Adelopoma Doering, 1885 (additional source)
Adelopoma limense (R. A. Philippi, 1867) accepted as Pupoides paredesii (A. d'Orbigny, 1835) (basis of record)
Adelopoma occidentale (Godwin-Austen, 1886) (additional source)
Adelopoma stolli (E. von Martens, 1890) (additional source)
Adelopoma tucma Doering, 1885 (additional source)
Alycaeinae W. T. Blanford, 1864 accepted as Alycaeidae W. T. Blanford, 1864 (additional source)
Alycaeus J. E. Gray, 1850 (additional source)
Alycaeus (Alycaeus) J. E. Gray, 1850 accepted as Alycaeus J. E. Gray, 1850 (basis of record)
Alycaeus (Alycaeus) anceyi Mabille, 1887 accepted as Pincerna anceyi (Mabille, 1887) (basis of record)
Alycaeus (Alycaeus) bembex W. H. Benson, 1859 accepted as Cycloryx bembex (W. H. Benson, 1859) (basis of record)
Alycaeus (Alycaeus) burti Godwin-Austen, 1874 accepted as Metalycaeus burtii (Godwin-Austen, 1874) (additional source)
Alycaeus (Alycaeus) congener E. A. Smith, 1895 accepted as Stomacosmethis congener (E. A. Smith, 1895) (basis of record)
Alycaeus (Alycaeus) conicus Godwin-Austen, 1871 accepted as Dicharax conicus (Godwin-Austen, 1871) (additional source)
Alycaeus (Alycaeus) constrictus (W. H. Benson, 1851) accepted as Cycloryx constrictus (W. H. Benson, 1851) (basis of record)
Alycaeus (Alycaeus) crenilabris Möllendorff, 1897 accepted as Pincerna crenilabris (Möllendorff, 1897) (basis of record)
Alycaeus (Alycaeus) dohrni O. Boettger, 1893 accepted as Stomacosmethis dohrni (O. Boettger, 1893) (basis of record)
Alycaeus (Alycaeus) fultoni Möllendorff, 1895 accepted as Stomacosmethis jagori (E. von Martens, 1860) (basis of record)
Alycaeus (Alycaeus) galbanus Godwin-Austen, 1889 accepted as Stomacosmethis galbanus (Godwin-Austen, 1889) (basis of record)
Alycaeus (Alycaeus) gibbosulus Stoliczka, 1872 accepted as Alycaeus gibbosulus Stoliczka, 1872 (basis of record)
Alycaeus (Alycaeus) gibbus (Eydoux, 1838) accepted as Alycaeus eydouxi Venmans, 1956 (basis of record)
Alycaeus (Alycaeus) globosus H. Adams, 1871 accepted as Pincerna globosus (H. Adams, 1871) (basis of record)
Alycaeus (Alycaeus) granum Godwin-Austen, 1893 accepted as Cycloryx granum (Godwin-Austen, 1893) (basis of record)
Alycaeus (Alycaeus) graphicus W. T. Blanford, 1862 accepted as Cycloryx graphicus (Blanford, 1862) (basis of record)
Alycaeus (Alycaeus) hochstetteri L. Pfeiffer, 1861 accepted as Stomacosmethis jagori (E. von Martens, 1860) (basis of record)
Alycaeus (Alycaeus) hosei Godwin-Austen, 1889 accepted as Stomacosmethis hosei (Godwin-Austen, 1889) (basis of record)
Alycaeus (Alycaeus) jagori E. von Martens, 1860 accepted as Stomacosmethis jagori (E. von Martens, 1860) (basis of record)
Alycaeus (Alycaeus) kapayanensis de Morgan, 1886 accepted as Stomacosmethis kapayanensis (de Morgan, 1886) (basis of record)
Alycaeus (Alycaeus) magnus Godwin-Austen, 1893 accepted as Dicharax magnus (Godwin-Austen, 1893) (additional source)
Alycaeus (Alycaeus) margarita Theobald, 1874 accepted as Pincerna margarita (Theobald, 1874) (basis of record)
Alycaeus (Alycaeus) mouhoti L. Pfeiffer, 1863 accepted as Pincerna mouhoti (L. Pfeiffer, 1863) (basis of record)
