Bythiospeum claisei Callot-Girardi, 2017
Bythiospeum clessini (C.D. Weinland, 1883) Germany
Bythiospeum copiosum (A.M. Angelov, 1972) Bulgaria, Stara Planina Mount
Bythiospeum demattiai P. Glöer & V.M. Pešic,2014 Montenegro
Bythiospeum devetakium D.G. Georgiev & P. Glöer,2013 Bulgaria, Devetashko
Bythiospeum diaphanoides (R. Bernasconi, 1985) France
Bythiospeum diaphanum (A. Michaud, 1831) France
Bythiospeum dorvani (R. Bernasconi, 1985) Cerbere, France
Bythiospeum dourdeni D.G. Georgiev, 2012 Bulgaria, Stara Planina Mount
Bythiospeum drouetianum (S. Clessin, 1882) Europe
Bythiospeum dubium (D. Geyer, 1904) Germany
Bythiospeum elseri (A. Fuchs, 1929) Austria
Bythiospeum excelsior (F. Mahler, 1951) Austria
Bythiospeum excessum (F. Mahler, 1951) Austria
Bythiospeum exiguum (D. Geyer, 1904) Germany
Bythiospeum fernetense H. Girardi, 2009 France
Bythiospeum flachi C.A. Westerlund, 1886
Bythiospeum francomontanum (R. Bernasconi, 1973) Cerbere, France
Bythiospeum gardonense H. Girardi, 2009 France
Bythiospeum garnieri (G. Sayn, 1889) Europe
Bythiospeum gebharti H. Wagner, 1931 Europe
Bythiospeum geyeri (A. Fuchs, 1925) Austria
Bythiospeum gibbulum (K. Flach, 1886) Europe
Bythiospeum gloriae (E. Rolán& A. Martínez-Ortí, 2003) Spain, Valencia2 mm
Bythiospeum gonostoma (D. Geyer, 1905) France
Bythiospeum goviense (D. Geyer, 1907)
Bythiospeum haessleini (R. Zwanziger, 1939) Germany
Bythiospeum haeussleri (S. Clessin, 1890) Europe
Bythiospeum heldii (S. Clessin, 1909) Europe
Bythiospeum helveticum (S. Clessin, 1882) Europe
Bythiospeum hrustovoense P. Glöer & J. Grego, 2015 Bosnia and Herzegovina
Bythiospeum hungaricum (L. Soós, 1927) Hungary
Bythiospeum husmanni (C.R. Böttger, 1963) Europe
Bythiospeum iltchoi D.G. Georgiev & P. Glöer,2015
Bythiospeum iltchokolevi D.G. Georgiev & P. Glöer,2015