• Syracosphaera Lohmann, 1902
• Syracosphaera adriatica Schiller
• Syracosphaera ampliora Okada & McIntyre, 1977
• Syracosphaera andruleitii Kleijne & Cros, 2009
• Syracosphaera anthos (Lohman) Janin, 1987
• Syracosphaera antiqua Bown, J.A.Lees & Jer.R.Young, 2017 †
• Syracosphaera azureaplaneta Young, Bown, Cros, Hagino & Jordan, 2018
• Syracosphaera bannockii (Borsetti & Cati) Cros et al., 2000
• Syracosphaera bifenestrata J.Schiller, 1913
• Syracosphaera binodata (Kamptner) Kamptner, 1937 accepted as Syracosphaera mediterranea var. binodata Kamptner, 1927
• Syracosphaera binodata Kamptner, 1927 accepted as Coronosphaera binodata (Kamptner) Gaarder, 1977 accepted as Syracosphaera mediterranea var. binodata Kamptner, 1927
• Syracosphaera borealis Okada & McIntyre, 1977
• Syracosphaera brandtii J.Schiller, 1925 accepted as Chrysotila carterae (Braarud & Fagerland) Andersen, Kim, Tittley & Yoon, 2014
• Syracosphaera carterae Braarud & Fargerland, 1946 accepted as Chrysotila carterae (Braarud & Fagerland) Andersen, Kim, Tittley & Yoon, 2014
• Syracosphaera castellata Kleijne & Cros, 2009
• Syracosphaera catillifera Kamptner, 1937 (uncertain)
• Syracosphaera confusa P.Halldal & J.Markali
• Syracosphaera cordiformis Schiller, 1913
• Syracosphaera corii J.Schiller, 1925 accepted as Michaelsarsia elegans Gran, 1912
• Syracosphaera cornifera J.Schiller, 1913 accepted as Helladosphaera cornifera (J.Schiller) Kamptner, 1937
• Syracosphaera cornus Kamptner
• Syracosphaera corolla J.Lecal, 1966
• Syracosphaera coronata J.Schiller, 1913
• Syracosphaera corrugis Okada & McIntyre, 1977 accepted as Syracosphaera molischii J.Schiller, 1925
• Syracosphaera cupulifera Schiller
• Syracosphaera dalmatica Kamptner, 1927 accepted as Syracolithus dalmaticus (Kamptner) Leoblich Jr.& Tappan, 1966
• Syracosphaera delicata Cros et al., 2000
• Syracosphaera dentata Lohmann, 1902
• Syracosphaera didyma Kleijne & Cros, 2009
• Syracosphaera dilatata R.W.Jordan, Kleijne & Heimdal, 1993
• Syracosphaera elatensis Winter, 1979 accepted as Syracosphaera molischii J.Schiller, 1925
• Syracosphaera elevata Archontikis, Jer.R.Young & L.Cros, 2020
• Syracosphaera elongata Droop, 1955 accepted as Chrysotila elongata (Droop) Andersen, J.T.Kim, Tittley & H.S.Yoon, 2014
• Syracosphaera epigrosa Okada & McIntyre, 1977
• Syracosphaera florida Sánchez-Suárez, 1990
• Syracosphaera fragilis S.Theodoridis, 1984 †
• Syracosphaera gaarderae (Borsetti & Cati) Keuter, J.R.Young & M.J.Frada, 2019 accepted as Helladosphaera gaarderae Borsetti & Cati, 1976
• Syracosphaera grundii Schiller
• Syracosphaera halldalii Gaarder ex R.W.Jordan & J.C.Green, 1994
• Syracosphaera hastata Kleijne & Cros, 2009
• Syracosphaera heimii Lohmann, 1919 accepted as Thoracosphaera heimii (Lohmann) Kamptner, 1944
• Syracosphaera hirsuta Kleijne & Cros, 2009
• Syracosphaera histrica Kamptner, 1941
• Syracosphaera kareniae Archontikis & Jer.R.Young, 2021 †
