Opinions from W.O. Addicott 1970

  • 'Acteocinidae belongs to Tectibranchia'
  • 'Acteon belongs to Acteonidae'
  • 'Acteon (Rictaxis) weaveri belongs to Acteon (Rictaxis)'
  • 'Acteon boulderana belongs to Acteon' according to Etherington 1931
  • 'Acteon boulderana is corrected as Acteon boulderanus and belongs to Acteon'
  • 'Acteonidae belongs to Tectibranchia'
  • 'Agasoma (Trophosycon) kernianum is recombined as Ficus (Trophosycon) kerniana'
  • 'Agasoma barkerianum is recombined as Bruclarkia barkeriana'
  • 'Agasoma santacruzana is a subjective synonym of Bruclarkia barkeriana'
  • 'Agasoma stanfordensis is a subjective synonym of Ficus (Trophosycon) kerniana'
  • 'Agasoma yaquinanum is recombined as Bruclarkia yaquinana'
  • 'Agathotoma was reranked as Mangelia (Agathotoma) and belongs to Mangelia'
  • 'Akeridae belongs to Tectibranchia'
  • 'Amphissa posunculensis is recombined as Antillophos posunculensis'
  • 'Anachis belongs to Columbellidae'
  • 'Anachis watsonae is recombined as Anachis (Costoanachis) watsonae'
  • 'Antillophos belongs to Buccinidae'
  • 'Antillophos woodringi belongs to Antillophos'
  • 'Archaeogastropoda belongs to Gastropoda'
  • 'Argobuccinum dilleri is recombined as Mediargo dilleri'
  • 'Astraea belongs to Turbinidae'
  • 'Astraea morani is a subjective synonym of Astraea (Pomaulax) biangulata'
  • 'Astralium raymondi is a subjective synonym of Astraea (Pomaulax) biangulata'
  • 'Austrotrophon was reranked as Trophon (Austrotrophon) and belongs to Trophon'
  • 'Balcis belongs to Eulimidae'
  • 'Balcis conchita belongs to Balcis'
  • 'Balcis lutzi belongs to Balcis'
  • 'Balcis petrolia belongs to Balcis'
  • 'Barkeria was reranked as Cancellaria (Barkeria) and belongs to Cancellaria'
  • 'Bathytoma condonana is recombined as Megasurcula condonana'
  • 'Batillaria belongs to Cerithiidae'
  • 'Besla was reranked as Odostomia (Besla) and belongs to Odostomia'
  • 'Bittium belongs to Cerithiidae'
  • 'Bittium trampasensis is a subjective synonym of Bittium topangensis'
  • 'Bruclarkia belongs to Neptuneidae'
  • 'Buccinidae belongs to Neogastropoda'
  • 'Buccinum aethiops belongs to Buccinum' according to Reeve 1847
  • 'Buccinum aethiops is recombined as Macron aethiops'
  • 'Bulla belongs to Bullidae'
  • 'Bulla cantuaensis belongs to Bulla'
  • 'Bulla jugularis is recombined as Scaphander jugularis'
  • 'Bulla virescens belongs to Bulla' according to Sowerby 1833
  • 'Bulla virescens is recombined as Haminoea virescens'
  • 'Bullia (Molopophorus) was reranked as Molopophorus and belongs to Buccinidae'
  • 'Bullia (Molopophorus) anglonana is recombined as Molopophorus anglonana'
  • 'Bullidae belongs to Tectibranchia'
  • 'Bullina belongs to Acteonidae'
  • 'Calicantharus belongs to Neptuneidae'
  • 'Calliostoma belongs to Trochidae'
  • 'Calliostoma bicarinatum is a subjective synonym of Astraea (Pomaulax) biangulata'
  • 'Calliostoma carsoni belongs to Calliostoma'
  • 'Calliostoma obliquistriata is a subjective synonym of Astraea (Pomaulax) biangulata'
  • 'Calyptraea belongs to Calyptraeidae'
  • 'Calyptraea coreyi belongs to Calyptraea'
  • 'Calyptraeidae belongs to Mesogastropoda'
