Clausilia (Adriaca) Westerlund, 1884 accepted as Delima (Semirugata) O. Boettger, 1877 represented as Delima W. Hartmann, 1842 (original description)
Clausilia (Alinda) biplicata (Montagu, 1803) accepted as Alinda biplicata (Montagu, 1803) (basis of record)
Clausilia (Alinda) biplicata var. fessa Westerlund, 1884 (original description)
Clausilia (Alinda) laticosta Westerlund, 1884 accepted as Laciniaria exalta laticosta (Westerlund, 1884) (original description)
Clausilia (Alinda) plicata (Draparnaud, 1801) accepted as Laciniaria plicata (Draparnaud, 1801) (basis of record)
Clausilia (Alinda) plicata var. pupilla Westerlund, 1884 (original description)
Clausilia (Armeniaca) accepted as Clausilia (Armenica) O. Boettger, 1877 accepted as Armenica O. Boettger, 1877 (basis of record)
Clausilia (Armeniaca) laevicollis De Charpentier, 1852 accepted as Armenica laevicollis (De Charpentier, 1852) (basis of record)
Clausilia (Armeniaca) laevicollis var. perfida Westerlund, 1884 (original description)
Clausilia (Bosnica) Westerlund, 1884 accepted as Herilla H. Adams & A. Adams, 1855 (original description)
Clausilia (Bosnica) delphica Westerlund, 1884 (original description)
Clausilia (Cristaria) Westerlund, 1884 accepted as Cristataria Vest, 1867 (original description)
Clausilia (Eualopia) Westerlund, 1884 accepted as Alopia H. Adams & A. Adams, 1855 (original description)
Clausilia (Eutriloba) Westerlund, 1884 accepted as Triloba Vest, 1867 (original description)
Clausilia (Fusulus) Fitzinger, 1833 accepted as Fusulus Fitzinger, 1833 (basis of record)
Clausilia (Fusulus) interrupta (C. Pfeiffer, 1828) accepted as Fusulus interruptus (C. Pfeiffer, 1828) (basis of record)
Clausilia (Fusulus) interrupta f. albina Westerlund, 1884 (original description)
Clausilia (Gibbula) O. Boettger, 1877 accepted as Charpentieria (Gibbularia) Cecconi, 1908 accepted as Gibbularia Cecconi, 1908 (basis of record)
Clausilia (Gibbula) multiplex Westerlund, 1884 accepted as Gibbularia gibbula multiplex (Westerlund, 1884) (original description)
Clausilia (Gibbula) multiplex var. vaga Westerlund, 1884 (original description)
Clausilia (Gibbula) multiplex var. vana Westerlund, 1884 (original description)
Clausilia (Herilla) sigma Westerlund, 1884 accepted as Macedonica frauenfeldi sigma (Westerlund, 1884) (original description)
Clausilia (Heteroptycha) Westerlund, 1884 accepted as Montenegrina O. Boettger, 1877 (original description)
Clausilia (Idyla) rugicollis Rossmässler, 1836 accepted as Strigillaria rugicollis (Rossmässler, 1836) accepted as Bulgarica rugicollis (Rossmässler, 1836) (basis of record)
Clausilia (Idyla) rugicollis var. osmanica Westerlund, 1884 accepted as Strigillaria bulgariensis osmanica (Westerlund, 1884) (original description)
Clausilia (Idyla) thessalonica (Rossmässler, 1839) accepted as Strigillaria thessalonica (Rossmässler, 1839) accepted as Bulgarica thessalonica (Rossmässler, 1839) (basis of record)
Clausilia (Idyla) thessalonica var. elevata Westerlund, 1884 (original description)
Clausilia (Idyla) thessalonica var. tenuilabris Westerlund, 1884 (original description)
Clausilia (Imitatrix) Westerlund, 1884 accepted as Lampedusa (Imitatrix) Westerlund, 1884 represented as Lampedusa O. Boettger, 1877 (original description)
Clausilia (Itala) itala G. von Martens, 1824 accepted as Charpentieria itala (G. von Martens, 1824) (basis of record)
Clausilia (Itala) itala var. corcyrensis Westerlund, 1884 (original description)
Clausilia (Itala) itala var. costifera Westerlund, 1884 (original description)
Clausilia (Itala) itala var. costifera f. minor Westerlund, 1884 (original description)
Clausilia (Marpessa) commutata Rossmässler, 1836 accepted as Cochlodina costata ungulata (Rossmässler, 1835) (basis of record)
Clausilia (Marpessa) commutata var. albina Westerlund, 1884 (original description)
Clausilia (Marpessa) costata var. psila Westerlund, 1884 accepted as Cochlodina costata psila (Westerlund, 1884) (original description)
Clausilia (Medora) istriana (basis of record)
Clausilia (Medora) istriana var. ospoensis Westerlund, 1884 (original description)
Clausilia (Medora) leucantha Westerlund, 1881 accepted as Medora dalmatina ingrossata (A. Schmidt, 1868) accepted as Medora dalmatina epidaurica (L. Pfeiffer, 1848) (basis of record)
