Untitled

23), Hershler & Holsinger (1990: 6, 8), J. B.
Burch(1993:4), Kabat&Hershler(1993:7),
Kadolsky (1993: 345), Cosslgnani & Cossignani
(1995: 11), Millard (1996: 71), Boeters
(1998: 19), Bank et al. (2001: 25), Esu, Girotti
& True (2001 : 1 23), Glöer (2002: 1 78).
To our knowledge, the name Pyrgidiidae has
not been used as valid after 1899.
Endodontidae Pilsbry, 1895 [2 February]
Reference: Manual of conchology, ser. 2,
9(33a):xxi
Type genus: Endocfon ia AI be rs, 1850
Remarks: -inae, Suter (1913: 684); -oidea [as
-acea]. Zilch (1959 [in 1959-1960]: 203).
Engininae Habe, 1973
Reference: Venus, 32(3): 97
Type genus: Engina Gray, 1839
Remarks: Availability doubtful: no explicit diagnosis.
Not available (no diagnosis) from
Higo & Goto (1993: 226).
Enidae B. B. Woodward, 1903 [1 October]
(1880)
Reference: Journal of Conchology, 10(12):
354, 358
Type genus: Ena Turton, 1831
Remarks: -inae, Thiele (1931 [in 1929-1935]:
519); -oidea, Starobogatov et al. (1971: 8);
-ini, Hausdorf (1999: 152). Placed on the
Official List, with precedence from 1880, and
given precedence over Buliminusidae, by
Opinion 2018 (2003: 63).
Enigmaconidae MacKinnon, 1985
Reference: Alctieringa, 9(1-2): 72
Type genus: \Enigmaconus MacKinnon, 1985
Enneidae Bourguignat, 1883 [before July]
Reference: Annales des Sciences Naturelles,
Zoologie, ser. 6, 15 (Art. 2): 74
Type genus: Ennea H. Adams & A. Adams,
1855
Remarks: -inae, Möllendorff (1904 [in 1903-
1905]: 92).
Enroulés (Les). See Involvea and Convo-
lutidae.
Enterobranchiata de Quatrefages, 1844
Reference: Annales des Sciences Naturelles,
Zoologie, ser. 3, 1: 170
Remarks: Established as a family containing
a mixture of nudibranch genera and sacoglossans.
Not available (not based on a ge-
nus).
NOMENCLÁTOR OF GASTROPOD FAMILIES 71
Enteroxeninae Schwanwitsch, 1917
Reference: Zoologicheskii Vestnik, 2: 135
Type genus: Enteroxenos Bonnevie, 1902
Remarks: Established as subfamily of Entoconchidae
despite suffix -ini. -idae, Heding
& Mandahl-Barth (1938: 36, 38).
Entocolacidae Voigt, 1888 [31 December]
Reference: Zeitschrift für Wissenschaftlicfie
Zoologie, 47(4): 684
Type genus: Entoco/ax Voigt, 1888
Entoconchidae Keferstein, 1864
Reference: DrH. G. Bronn's Klassen und Ordnungen
der Weichthiere, Bd. 3(2): 1031,
1057
Type genus: Entoconctia J. Müller, 1852
Remarks: -inae [as subfamily Entoconchini],
Schwanwitsch (1917: 135).
Entomostomata Blainville, 1818
Reference: Dictionnaire des sciences naturelles,
10: 185 and table between pp. 214-215
Remarks: Original spelling "Entomostomes"
(vernacular); first latinized by Bowdich (1822:
38). Unranked taxon in Blainville (1818),
treated by Blainville (1824: 203) as a family,
and not available as such (not based on a
genus).
EocYPRAEiNAE Schildor, 1924
Reference: Archiv für Naturgeschichte, 90
(Abt. A, 4): 182,205
Type genus: tEocypraea Cossmann, 1903
Remarks: -ini, Schilder (1966b: 269); -idae,
Fehse(2001: 10, 19-20).
EoLiDAE / EoLiDiDAE. Soe Aeoüdüdae.
EOLIDININAE PrUVOt-Fol, 1951 [July]
Reference: Archives de Zoologie Expérimentale
et Générale, 88(1 ): 54
Type genus: Eolidina Quatrefages, 1843
Remarks: Invalid: Placed on the Official Index
by Opinion 780 (1966: 102).
EoPTYCHiiDAE Golikov & starobogatov, 1987
[after 23 October]
Reference: Vsesoiuznoe soveshchanie po
izucheniiu molliuskov, 8: 25
Type genus: tEoptychia Longstaff, 1930
EoTOMARiiNAE Wenz, 1938 [March]
Reference: Handbuch derPaläozoologie, 6(1 ):
137
Type genus: tEotomaria Ulrich & Scoffield,
1897