  • 'Cancellaria belongs to Cancellariidae'
  • 'Cancellaria (Crawfordina) kernensis belongs to Cancellaria (Crawfordina)'
  • 'Cancellaria (Euclia) circumspinosa belongs to Cancellaria (Euclia)'
  • 'Cancellaria (Euclia) ocoyana belongs to Cancellaria (Euclia)'
  • 'Cancellaria (Narona) birchi belongs to Cancellaria (Narona)'
  • 'Cancellaria (Pyruclia) belongs to Cancellaria'
  • 'Cancellaria andersoni belongs to Cancellaria' according to Clark 1918
  • 'Cancellaria andersoni is a subjective synonym of Cancellaria (Euclia) oregonensis'
  • 'Cancellaria condoni is recombined as Cancellaria (Euclia) condoni'
  • 'Cancellaria dalliana is recombined as Cancellaria (Euclia) dalliana'
  • 'Cancellaria galei belongs to Cancellaria'
  • 'Cancellaria joaquinensis is recombined as Cancellaria (Euclia) joaquinensis'
  • 'Cancellaria keenae belongs to Cancellaria'
  • 'Cancellaria lickana is recombined as Cancellaria (Pyruclia) lickana'
  • 'Cancellaria nevadensis is recombined as Cancellaria (Euclia) nevadensis'
  • 'Cancellaria oregonensis is recombined as Cancellaria (Euclia) oregonensis'
  • 'Cancellaria pacifica is recombined as Cancellaria (Euclia) pacifica'
  • 'Cancellaria posunculensis is recombined as Cancellaria (Coptostoma) posunculensis'
  • 'Cancellaria ramonensis is a subjective synonym of Cancellaria (Euclia) oregonensis'
  • 'Cancellaria sanjosei is recombined as Cancellaria (Barkeria) sanjosei'
  • 'Cancellaria simplex is recombined as Cancellaria (Euclia) simplex'
  • 'Cancellariidae belongs to Neogastropoda'
  • 'Cerithiadae is corrected as Cerithiidae and belongs to Mesogastropoda'
  • 'Cerithiopsidae belongs to Mesogastropoda'
  • 'Cerithiopsis belongs to Cerithiopsidae'
  • 'Cerithiopsis turneri is a subjective synonym of Bittium topangensis'
  • 'Cerithium arnoldi is a subjective synonym of Bittium topangensis'
  • 'Cerithium mediale belongs to Cerithium' according to Conrad 1849
  • 'Cerithium topangensis is recombined as Bittium topangensis'
  • 'Chelyconus was reranked as Conus (Chelyconus) and belongs to Conus'
  • 'Chemnitzia was reranked as Turbonilla (Chemnitzia) and belongs to Turbonilla'
  • 'Chlorostoma (Omphalius) dalli is recombined as Tegula (Omphalius) dalli'
  • 'Chrysallida was reranked as Odostomia (Chrysallida) and belongs to Odostomia'
  • 'Chrysallida rotundomontana belongs to Chrysallida' according to Keen 1943
  • 'Chrysallida rotundomontana is recombined as Odostomia (Besla) rotundomontana'
  • 'Chrysodomus kernensis is recombined as Calicantharus kernensis'
  • 'Cirsotrema was reranked as Epitonium (Cirsotrema) and belongs to Epitonium'
  • 'Clavinae belongs to Turridae'
  • 'Columbellidae belongs to Neogastropoda'
  • 'Columbellopsis was reranked as Mitrella (Columbellopsis) and belongs to Mitrella'
  • 'Conidae belongs to Neogastropoda'
  • 'Conus belongs to Conidae'
  • 'Conus (Lithoconus) belongs to Conus'
  • 'Conus hayesi is recombined as Conus (Lithoconus) hayesi'
  • 'Conus oweniana is recombined as Conus (Chelyconus) owenianus'
  • 'Coptostoma was reranked as Cancellaria (Coptostoma) and belongs to Cancellaria'
  • 'Costoanachis was reranked as Anachis (Costoanachis) and belongs to Anachis'
  • 'Crassispira belongs to Clavinae'