Clausilia (Medora) leucantha var. domicella Westerlund, 1884 accepted as Medora dalmatina ingrossata (A. Schmidt, 1868) accepted as Medora dalmatina epidaurica (L. Pfeiffer, 1848) (original description)
Clausilia (Medora) pliculosa Westerlund, 1884 accepted as Medora macascarensis pliculosa (Westerlund, 1884) (original description)
Clausilia (Medora) proles Westerlund, 1884 (original description)
Clausilia (Medora) proxima Walderdorff, 1864 accepted as Medora proxima (Walderdorff, 1864) (basis of record)
Clausilia (Medora) proxima var. opulenta Westerlund, 1884 (original description)
Clausilia (Medora) seriola Westerlund, 1884 accepted as Medora contracta seriola (Westerlund, 1884) (original description)
Clausilia (Medora) steira Westerlund, 1884 (original description)
Clausilia (Oligoptychia) castalia J. R. Roth, 1856 accepted as Idyla castalia (J. R. Roth, 1856) (basis of record)
Clausilia (Oligoptychia) castalia f. albina Westerlund, 1884 (original description)
Clausilia (Paestana) Westerlund, 1884 accepted as Charpentieria (Stigmatica) O. Boettger, 1877 accepted as Stigmatica O. Boettger, 1877 (original description)
Clausilia (Papillifera) aperta Küster, 1861 accepted as Isabellaria saxicola aperta (Küster, 1861) (basis of record)
Clausilia (Papillifera) aperta var. anomala Westerlund, 1884 (original description)
Clausilia (Papillifera) clandestina Rossmässler, 1857 accepted as Isabellaria clandestina (Rossmässler, 1857) (basis of record)
Clausilia (Papillifera) clandestina var. dissimilis Westerlund, 1884 (original description)
Clausilia (Papillifera) negropontina L. Pfeiffer, 1849 accepted as Isabellaria saxicola negropontina (L. Pfeiffer, 1849) (basis of record)
Clausilia (Papillifera) negropontina var. laminifera Westerlund, 1884 (original description)
Clausilia (Papillifera) vallata Mousson, 1859 accepted as Vallatia vallata (Mousson, 1859) (basis of record)
Clausilia (Papillifera) vallata var. biplex Westerlund, 1884 (original description)
Clausilia (Peneptychia) Westerlund, 1884 accepted as Euxina O. Boettger, 1877 (original description)
Clausilia (Piceata) O. Boettger, 1877 accepted as Charpentieria (Stigmatica) O. Boettger, 1877 accepted as Stigmatica O. Boettger, 1877 (basis of record)
Clausilia (Piceata) megachela Westerlund, 1884 (original description)
Clausilia (Pirostoma) badia (C. Pfeiffer, 1828) accepted as Macrogastra badia (C. Pfeiffer, 1828) (basis of record)
Clausilia (Pirostoma) badia var. crispulata Westerlund, 1884 accepted as Macrogastra badia crispulata (Westerlund, 1884) (original description)
Clausilia (Pirostoma) mucida Rossmässler, 1835 accepted as Macrogastra badia mucida (Rossmässler, 1835) (basis of record)
Clausilia (Pirostoma) mucida var. eucruda Westerlund, 1884 accepted as Macrogastra badia mucida (Rossmässler, 1835) (original description)
Clausilia (Polyptychia) O. Boettger, 1877 accepted as Mucronaria O. Boettger, 1877 (basis of record)
Clausilia (Polyptychia) duboisi Charpentier, 1852 accepted as Mucronaria duboisi (Charpentier, 1852) (basis of record)
Clausilia (Polyptychia) duboisi var. stomatica Westerlund, 1884 (original description)
Clausilia (Robusta) O. Boettger, 1877 accepted as Delima (Semirugata) O. Boettger, 1877 represented as Delima W. Hartmann, 1842 (basis of record)
Clausilia (Robusta) dulcis Westerlund, 1884 (original description)
Clausilia (Robusta) muralis Küster, 1860 accepted as Delima montenegrina muralis (Küster, 1860) (basis of record)
Clausilia (Robusta) muralis var. fidelis Westerlund, 1884 (original description)
Clausilia (Semirugata) crassilabris Rossmässler, 1836 accepted as Delima bilabiata crassilabris (Rossmässler, 1836) (basis of record)
Clausilia (Semirugata) crassilabris var. pharensis Westerlund, 1884 accepted as Delima bilabiata pharensis (Westerlund, 1884) (original description)
Clausilia (Strangulata) Westerlund, 1884 accepted as Cristataria Vest, 1867 (original description)
Clausilia (Tirolica) O. Boettger, 1877 accepted as Charpentieria Stabile, 1864 (basis of record)
Clausilia (Tirolica) cincta Brumati, 1838 accepted as Charpentieria stenzii cincta (Brumati, 1838) (basis of record)
Clausilia (Tirolica) cincta var. disjuncta Westerlund, 1878 accepted as Charpentieria stenzii cincta (Brumati, 1838) (basis of record)
Clausilia boissieri var. diversa Westerlund, 1884 accepted as Cristataria tubaparadisi (Ehrenberg, 1831) (original description)