Untitled

Trochomorpha Naef, 1911, and containing the
superfamilies Platyceratoidea, Microdomatoidea,
Anomphaloidea, Oriostomatoidea,
and Trochoidea.
Trochiones Golikov & Starobogatov, 1984
Reference: [in Amitrov] Spravochnik po
sistematike iskopaemykh organismov: 38
Remarks: Established at the rank of subclass,
as a substitute name for Pectinibranchia, and
also as superorder Trochiformii [substitute
name for Anisobranchia] and order Trochiformes.
Spelling and rank emended by Golikov
& Starobogatov (1989: 65) to class
Trochiodes [substitute name for Gastropoda]
and suborder Trochoidei. Name attributed by
Golikov & Starobogatov to Férussac (1822
[in 1821-1822]: xxxiv), who listed "Les Trocho'ides
Guv." (vernacular) in the synonymy
of the suborder "Les Pomastomes".
Trochomorphi Koken, 1896
Reference: Die Leitfossilien: 163
Remarks: Established as a suborder of Prosobranchia,
containing the families Phasianellidae,
Trocho-Turbinidae, Delphinulidae,
Cyclostrematidae, and Stomatiidae. Spelling
and rankemended by Naef (1911: 156-159)
to order Trochomorpha. See also Trochina.
Trochonematata Pchelintsev, 1963
Reference: Briukhonogie Mezozoia Gornogo
Kryma:41
Remarks: Established as an order, without
contents or definition. Order Trochonematiformes
Starobogatov, declared nov. (no diagnosis)
by Amitrov (1984: 38); and again
declared new order (with diagnosis) by Golikov
& Starobogatov (1989: 70), with suborder
Trochonematoidei.
Troschelina Bändel & Riedel, 1994
Reference: Berliner Geowissenschaftliche
Abhandlungen, ser. E, 13: 345
Remarks: Suborder of Neomesogastropoda
containing the superfamilies Cassoidea,
Laubierinoidea, Calyptraeoidea, and Capu-
loidea.
TuBULiBRANCHiATA Cuvier, 1830
Reference: Le Règne animal, nouvelle édition
revue et complétée, 3: 108
Remarks: Original spelling (vernacular) "les
Tubulibranches". Latinized by Griffith & Pidgeon
(1 834: 83). Established as an order containing
the genera Siliquaria, Vermetus, and
Magilus.
NOMENCLÁTOR OF GASTROPOD FAMILIES 237
TuRBiNiMORPHA Golikov & Starobogatov, 1975
[18 December]
Reference: Malacologia, 15(1): 208
Remarks: Established as a superorder containing
the orders Anisobranchia and Lepe-
tellida.
TuRBospiRALiA Naef, 1911
Reference: Ergebnisse und Fortschritte der
Zoologie, 3{2): 156-159
Remarks: One of two principal divisions (with
Planspiralia = Belleromorpha) of Gastropoda,
and itself subdivided in Zygobranchia and
Azygobranchia.
Turritelloidei Starobogatov, 1983
Reference: [in Starobogatov & Sitnikova] Vsesoiuznoe
soveshchanie po izucheniiu molliuskov,
7: 20
Remarks: Established as a suborder of the
order Littoriniformes, containing the super-
family Turritelloidea only.
TuRROiDEi Golikov & Starobogatov, 1989
Reference: Trudy Zoologicheskogo Instituía,
187:74
Remarks: Established as a suborder, contain-
ing the superfamily Turroidea only. Spelling
emended by Riedel (2000: 1 90, 1 95) to Turrina
(declared new), containing the super-
family Conoidea only.
Tylodinoidei Starobogatov, 1989
Reference: [in Golikov & Starobogatov] Trudy
Zoologicheskogo Instituía, 187: 74
Remarks: Established as a suborder of Umbraculiformes,
containing the family Tylod-
inidaeonly.
TypicaGíII, 1871
Reference: Smithsonian Miscellaneous Collections,
227: 4
Remarks: Adivision of the suborder Rachiglossa
containing the families Cystiscidae, Mar-
ginellidae, and Volutidae.
Umbraculomorpha Schmekel, 1985
Reference: The Mollusca, 10: 257
Remarks: Established as an order, with full
definition, and Umbraculum and Tylodina cited
as "representative genera". Not available
(no definition nor contents) from Minichev &
Starobogatov (1975: 11, as order Umbraculida).
Spelling and rank emended by Golikov
& Starobogatov (1989: 68) to superorder
Umbraculiformii, order Umbraculiformes and
suborder Umbraculoidei.