  • 'Crassispira olcesensis belongs to Crassispira'
  • 'Crawfordina was reranked as Cancellaria (Crawfordina) and belongs to Cancellaria'
  • 'Crepidula belongs to Crepidulidae'
  • 'Crepidula bractea belongs to Crepidula'
  • 'Crepidula princeps belongs to Crepidula'
  • 'Crepidulidae belongs to Mesogastropoda'
  • 'Crucibulum belongs to Calyptraeidae'
  • 'Crucibulum (Dispotaea) papulum belongs to Crucibulum (Dispotaea)'
  • 'Crypta rostralis belongs to Crypta' according to Conrad 1865
  • 'Crypta rostralis is recombined as Crepidula rostralis'
  • 'Cylichna belongs to Acteocinidae'
  • 'Cylichna loismartinae belongs to Cylichna' according to Keen 1943
  • 'Cylichna loismartinae belongs to Cylichna'
  • 'Cylichna temblorensis belongs to Cylichna' according to Keen 1943
  • 'Cylichna temblorensis belongs to Cylichna'
  • 'Cymatiidae belongs to Mesogastropoda'
  • 'Cymatium belongs to Cymatiidae'
  • 'Diodora belongs to Fissurellidae'
  • 'Diodora (Diodora) belongs to Diodora'
  • 'Dispotaea was reranked as Crucibulum (Dispotaea) and belongs to Crucibulum'
  • 'Drillia antiselli is recombined as Xenuroturris antiselli'
  • 'Drillia buwaldana is recombined as Turricula bulwaldana'
  • 'Drillia ochsneri is recombined as Turricula ochsneri'
  • 'Drillia ocoyana is recombined as Batillaria ocoyana'
  • 'Drillia temblorensis is recombined as Ophiodermella temblorensis'
  • 'Drillia wilsoni is a subjective synonym of Turricula ochsneri'
  • 'Epitoniidae belongs to Mesogastropoda'
  • 'Epitonium belongs to Epitoniidae'
  • 'Epitonium (Cirsotrema) clallamense belongs to Epitonium (Cirsotrema)'
  • 'Epitonium (Gyroscala) barkerianum belongs to Epitonium (Gyroscala)'
  • 'Epitonium (Nitidiscala) tedfordi belongs to Epitonium (Nitidiscala)'
  • 'Epitonium pasoense belongs to Epitonium' according to Anderson and Martin 1914
  • 'Epitonium pasoense is recombined as Epitonium (Cirsotrema) pasoense'
  • 'Epitonium williamsoni is recombined as Opalia (Rugatiscala) williamsoni'
  • 'Euclia was reranked as Cancellaria (Euclia) and belongs to Cancellaria'
  • 'Eulima belongs to Eulimidae'
  • 'Eulimella gabbiana is recombined as Eulima gabbiana'
  • 'Eulimella ochsneri is recombined as Pyramidella (Syrnola) ochsneri'
  • 'Eulimidae belongs to Mesogastropoda'
  • 'Evalea was reranked as Odostomia (Evalea) and belongs to Odostomia'
  • 'Ferminoscala durhami is recombined as Scalina durhami'
  • 'Ferminoscala whitei is recombined as Scalina whitei'
  • 'Ficidae belongs to Mesogastropoda'
  • 'Ficus belongs to Ficidae'
  • 'Ficus nodiferus is a subjective synonym of Ficus (Trophosycon) kerniana'
  • 'Fissurellidae belongs to Archaeogastropoda'
  • 'Forreria belongs to Muricidae'
  • 'Forreria cancellaroides belongs to Forreria' according to Arnold 1909
  • 'Forreria cancellaroides belongs to Forreria'
  • 'Forreria emersoni belongs to Forreria'
  • 'Fossarus dalli is recombined as Cancellaria dalli'
  • 'Fusininae was reranked as the family Fusinidae and belongs to Neogastropoda'
  • 'Fusoterebra was reranked as Terebra (Fusoterebra) and belongs to Terebra'
  • 'Fusus (Hemifusus) wilkesana is recombined as Ocenebra wilkesana'