Alycaeus (Alycaeus) otiphorus W. H. Benson, 1859 accepted as Cycloryx otiphorus (W. H. Benson, 1859) (basis of record)
Alycaeus (Alycaeus) perakensis Crosse, 1879 accepted as Stomacosmethis perakensis (Crosse, 1879) (basis of record)
Alycaeus (Alycaeus) politus W. T. Blanford, 1865 accepted as Dicharax politus (W. T. Blanford, 1865) (basis of record)
Alycaeus (Alycaeus) pusillus Godwin-Austen, 1871 accepted as Dicharax pusillus (Godwin-Austen, 1871) (additional source)
Alycaeus (Alycaeus) pyramidalis W. H. Benson, 1856 accepted as Alycaeus pyramidalis W. H. Benson, 1856 (basis of record)
Alycaeus (Alycaeus) reinhardti Mörch, 1872 accepted as Chamalycaeus reinhardti (Mörch, 1872) (additional source)
Alycaeus (Alycaeus) requiescens (Mabille, 1887) accepted as Dioryx requiescens (Mabille, 1887) (basis of record)
Alycaeus (Alycaeus) reticulatus Möllendorff, 1897 accepted as Chamalycaeus reticulatus (Möllendorff, 1897) (basis of record)
Alycaeus (Alycaeus) rimatus O. Boettger, 1893 accepted as Stomacosmethis rimatus (O. Boettger, 1893) (basis of record)
Alycaeus (Alycaeus) roebeleni Möllendorff, 1894 accepted as Stomacosmethis roebeleni (Möllendorff, 1894) (basis of record)
Alycaeus (Alycaeus) rubinus Godwin-Austen, 1893 accepted as Metalycaeus rubinus (Godwin-Austen, 1893) (basis of record)
Alycaeus (Alycaeus) sadongensis E. A. Smith, 1895 accepted as Stomacosmethis sadongensis (E. A. Smith, 1895) (basis of record)
Alycaeus (Alycaeus) sculpturus Godwin-Austen, 1875 accepted as Dicharax sculpturus (Godwin-Austen, 1875) (additional source)
Alycaeus (Alycaeus) serratus Godwin-Austen, 1874 accepted as Dicharax serratus (Godwin-Austen, 1874) (additional source)
Alycaeus (Alycaeus) specus Godwin-Austen, 1889 accepted as Chamalycaeus specus (Godwin-Austen, 1889) (basis of record)
Alycaeus (Alycaeus) sumatranus E. von Martens, 1900 accepted as Chamalycaeus sumatranus (E. von Martens, 1900) (basis of record)
Alycaeus (Alycaeus) thieroti de Morgan, 1886 accepted as Pincerna thieroti (de Morgan, 1886) (basis of record)
Alycaeus (Alycaeus) vestitus W. T. Blanford, 1862 accepted as Dicharax vestitus (W. T. Blanford, 1862) (basis of record)
Alycaeus (Alycaeus) vulcani W. T. Blanford, 1863 accepted as Chamalycaeus vulcani (W. T. Blanford, 1863) (basis of record)
Alycaeus (Chamalycaeus) Möllendorff, 1897 accepted as Chamalycaeus Möllendorff, 1897 (additional source)
Alycaeus (Chamalycaeus) andamaniae W. H. Benson, 1861 accepted as Chamalycaeus andamaniae (W. H. Benson, 1861) (basis of record)
Alycaeus (Chamalycaeus) brahma Godwin-Austen, 1886 accepted as Metalycaeus brahma (Godwin-Austen, 1886) (basis of record)
Alycaeus (Chamalycaeus) busbyi Godwin-Austen, 1893 accepted as Chamalycaeus busbyi (Godwin-Austen, 1893) (basis of record)
Alycaeus (Chamalycaeus) canaliculatus Möllendorff, 1894 accepted as Chamalycaeus canaliculatus (Möllendorff, 1894) (basis of record)
Alycaeus (Chamalycaeus) caroli O. Semper, 1862 accepted as Metalycaeus caroli (O. Semper, 1862) (additional source)
Alycaeus (Chamalycaeus) celebensis E. von Martens, 1891 accepted as Chamalycaeus celebensis (E. von Martens, 1891) (basis of record)
