• Calappa Weber, 1795
• Calappa acutispina Lai, Chan & Ng, 2006
• Calappa africana Lai & Ng, 2006
• Calappa alata Rathbun, 1911 accepted as Calappa woodmasoni Alcock, 1896
• Calappa albicans Bosc, 1801 accepted as Cryptopodia fornicata (Fabricius, 1781)
• Calappa angusta A. Milne-Edwards, 1880 accepted as Cyclozodion angustum (A. Milne-Edwards, 1880)
• Calappa angustata Fabricius, 1798 accepted as Hepatus pudibundus (Herbst, 1785)
• Calappa bicornis Miers, 1884
• Calappa bilineata Ng, Lai & Aungtonya, 2002
• Calappa Bocagei de Brito Capello, 1870 accepted as Calappa rubroguttata Herklots, 1851
• Calappa calappa (Linnaeus, 1758)
• Calappa capellonis Laurie, 1906
• Calappa chungii Hu & Tao, 1985 †
• Calappa cinerea Holthuis, 1958
• Calappa circularis Beurlen, 1958 † accepted as Calappilia circularis (Beurlen, 1958) †
• Calappa clypeata Borradaile, 1903
• Calappa conifera Galil, 1997
• Calappa convexa de Saussure, 1853
• Calappa costaricana Rathbun, 1918 †
• Calappa cranium Wright & Wright, 1945 † accepted as Heeia villersensis (Hée, 1924) †
• Calappa cristata Fabricius, 1798 accepted as Calappa philargius (Linnaeus, 1758)
• Calappa cuspidata (Guppy, 1909) †
• Calappa damarcoi Pasini & Garassino, 2017 †
• Calappa depressa Latreille in Milbert, 1812 accepted as Aethra scruposa (Linnaeus, 1764)
• Calappa depressa Miers, 1886 accepted as Calappa woodmasoni Alcock, 1896
• Calappa dumortieri Guinot, 1964
• Calappa earlei Withers, 1924 †
• Calappa elata Rathbun, 1911 accepted as Calappa alata Rathbun, 1911 accepted as Calappa woodmasoni Alcock, 1896
• Calappa exanthematosa Alcock & Anderson, 1894
• Calappa flammea (Herbst, 1794)
• Calappa fornicata Fabricius, 1798 accepted as Calappa calappa (Linnaeus, 1758)
• Calappa galloides Stimpson, 1859
• Calappa gallus (Herbst, 1803)
• Calappa gallus var. bicornis Miers, 1884 accepted as Calappa bicornis Miers, 1884
• Calappa gallus var. capellonis Laurie, 1906 accepted as Calappa capellonis Laurie, 1906
• Calappa granulata (Linnaeus, 1758)
• Calappa guerini de Brito Capello, 1870
• Calappa Guérini de Brito Capello, 1870 accepted as Calappa guerini de Brito Capello, 1870
• Calappa heberti Brocchi, 1883 †
• Calappa hepatica (Linnaeus, 1758)
• Calappa japonica Ortmann, 1892
• Calappa karenae Ng & Lai, 2012
• Calappa lanensis Rathbun, 1926 †
• Calappa laraensis Van Straelen, 1933 †
• Calappa liaoi Ng, 2002
• Calappa lienharti Bachmayer, 1962 † accepted as Mursia lienharti (Bachmayer, 1962) †
• Calappa lophos (Herbst, 1782)
• Calappa madoerensis Van Straelen, 1938 †
• Calappa marmorata sensu H. Milne Edwards, 1837 accepted as Calappa flammea (Herbst, 1794)
• Calappa matsuzawa Galil, 1997 accepted as Calappa tuberculata (Fabricius, 1787)
• Calappa matzkei Bachmayer, 1962 † accepted as Calappilia matzkei (Bachmayer, 1962) †
• Calappa monilicanthus Galil, 1997
• Calappa Moniziana de Brito Capello, 1870 accepted as Calappa flammea (Herbst, 1794)