  • 'Fusus geniculus belongs to Fusus' according to Conrad 1849
  • 'Fusus geniculus is recombined as Priscofusus geniculus'
  • 'Fusus oregonensis belongs to Fusus' according to Conrad 1848
  • 'Fusus oregonensis is recombined as Bruclarkia oregonensis'
  • 'Gibbula belongs to Trochidae'
  • 'Gibbula (Tumulus) baileyi belongs to Gibbula (Tumulus)'
  • 'Glossaulax was reranked as Neverita (Glossaulax) and belongs to Neverita'
  • 'Glyphostoma belongs to Mangeliinae'
  • 'Glyphostoma carinata belongs to Glyphostoma'
  • 'Gyroscala was reranked as Epitonium (Gyroscala) and belongs to Epitonium'
  • 'Haminoea belongs to Akeridae'
  • 'Hastula belongs to Terebridae'
  • 'Hastula gnomon belongs to Hastula'
  • 'Kelletia belongs to Neptuneidae'
  • 'Kelletia lorata belongs to Kelletia'
  • 'Knefastia belongs to Turriculinae'
  • 'Knefastia garcesana belongs to Knefastia'
  • 'Lacuna belongs to Launidae'
  • 'Lacuna carpenteri belongs to Lacuna'
  • 'Lacunidae [misspelled as Launidae] belongs to Mesogastropoda'
  • 'Longchaeus was reranked as Pyramidella (Longchaeus) and belongs to Pyramidella'
  • 'Macron belongs to Buccinidae'
  • 'Mangelia (Notocytharella) hartensis belongs to Mangelia (Notocytharella)'
  • 'Mangeliinae belongs to Turridae'
  • 'Mangilia is corrected as Mangelia and belongs to Mangeliinae'
  • 'Mangilia howei is recombined as Mangelia (Agathotoma) howei'
  • 'Mangilia kernensis is recombined as Mangelia (Notocytharella) kernensis'
  • 'Mediargo belongs to Cymatiidae'
  • 'Megasurcula belongs to Turriculinae'
  • 'Megasurcula howei belongs to Megasurcula' according to Hanna and Hertlein 1938
  • 'Megasurcula howei belongs to Megasurcula'
  • 'Menestho was reranked as Odostomia (Menestho) and belongs to Odostomia'
  • 'Mesogastropoda belongs to Gastropoda'
  • 'Miopleiona was reranked as Psephaea (Miopleiona) and belongs to Psephaea'
  • 'Miopleiona scowensis is a subjective synonym of Psephaea (Miopleiona) weaveri'
  • 'Miopleiona weaveri is recombined as Psephaea (Miopleiona) weaveri'
  • 'Miopleiona weaveri belongs to Miopleiona' according to Tegland 1933
  • 'Mitra belongs to Mitridae'
  • 'Mitra (Atrimitra) belongs to Mitra'
  • 'Mitra (Atrimitra) andersoni belongs to Mitra (Atrimitra)'
  • 'Mitrella belongs to Columbellidae'
  • 'Mitrella (Columbellopsis) alta belongs to Mitrella (Columbellopsis)'
  • 'Mitrella anchuela belongs to Mitrella' according to Keen 1943
  • 'Mitrella anchuela belongs to Mitrella'
  • 'Mitridae belongs to Neogastropoda'
  • 'Moniliopsis electilis is recombined as Ophiodermella electilis'
  • 'Morula belongs to Thaisidae'
  • 'Morula (Morunella) granti belongs to Morula (Morunella)'
  • 'Morunella was reranked as Morula (Morunella) and belongs to Morula'
  • 'Murex (Ceratostoma) was reranked as Ceratostoma and belongs to Muricidae'
  • 'Muricidae belongs to Neogastropoda'
  • 'Narona was reranked as Cancellaria (Narona) and belongs to Cancellaria'
  • 'Nassa arnoldi is recombined as Nassarius (Catilon) arnoldi'
  • 'Nassa ocoyana is recombined as Nassarius (Phrontis) ocoyanus'
  • 'Nassariidae belongs to Neogastropoda'
  • 'Nassarius belongs to Nassariidae'
  • 'Nassarius (Catilon) belongs to Nassarius'