Alycaeus (Chamalycaeus) cyphogyrus Quadras & Möllendorff, 1895 accepted as Metalycaeus cyphogyrus (Quadras & Möllendorff, 1895) (additional source)
Alycaeus (Chamalycaeus) diminutus Heude, 1885 accepted as Dicharax diminutus (Heude, 1885) (basis of record)
Alycaeus (Chamalycaeus) diplochilus Möllendorff, 1887 accepted as Dicharax diplochilus (Möllendorff, 1887) (basis of record)
Alycaeus (Chamalycaeus) dolichodirus Heude, 1890 accepted as Dicharax dolichodeiros (Heude, 1890) (basis of record)
Alycaeus (Chamalycaeus) dolomiticus Heude, 1890 accepted as Metalycaeus rathouisianus (Heude, 1882) (basis of record)
Alycaeus (Chamalycaeus) elevatus Heude, 1886 accepted as Dicharax elevatus (Heude, 1886) (basis of record)
Alycaeus (Chamalycaeus) excisus Möllendorff, 1887 accepted as Chamalycaeus excisus (Möllendorff, 1887) (basis of record)
Alycaeus (Chamalycaeus) fargesianus Heude, 1885 accepted as Dicharax fargesianus (Heude, 1885) (basis of record)
Alycaeus (Chamalycaeus) fruhstorferi Möllendorff, 1897 accepted as Chamalycaeus fruhstorferi (Möllendorff, 1897) (additional source)
Alycaeus (Chamalycaeus) harimensis Pilsbry, 1900 accepted as Dicharax japonicus (E. von Martens, 1865) (basis of record)
Alycaeus (Chamalycaeus) helicodes Gredler, 1887 accepted as Metalycaeus muciferus (Heude, 1885) (basis of record)
Alycaeus (Chamalycaeus) ingrami W. T. Blanford, 1862 accepted as Dicharax ingrami (W. T. Blanford, 1862) (basis of record)
Alycaeus (Chamalycaeus) japonicus E. von Martens, 1865 accepted as Dicharax japonicus (E. von Martens, 1865) (basis of record)
Alycaeus (Chamalycaeus) jousseaumei de Morgan, 1885 accepted as Alycaeus jousseaumei de Morgan, 1885 (basis of record)
Alycaeus (Chamalycaeus) kuekenthali P. Sarasin & F. Sarasin, 1899 accepted as Stomacosmethis kuekenthali (P. Sarasin & F. Sarasin, 1899) (basis of record)
Alycaeus (Chamalycaeus) latecostatus Möllendorff, 1882 accepted as Metalycaeus latecostatus (Möllendorff, 1882) (basis of record)
Alycaeus (Chamalycaeus) microconus Möllendorff, 1887 accepted as Chamalycaeus microconus (Möllendorff, 1887) (basis of record)
Alycaeus (Chamalycaeus) microdiscus Möllendorff, 1887 accepted as Dicharax microdiscus (Möllendorff, 1887) (basis of record)
Alycaeus (Chamalycaeus) moellendorffi Kobelt & Möllendorff, 1897 accepted as Dicharax moellendorffi (Kobelt & Möllendorff, 1897) (basis of record)
Alycaeus (Chamalycaeus) montanus G. Nevill, 1881 accepted as Dicharax montanus (G. Nevill, 1881) (basis of record)
Alycaeus (Chamalycaeus) muciferus Heude, 1885 accepted as Metalycaeus muciferus (Heude, 1885) (basis of record)
Alycaeus (Chamalycaeus) nanus Möllendorff, 1886 accepted as Dicharax diminutus (Heude, 1885) (basis of record)
Alycaeus (Chamalycaeus) neglectus Heude, 1885 accepted as Metalycaeus rathouisianus (Heude, 1882) (basis of record)
Alycaeus (Chamalycaeus) nipponensis Reinhardt, 1877 accepted as Metalycaeus nipponensis (Reinhardt, 1877) (basis of record)
Alycaeus (Chamalycaeus) nitidus W. T. Blanford, 1862 accepted as Dicharax nitidus (W. T. Blanford, 1862) (basis of record)