• Calappa nitida Holthuis, 1958
• Calappa oboui Hu & Tao, 1996 †
• Calappa ocalanus (Ross, Lewis & Scolaro, 1964) †
• Calappa ocellata Holthuis, 1958
• Calappa ocularia Ng, 2002
• Calappa pavimenta Schweitzer, Iturralde-Vinent, Hetler & Velez-Juarbe, 2006 †
• Calappa pelii Herklots, 1851
• Calappa philargius (Linnaeus, 1758)
• Calappa piscatorum Calman, 1914 accepted as Calappa pelii Herklots, 1851
• Calappa pokipoki Ng, 2000
• Calappa praelata Lőrenthey in Lőrenthey & Beurlen, 1929 †
• Calappa protopustulosa Noetling, 1901 †
• Calappa pustulosa Alcock, 1896
• Calappa pustulosa var. clypeata Borradaile, 1903 accepted as Calappa clypeata Borradaile, 1903
• Calappa quadrimaculata Takeda & Shikatani, 1990
• Calappa restricta A. Milne-Edwards, 1873 †
• Calappa rissoana Pastore, 1996 accepted as Calappa rosea Jarocki, 1825
• Calappa robertsi Ross, Lewis & Scolaro, 1964 †
• Calappa rosea Jarocki, 1825
• Calappa rubroguttata Herklots, 1851
• Calappa saheliensis Van Straelen, 1937 †
• Calappa sanginarensis Van Straelen, 1938 †
• Calappa saussurei Rathbun, 1898 accepted as Calappula saussurei (Rathbun, 1898)
• Calappa saussurei tortugae Rathbun, 1933 accepted as Calappa tortugae Rathbun, 1933 accepted as Calappula tortugae (Rathbun, 1933)
• Calappa sebastieni Galil, 1997
• Calappa sexaspinosa Morris & Collins, 1991 †
• Calappa spinocissima H. Milne Edwards, 1837 accepted as Calappa spinosissima H. Milne Edwards, 1837 accepted as Calappa hepatica (Linnaeus, 1758)
• Calappa spinosissima H. Milne Edwards, 1837 accepted as Calappa hepatica (Linnaeus, 1758)
• Calappa springeri Rathbun, 1931
• Calappa squamosa Desbonne in Desbonne & Schramm, 1867 accepted as Calappa galloides Stimpson, 1859
• Calappa sulcata Rathbun, 1898
• Calappa terraereginae Ward, 1936 accepted as Calappa clypeata Borradaile, 1903
• Calappa terrae-reginae Ward, 1936 accepted as Calappa terraereginae Ward, 1936 accepted as Calappa clypeata Borradaile, 1903
• Calappa terrareginae Ward, 1936 accepted as Calappa clypeata Borradaile, 1903
• Calappa tortugae Rathbun, 1933 accepted as Calappula tortugae (Rathbun, 1933)
• Calappa torulosa Galil, 1997
• Calappa tridentata Beurlen, 1939 † accepted as Calappilia tridentata (Beurlen, 1939) †
• Calappa tuberculata (Fabricius, 1787)
• Calappa tuberculata var. sandwichien Eydoux & Souleyet, 1842 accepted as Calappa hepatica (Linnaeus, 1758)
• Calappa tuberculosa Guérin, 1832 accepted as Calappa hepatica (Linnaeus, 1758)
• Calappa tuerkayana Pastore, 1996 accepted as Calappa granulata (Linnaeus, 1758)
• Calappa turkayana Pastore, 1995 accepted as Calappa tuerkayana Pastore, 1996 accepted as Calappa granulata (Linnaeus, 1758)
• Calappa undulata Dai & Yang, 1991
• Calappa webbiana Holthuis, 1977 accepted as Calappa rosea Jarocki, 1825
• Calappa webbii Risso, 1844 accepted as Calappa rosea Jarocki, 1825
• Calappa woodmasoni Alcock, 1896
• Calappa wood-masoni Alcock, 1896 accepted as Calappa woodmasoni Alcock, 1896