  • 'Nassarius (Catilon) smooti belongs to Nassarius (Catilon)' according to W. O. Addicott 1965
  • 'Nassarius (Catilon) smooti is recombined as Nassarius (Phrontis) smooti'
  • 'Nassarius (Phrontis) harrellensis belongs to Nassarius (Phrontis)'
  • 'Nassarius (Phrontis) posoensis belongs to Nassarius (Phrontis)'
  • 'Natica belongs to Naticinae'
  • 'Natica (Natica) belongs to Natica'
  • 'Natica (Neverita) recluziana andersoni is recombined as Neverita (Glossaulax) andersoni'
  • 'Natica posuncula belongs to Natica' according to Hanna and Hertlein 1938
  • 'Natica posuncula is recombined as Natica (Naticarius) posuncula'
  • 'Natica teglandi belongs to Natica' according to Hanna and Hertlein 1938
  • 'Natica teglandi is recombined as Natica (Natica) teglandae'
  • 'Naticarius was reranked as Natica (Naticarius) and belongs to Natica'
  • 'Naticidae belongs to Mesogastropoda'
  • 'Naticinae belongs to Naticidae'
  • 'Neogastropoda belongs to Gastropoda'
  • 'Neptuneidae belongs to Neogastropoda'
  • 'Nerita belongs to Neritidae'
  • 'Nerita (Theliostyla) belongs to Nerita'
  • 'Nerita (Theliostyla) joaquinensis belongs to Nerita (Theliostyla)'
  • 'Neritidae belongs to Archaeogastropoda'
  • 'Neverita belongs to Polinicinae'
  • 'Neverita (Glossaulax) jamesae belongs to Neverita (Glossaulax)'
  • 'Niso belongs to Eulimidae'
  • 'Niso antiselli belongs to Niso'
  • 'Niso cottonwoodensis belongs to Niso'
  • 'Nitidiscala was reranked as Epitonium (Nitidiscala) and belongs to Epitonium'
  • 'Notocytharella was reranked as Mangelia (Notocytharella) and belongs to Mangelia'
  • 'Nucella was reranked as Thais (Nucella) and belongs to Thais'
  • 'Ocenebra belongs to Muricidae'
  • 'Ocenebra clarki belongs to Ocenebra'
  • 'Ocinebra topangensis is recombined as Ocenebra topangensis'
  • 'Odostomia belongs to Pyramidellidae'
  • 'Odostomia (Chrysallida) sequoiana belongs to Odostomia (Chrysallida)'
  • 'Odostomia (Evalea) andersoni belongs to Odostomia (Evalea)' according to W. O. Bartsch and Hertlein 1917
  • 'Odostomia (Evalea) andersoni belongs to Odostomia (Evalea)'
  • 'Odostomia (Menestho) repenningi belongs to Odostomia (Menestho)'
  • 'Oliva belongs to Olividae'
  • 'Oliva (Oliva) belongs to Oliva'
  • 'Oliva californica is recombined as Oliva (Oliva) californica'
  • 'Oliva simondsi is a subjective synonym of Oliva (Oliva) californica'
  • 'Olivella belongs to Olividae'
  • 'Olivella (Olivella) belongs to Olivella'
  • 'Olivella ischnon belongs to Olivella' according to Keen 1943
  • 'Olivella ischnon is recombined as Olivella (Olivella) ischnon'
  • 'Olividae belongs to Neogastropoda'
  • 'Omphalius was reranked as Tegula (Omphalius) and belongs to Tegula'
  • 'Opalia belongs to Epitoniidae'
  • 'Ophiodermella belongs to Clavinae'
  • 'Pachypoma biangulata is recombined as Astraea (Pomaulax) biangulata'
  • 'Phrontis was reranked as Nassarius (Phrontis) and belongs to Nassarius'
  • 'Pleurotoma (Bathytoma) keepi is recombined as Megasurcula keepi'
  • 'Pleurotoma (Bathytoma) piercei is recombined as Turricula piercei'
  • 'Pleurotoma (Clathurella) dumblei is a subjective synonym of Antillophos posunculensis'
  • 'Polinices belongs to Polinicinae'