• Syracosphaera lactaria Lecal-Schlauder, 1966
• Syracosphaera lafourcadei (Lecal-Schlauder) Archontikis, Young & Cros, 2020
• Syracosphaera lamina Lecal-Schlauder, 1951
• Syracosphaera leptolepis Kleijne & Cros, 2009
• Syracosphaera lohmannii Brunnthaler, 1911
• Syracosphaera marginiporata M.Knappertsbusch, 1993
• Syracosphaera maxima Halldal & Markali, 1955 accepted as Coronosphaera maxima (Halldal & Markali) Gaarder, 1977
• Syracosphaera mediterranea Lohmann, 1902 accepted as Coronosphaera mediterranea (Lohmann) Gaarder, 1977
• Syracosphaera mediterranea var. binodata Kamptner, 1927
• Syracosphaera molischii J.Schiller, 1925
• Syracosphaera nana (Kamptner) Okada & McIntyre, 1977
• Syracosphaera nodosa Kamptner, 1941
• Syracosphaera noroitica M.Knappertsbusch, 1993
• Syracosphaera operculata Kleijne & Cros, 2009
• Syracosphaera orbiculus Okada & McIntyre, 1977
• Syracosphaera origami (Cros & McGrane) Archontikis, Young & Cros, 2020
• Syracosphaera ossa Lecal-Schlauder, 1968 (uncertain)
• Syracosphaera ovata Schiller
• Syracosphaera pemmadiscus F.H.Chang, 2013
• Syracosphaera periperforata (Kleijne) Archontikis, Young & Cros, 2020
• Syracosphaera pirus Halldal & Markali, 1955
• Syracosphaera prolongata Gran ex Lohmann, 1913
• Syracosphaera protrudens Okada & McIntyre, 1977
• Syracosphaera pulchra Lohmann, 1902
• Syracosphaera pulchroides Halldal & Markali, 1955 accepted as Coronosphaera mediterranea (Lohmann) Gaarder, 1977
• Syracosphaera quadricornu J.Schiller, 1914 accepted as Algirosphaera quadricornu (Schiller) R.E.Norris, 1984
• Syracosphaera quadriperforata Kamptner, 1937 accepted as Calcidiscus leptoporus subsp. quadriperforatus (Kamptner) Geisen et al., 2002
• Syracosphaera radiata Schiller
• Syracosphaera reniformis Kleijne & Cros, 2009
• Syracosphaera repagula Bown, J.A.Lees & Jer.R.Young, 2017 † (uncertain)
• Syracosphaera robusta Lohmann, 1902 accepted as Algirosphaera robusta (Lohmann) R.E.Norris, 1984
• Syracosphaera roscoffensis P.A.Dangeard, 1934 accepted as Chrysotila roscoffensis (P.A.Dangeard) R.A.Andersen, J.I.Kim, Tittley & H.S.Yoon, 2015
• Syracosphaera rotaconica Archontikis, Jer.R.Young & L.Cros, 2020
• Syracosphaera rotula Okada & McIntyre, 1977
• Syracosphaera schilleri Kamptner, 1927 accepted as Syracolithus schilleri (Kamptner) Norris, 1985
• Syracosphaera scutata J.Lecal-Schlauder †
• Syracosphaera serrata Kleijne & Cros, 2009
• Syracosphaera squamosa Kleijne & Cros, 2009
• Syracosphaera subsalsa (Conrad) Kamptner, 1928
• Syracosphaera tuberculata Kamptner, 1937 accepted as Coronosphaera mediterranea (Lohmann) Gaarder, 1977
• Syracosphaera tumularis Sánchez- Suárez, 1990
• Syracosphaera variabilis (Halldal & Markali) Okada & McIntyre, 1977 accepted as Deutschlandia anthos Lohmann, 1912 accepted as Syracosphaera anthos (Lohman) Janin, 1987
• Syracosphaera winteri Keuter, Koplovitz, Zingone, J.R.Young & Frada, 2021
• Syracosphaeraceae Lemmermann, 1908
• Syracosphaerales