Opinions from O. Haas 1953
- 'Allocosmia was reranked as Zygopleura (Allocosmia) and belongs to Zygopleura'
- 'Anomphalus amorphus belongs to Anomphalus'
- 'Anomphalus biconcavus belongs to Anomphalus'
- 'Anoptychia was reranked as Zygopleura (Anoptychia) and belongs to Zygopleura'
- 'Asperilla was reranked as Platyacra (Asperilla) and belongs to Platyacra'
- 'Brochidium vareasense belongs to Brochidium'
- 'Brochidium vereasense belongs to Brochidium'
- 'Brochidium vereasense belongs to Brochidium'
- 'Calliostoma (Eocalliostoma) belongs to Calliostoma'
- 'Calliostoma (Eocalliostoma) concavum belongs to Calliostoma (Eocalliostoma)'
- 'Calliostoma (Eocalliostoma) koerneri belongs to Calliostoma (Eocalliostoma)'
- 'Chartronella [misspelled as Chartroniella] belongs to Paraturbinidae'
- 'Chartroniella wortheniiformis belongs to Chartroniella' according to Cox 1949
- 'Chartroniella wortheniiformis is corrected as Chartroniella wortheniaeformis and belongs to Chartroniella'
- 'Coelostylina cylindrata belongs to Coelostylina'
- 'Coelostylina inexspectata belongs to Coelostylina'
- 'Coelostylina medea belongs to Coelostylina'
- 'Conactaeon was reranked as Cylindrobullina (Conactaeon) and belongs to Cylindrobullina'
- 'Consobrinella elegantula belongs to Consobrinella'
- 'Cryptaulax rhabdocolpoides belongs to Cryptaulax'
- 'Cryptaulax tilarniocensis belongs to Cryptaulax'
- 'Cuphosolenus was reranked as Aporrhais (Cuphosolenus) and belongs to Aporrhais'
- 'Cylindrobullina (Conactaeon) peruviana belongs to Cylindrobullina (Conactaeon)'
- 'Cylindrobullina (Conactaeon) tilarniocensis belongs to Cylindrobullina (Conactaeon)'
- 'Cylindrobullina (Cylindrobullina) belongs to Cylindrobullina' according to von Ammon 1878
- 'Cylindrobullina (Cylindrobullina) avenoides belongs to Cylindrobullina (Cylindrobullina)'
- 'Cylindrobullina (Cylindrobullina) obesa belongs to Cylindrobullina (Cylindrobullina)'
- 'Cylindrobullina (Cylindrobullina) pyrulaeformis belongs to Cylindrobullina (Cylindrobullina)'
- 'Cylindrobullina (Cylindrobullina) tenuicostata belongs to Cylindrobullina (Cylindrobullina)'
- 'Cylindrobullina (Cylindrobullina) vespertina belongs to Cylindrobullina (Cylindrobullina)'
- 'Cylindrobullina (Euconactaeon) ninacacana belongs to Cylindrobullina (Euconactaeon)'
- 'Cylindrobullina (Euconactaeon) tambosolensis belongs to Cylindrobullina (Euconactaeon)'
- 'Euconactaeon was reranked as Cylindrobullina (Euconactaeon) and belongs to Cylindrobullina'
- 'Eucycloscala pascoensis belongs to Eucycloscala'
- 'Eucyclus denticulatus belongs to Eucyclus'
- 'Eucyclus harrisoni is a subjective synonym of Chartroniella pacifica'
- 'Eucyclus harrisoni belongs to Eucyclus' according to Cox 1949
- 'Eucyclus pacificus is recombined as Chartroniella pacifica'
- 'Glyptochrysalis belongs to Coelostylinidae'
- 'Guidonia bifasciata belongs to Guidonia'
- 'Guidonia intermedia belongs to Guidonia'
- 'Guidonia parvula belongs to Guidonia'
- 'Guidonia peruviana belongs to Guidonia'
- 'Guidonia planetecta belongs to Guidonia'
- 'Hamusina triasica belongs to Hamusina' according to Cox 1949
- 'Hamusina triasica is recombined as Hesperocirrus triasicus'
- 'Hesperocirrus belongs to Hesperocirrinae'
- 'Hesperocirrus modestus belongs to Hesperocirrus'