  • 'Polinices (Euspira) victoriana is recombined as Polinices victoriana'
  • 'Polinices canalis belongs to Polinices' according to Moore 1963
  • 'Polinices canalis is a subjective synonym of Polinices victoriana'
  • 'Polinicinae belongs to Naticidae'
  • 'Polynices (Neverita) recluziana alta is recombined as Neverita recluziana alta' according to Arnold 1908
  • 'Polynices (Neverita) recluziana alta is recombined as Neverita (Glossaulax) alta'
  • 'Polystira belongs to Turrinae'
  • 'Polystira englishi belongs to Polystira'
  • 'Pomaulax was reranked as Astraea (Pomaulax) and belongs to Astraea'
  • 'Priscofusus belongs to Fusinidae'
  • 'Psephaea belongs to Volutidae'
  • 'Ptycheulimella was reranked as Turbonilla (Ptycheulimella) and belongs to Turbonilla'
  • 'Purpura edmondi is recombined as Thais (Thaisella) edmondi'
  • 'Purpura milicentana is recombined as Ocenebra milicentana'
  • 'Pyramidella belongs to Pyramidellidae'
  • 'Pyramidella cooperi is recombined as Pyramidella (Longchaeus) cooperi'
  • 'Pyramidellidae belongs to Tectibranchia'
  • 'Pyrgiscus was reranked as Turbonilla (Pyrgiscus) and belongs to Turbonilla'
  • 'Pyrgolampros was reranked as Turbonilla (Pyrgolampros) and belongs to Turbonilla'
  • 'Ranella mathewsonii is recombined as Mediargo mathewsoni'
  • 'Rictaxis was reranked as Acteon (Rictaxis) and belongs to Acteon'
  • 'Rugatiscala was reranked as Opalia (Rugatiscala) and belongs to Opalia'
  • 'Scalina belongs to Epitoniidae'
  • 'Scaphander belongs to Scaphandridae'
  • 'Scaphandridae belongs to Tectibranchia'
  • 'Sigaretus scopulosus is recombined as Sinum scopulosum'
  • 'Sininae belongs to Naticidae'
  • 'Sinum belongs to Sininae'
  • 'Sinum californicum belongs to Sinum' according to Oldroyd 1917
  • 'Sinum californicum is a subjective synonym of Sinum scopulosum'
  • 'Sinum planicostum is a subjective synonym of Sinum scopulosum'
  • 'Siphonalia posoensis is recombined as Kelletia posoensis'
  • 'Strioterebrum was reranked as Terebra (Strioterebrum) and belongs to Terebra'
  • 'Strombina belongs to Columbellidae'
  • 'Sulcoretusa belongs to Acteocinidae'
  • 'Sulcoretusa israelskyi belongs to Sulcoretusa'
  • 'Syrnola was reranked as Pyramidella (Syrnola) and belongs to Pyramidella'
  • 'Syrnola scandix is a subjective synonym of Pyramidella (Syrnola) ochsneri'
  • 'Talityphis was reranked as Typhis (Talityphis) and belongs to Typhis'
  • 'Tectibranchiata was reranked as the order Tectibranchia and belongs to Gastropoda'
  • 'Tegula belongs to Trochidae'
  • 'Tegula (Omphalius) laevis belongs to Tegula (Omphalius)'
  • 'Teinostoma (Teinostoma) belongs to Teinostoma' according to H. Adams and A. Adams 1853
  • 'Teinostoma (Teinostoma) lens is recombined as Vitrinella (Vitrinellops) lens'
  • 'Terebra belongs to Terebridae'
  • 'Terebra (Fusoterebra) adelaidana belongs to Terebra (Fusoterebra)'
  • 'Terebra (Strioterebrum) stirtoni belongs to Terebra (Strioterebrum)'
  • 'Terebra (Terebra) belongs to Terebra'
  • 'Terebra cooperi is recombined as Terebra (Terebra) cooperi'
  • 'Terebridae belongs to Neogastropoda'
  • 'Thais belongs to Thaisidae'
  • 'Thais (Stramonita) carrizoensis is a subjective synonym of Thais (Nucella) packi'
