: Taxen containing Haliotis and An-
cylus. Established as a family and not available
as such (not based on a genus).
Otininae H. Adams & A. Adams, 1855 [September]
Reference: The genera of Recent Mollusca,
2:249
BOUCHET&ROCROI
Type genus: Otina Gray, 1847
Remarks: Placed on the Official List by Direction
27 (1955: 484), where it is erroneously
credited to Chenu (1859). -idae. Gray (1858:
407); -oidea, Tillier & Ponder (1 992: 1 55).
Otoconchinae Cockerell, 1893 [31 October]
Reference: [in Cockerell & Collinge] The Conchologist,
2{8): 188,205
Type genus: Otoconcha Hutton, 1884
Remarks: -idae, H. B. Baker (1938a: 85).
OvATA Latreille, 1824 [November]
Reference: Annales des Sciences Naturelles,
3: table between pp. 334-335
Remarks: Original spelling "Ovoïdes" (vernacular);
latinized by Latreille (1825: 198). Taxon
including the genera Cypraea and Ovula.
Established as a family and not available as
such (not based on a genus).
OvuLiDAE Fleming, 1822 [June]
Reference: The philosophy of zoology, 2: 490
Type genus: Ovula Bruguière, 1789
Remarks: Original spelling Ovuladae. -inae,
Swainson (1840: 325); -oidea, Sitnikova &
Starobogatov (1 982: 841 ); -ini, Fehse (2001 :
24).
OxYCHiLiNAE Hesse, 1927 (1879)
Reference: [in D. Geyer] Unsere land- und
Süsswasser-Mollusken, ed. 3: 47
Type genus: Oxychllus Fitzinger, 1833
Remarks: When he established Oxychilinae,
Hesse did not discuss or cite Hyaliniinae, but
listed Hyalinia in the synonymy of Oxychllus.
Oxychilinae is in prevailing use and is conserved
under Art. 40.2 with the precedence
of Hyaliniinae. -idae. Bank et al. (2001 : 94).
OxYGNATHA Mörch, 1859
Reference: Malakozoologische Blätter, 6: 109
Remarks: Taxon including the genera Umax,
Vitrina, Succinea, Helicella, Zonites, Leucochroa,
Ryssota, Obba, Carocolla, Otala, and
Pleurodonta. Established as a family and not
available as such (not based on a genus).
OxYLOMATiNAESchileyko& I. M. Likharev, 1986
Reference: Sbornik Trudov Zoologicheskogo
Muzeia, 24: 223
Type genus: Oxy/oma Westerlund, 1885
Remarks: Original spelling Oxylominae.
OxYNoiDAE Stoliczka, 1868 [1 October] (1847)
Reference: Memoirs of the Geological Survey
of India. Palaeontologia Indica. Cretaceous