- 'Hesperocirrus robusteornatus belongs to Hesperocirrus'
- 'Hesperocirrus striatus belongs to Hesperocirrus'
- 'Heterospira belongs to Lacunidae'
- 'Heterospira simulatrix belongs to Heterospira'
- 'Homalopoma cimana belongs to Homalopoma' according to Cox 1949
- 'Homalopoma cimana is a subjective synonym of Homalopoma (Boutillieria) subcinctum'
- 'Hyperacanthus belongs to Platyacridae'
- 'Jurassiphorus triadicus belongs to Jurassiphorus'
- 'Katosira was reranked as Zygopleura (Katosira) and belongs to Zygopleura'
- 'Katosira beneckei is recombined as Zygopleura (Katosira) beneckei'
- 'Kittliconcha was reranked as Zygopleura (Kittliconcha) and belongs to Zygopleura'
- 'Kittlistylus belongs to Procerithiidae'
- 'Kittlistylus alter belongs to Kittlistylus'
- 'Loxonema (Allostrophia) is reassigned into Zygopleura'
- 'Melania subtortilis is recombined as Oonia subtortilis'
- 'Murchisonia alpina is recombined as Pustulifer alpina'
- 'Naticella decussata is recombined as Neritopsis decussata'
- 'Neritaria dicosmoides belongs to Neritaria'
- 'Neritaria distincta belongs to Neritaria'
- 'Neritaria hologyroides belongs to Neritaria'
- 'Neritaria ninacacana belongs to Neritaria'
- 'Neritaria obliqua belongs to Neritaria'
- 'Omphaloptycha cacuana belongs to Omphaloptycha'
- 'Omphaloptycha jaworskii belongs to Omphaloptycha'
- 'Omphaloptycha jenksi belongs to Omphaloptycha'
- 'Omphaloptycha speciosa belongs to Omphaloptycha'
- 'Oncochilus peruvianus belongs to Oncochilus'
- 'Palaeotriton is replaced by Pseudotritonium'
- 'Paracerithium porrectum belongs to Paracerithium'
- 'Paracerithium tambosolense belongs to Paracerithium'
- 'Paracerithium turritellare belongs to Paracerithium'
- 'Paracerithium vixstriatum belongs to Paracerithium'
- 'Pareuryalox perornata belongs to Pareuryalox'
- 'Phymatifer peruvianus belongs to Phymatifer'
- 'Pleurotomaria haueri belongs to Pleurotomaria' according to Hoernes 1855
- 'Pleurotomaria plana is recombined as Kittlidiscus planus'
- 'Pleurotomaria protei is recombined as Ptychomphalina protei'
- 'Polygyrina was reranked as Loxonema (Polygyrina) and belongs to Loxonema'
- 'Promathilda (Clathrobaculus) gracillima belongs to Promathilda (Clathrobaculus)'
- 'Promathilda (Clathrobaculus) subulata belongs to Promathilda (Clathrobaculus)'
- 'Promathilda (Promathilda) belongs to Promathilda' according to Andreae 1887
- 'Promathilda (Promathilda) alia belongs to Promathilda (Promathilda)'
- 'Promathilda (Promathilda) subnodosoides belongs to Promathilda (Promathilda)'
- 'Promathilda (Teretrina) aculeata belongs to Promathilda (Teretrina)'
- 'Promathilda (Teretrina) bolinoides belongs to Promathilda (Teretrina)'
- 'Promathilda (Teretrina) eucycloides belongs to Promathilda (Teretrina)'
- 'Promathilda (Teretrina) intermedia belongs to Promathilda (Teretrina)'
- 'Promathilda (Teretrina) obtusa belongs to Promathilda (Teretrina)'
- 'Promathilda (Teretrina) terebraeformis belongs to Promathilda (Teretrina)'
- 'Promathilda (Teretrina) tilarniocensis belongs to Promathilda (Teretrina)'
- 'Protofusus delicatulus belongs to Protofusus'
- 'Protofusus gracilis belongs to Protofusus'
- 'Protofusus peruvianus belongs to Protofusus'
- 'Protofusus pyramidalis belongs to Protofusus'
- 'Protofusus transitorius belongs to Protofusus'