Alycaeus (Chamalycaeus) oligopleuris Möllendorff, 1887 accepted as Dicharax oligopleuris (Möllendorff, 1887) (basis of record)
Alycaeus (Chamalycaeus) parvulus Möllendorff, 1887 accepted as Dicharax parvulus (Möllendorff, 1887) (basis of record)
Alycaeus (Chamalycaeus) physis W. H. Benson, 1859 accepted as Metalycaeus physis (W. H. Benson, 1859) (basis of record)
Alycaeus (Chamalycaeus) pilsbryi Kobelt, 1902 accepted as Dicharax japonicus (E. von Martens, 1865) (original description)
Alycaeus (Chamalycaeus) planorbulus Heude, 1885 accepted as Dicharax planorbulus (Heude, 1885) (basis of record)
Alycaeus (Chamalycaeus) plicilabris Möllendorff, 1886 accepted as Dicharax plicilabris (Möllendorff, 1886) (basis of record)
Alycaeus (Chamalycaeus) quadrasi Möllendorff, 1895 accepted as Metalycaeus quadrasi (Möllendorff, 1895) (additional source)
Alycaeus (Chamalycaeus) rathouisianus Heude, 1882 accepted as Metalycaeus rathouisianus (Heude, 1882) (basis of record)
Alycaeus (Chamalycaeus) sculptilis W. H. Benson, 1856 accepted as Chamalycaeus sculptilis (W. H. Benson, 1856) (basis of record)
Alycaeus (Chamalycaeus) sinensis Heude, 1882 accepted as Metalycaeus sinensis (Heude, 1882) (basis of record)
Alycaeus (Chamalycaeus) spratti Godwin-Austen, 1888 accepted as Stomacosmethis spratti (Godwin-Austen, 1888) (basis of record)
Alycaeus (Chamalycaeus) stoliczkai Godwin-Austen, 1874 accepted as Dicharax stoliczkii (Godwin-Austen, 1874) (basis of record)
Alycaeus (Chamalycaeus) strigatus Godwin-Austen, 1874 accepted as Dicharax strigatus (Godwin-Austen, 1874) (basis of record)
Alycaeus (Chamalycaeus) subfossilis P. Sarasin & F. Sarasin, 1899 accepted as Chamalycaeus subfossilis (P. Sarasin & F. Sarasin, 1899) (basis of record)
Alycaeus (Chamalycaeus) tomotrema Möllendorff, 1887 accepted as Metalycaeus tomotrema (Möllendorff, 1887) (additional source)
Alycaeus (Chamalycaeus) umbonalis W. H. Benson, 1856 accepted as Dicharax umbonalis (W. H. Benson, 1856) (basis of record)
Alycaeus (Dicharax) Kobelt & Möllendorff, 1900 accepted as Dicharax Kobelt & Möllendorff, 1900 (additional source)
Alycaeus (Dicharax) anthostoma Möllendorff, 1885 accepted as Dicharax anthostoma (Möllendorff, 1885) (basis of record)
Alycaeus (Dicharax) armillatus W. H. Benson, 1856 accepted as Chamalycaeus armillatus (W. H. Benson, 1856) (basis of record)

 Editor's comment

 for Spiraculum thachi (F. Huber, 2017)

New combination herein, based on the objective synonymy of Pearsonia. [details]

 Editor's comment

 for Spiraculum vilvensi (Thach & F. Huber, 2017)

New combination herein, based on the objective synonymy of Pearsonia. [details]

 Nomenclature

 for Cochlostoma (Obscurella) loebbeckei Kobelt, 1902

replacement name for Pomatias lapurdensis (corr. laburdensis) Fagot, 1880, non Pomatias hidalgoi var. laburdensis ... [details]

 Nomenclature

 for Cyclotus (Cyclotus) smithi Kobelt, 1902

replacement name for Cyclotus minor E. A. Smith, 1894, non Pterocyclus tenuilabiatus var. minor Martens, 1872 [details]

 Nomenclature

 for Cyclotus smithi Kobelt, 1902

replacement name for Cyclotus minor E. A. Smith, 1894, non Pterocyclus tenuilabiatus var. minor Martens, 1872 [details]