  • 'Thais blakei is recombined as Thais (Thaisella) blakei'
  • 'Thais packi is recombined as Thais (Nucella) packi'
  • 'Thais trophonoides is recombined as Ocenebra trophonoides'
  • 'Thaisella was reranked as Thais (Thaisella) and belongs to Thais'
  • 'Thaisidae belongs to Neogastropoda'
  • 'Torcula was reranked as Turritella (Torcula) and belongs to Turritella'
  • 'Tragula was reranked as Turbonilla (Tragula) and belongs to Turbonilla'
  • 'Trichotropidae [misspelled as Trichotropididae] belongs to Mesogastropoda'
  • 'Trichotropis belongs to Trichotropididae'
  • 'Trichotropis tricarinata belongs to Trichotropis'
  • 'Triumphis belongs to Buccinidae'
  • 'Trochidae belongs to Archaeogastropoda'
  • 'Trochita was reranked as Calyptraea (Trochita) and belongs to Calyptraea'
  • 'Trochita filosa is recombined as Calyptraea filosa'
  • 'Trophon belongs to Muricidae'
  • 'Trophon gabbiana is recombined as Ocenebra gabbiana'
  • 'Trophon kernensis is recombined as Trophon (Austrotrophon) kernensis'
  • 'Trophon oregonensis is a subjective synonym of Trophon (Austrotrophon) kernensis'
  • 'Trophosycon was reranked as Ficus (Trophosycon) and belongs to Ficus'
  • 'Tumulus was reranked as Gibbula (Tumulus) and belongs to Gibbula'
  • 'Turbinidae belongs to Archaeogastropoda'
  • 'Turbonilla belongs to Pyramidellidae'
  • 'Turbonilla (Chemnitzia) hannai belongs to Turbonilla (Chemnitzia)'
  • 'Turbonilla (Ptycheulimella) edisonensis belongs to Turbonilla (Ptycheulimella)'
  • 'Turbonilla (Pyrgiscus) bravoensis belongs to Turbonilla (Pyrgiscus)'
  • 'Turbonilla (Pyrgiscus) hormigacuesta belongs to Turbonilla (Pyrgiscus)'
  • 'Turbonilla (Tragula) greenhornensis belongs to Turbonilla (Tragula)'
  • 'Turricula belongs to Turriculinae'
  • 'Turricula libya belongs to Turricula' according to Dall 1919
  • 'Turricula libya is a subjective synonym of Turricula ochsneri'
  • 'Turriculinae belongs to Turridae'
  • 'Turridae belongs to Neogastropoda'
  • 'Turrinae belongs to Turridae'
  • 'Turris wynoocheensis is recombined as Megasurcula wynoocheensis'
  • 'Turritella belongs to Turritellidae'
  • 'Turritella bosei is a subjective synonym of Turritella ocoyana'
  • 'Turritella kernensis belongs to Turritella'
  • 'Turritella moodyi belongs to Turritella' according to Applin 1920
  • 'Turritella moodyi belongs to Turritella'
  • 'Turritella ocoyana belongs to Turritella'
  • 'Turritella ocoyana topangensis belongs to Turritella ocoyana' according to Merriam 1941
  • 'Turritella ocoyana topangensis belongs to Turritella ocoyana'
  • 'Turritella wittichi is a subjective synonym of Turritella ocoyana'
  • 'Turritellidae belongs to Mesogastropoda'
  • 'Typhis belongs to Muricidae'
  • 'Typhis (Talityphis) lampada belongs to Typhis (Talityphis)'
  • 'Vitrinella belongs to Vitrinellidae'
  • 'Vitrinellidae belongs to Mesogastropoda'
  • 'Vitrinellops was reranked as Vitrinella (Vitrinellops) and belongs to Vitrinella'
  • 'Volutidae belongs to Neogastropoda'
  • 'Volvulella belongs to Acteocinidae'
  • 'Volvulella gluma belongs to Volvulella'
  • 'Volvulella joaquinensis belongs to Volvulella'
  • 'Xenuroturris belongs to Turrinae'