- 'Pseudoscalites subarmatus is recombined as Andangularia subarmata'
- 'Ptychomphalina discoidea belongs to Ptychomphalina'
- 'Pustularia is replaced by Pustulifer'
- 'Pustularia wengensis is recombined as Pustulifer wengensis'
- 'Pustulifer belongs to Coelostylinidae'
- 'Pustulifer peruvianus belongs to Pustulifer'
- 'Ramina andina belongs to Ramina'
- 'Rhabdocolpus emaciatus belongs to Rhabdocolpus'
- 'Rhabdocolpus praeco belongs to Rhabdocolpus'
- 'Rhabdocolpus rursicostatus belongs to Rhabdocolpus'
- 'Rhabdocolpus subulatus belongs to Rhabdocolpus'
- 'Rotella helicoides is recombined as Anomphalus helicoides'
- 'Scalaria baltzeri belongs to Scalaria'
- 'Schizodiscus is replaced by Kittlidiscus'
- 'Sisenna excelsiori belongs to Sisenna' according to Koken 1897
- 'Solariella (Eosolariella) belongs to Solariella'
- 'Solariella (Eosolariella) brevispira belongs to Solariella (Eosolariella)'
- 'Solariella (Eosolariella) distincta belongs to Solariella (Eosolariella)'
- 'Solariella (Eosolariella) pusilla belongs to Solariella (Eosolariella)'
- 'Solarioconulus elegans belongs to Solarioconulus'
- 'Solarioconulus infrequens belongs to Solarioconulus'
- 'Solarioconulus ninacacanus belongs to Solarioconulus'
- 'Sororcula belongs to Hesperocirrinae'
- 'Sororcula costata belongs to Sororcula'
- 'Sororcula gracilis belongs to Sororcula'
- 'Spirostylus peruvianus belongs to Spirostylus'
- 'Teretrina was reranked as Promathilda (Teretrina) and belongs to Promathilda'
- 'Toxoconcha gracilis belongs to Toxoconcha'
- 'Trachynerita evoluta belongs to Trachynerita'
- 'Trachynerita porrecta belongs to Trachynerita'
- 'Trachynerita tambosolensis belongs to Trachynerita'
- 'Trochus nudus is recombined as Solarioconulus nudus'
- 'Trochus subdecussatus is a subjective synonym of Solarioconulus nudus'
- 'Tuba (Protuba) belongs to Tuba' according to Cossmann 1912
- 'Turbo subcinctus belongs to Turbo' according to d'Orbigny 1850
- 'Turbo subcinctus is recombined as Homalopoma (Boutillieria) subcinctum'
- 'Turritella flexuosa is recombined as Kittlistylus flexuosus'
- 'Tyrsoecus (Tyrsoecus) belongs to Tyrsoecus' according to Kittl 1892
- 'Tyrsoecus (Tyrsoecus) obtusus belongs to Tyrsoecus (Tyrsoecus)'
- 'Tyrsoecus andinus is recombined as Tyrsoecus (Tyrsoecus) andinus'
- 'Tyrsoecus andinus belongs to Tyrsoecus' according to Bonarelli 1921
- 'Tyrsoecus moniliformis belongs to Tyrsoecus' according to Bonarelli 1921
- 'Tyrsoecus moniliformis is a subjective synonym of Tyrsoecus (Tyrsoecus) andinus'
- 'Tyrsoecus perarmatus belongs to Tyrsoecus' according to Bonarelli 1921
- 'Tyrsoecus perarmatus is a subjective synonym of Tyrsoecus (Tyrsoecus) andinus'
- 'Undularia disputata belongs to Undularia'
- 'Worthenia basifalcata belongs to Worthenia' according to Korner 1937
- 'Worthenia rhombifera belongs to Worthenia' according to Korner 1937
- 'Worthenia rhombifera belongs to Worthenia'
- 'Zygopleura (Anoptychia) ninacacana belongs to Zygopleura (Anoptychia)'
- 'Zygopleura (Anoptychia) tambosolensis belongs to Zygopleura (Anoptychia)'
- 'Zygopleura (Anoptychia) tilarniocensis belongs to Zygopleura (Anoptychia)'
- 'Zygopleura (Kittliconcha) dissimilis belongs to Zygopleura (Kittliconcha)'
- 'Zygopleura (Kittliconcha) peruviana belongs to Zygopleura (Kittliconcha)'