Bythiospeum excessum (F. Mahler, 1951)
Bythiospeum exiguum (D. Geyer, 1904)
Bythiospeum fernetense H. Girardi, 2009
Bythiospeum flachi C.A. Westerlund, 1886
Bythiospeum francomontanum (R. Bernasconi, 1973)
Bythiospeum gardonense H. Girardi, 2009
Bythiospeum garnieri (G. Sayn, 1889)
Bythiospeum gebharti H. Wagner, 1931
Bythiospeum geyeri (A. Fuchs, 1925)
Bythiospeum gibbulum (K. Flach, 1886)
Bythiospeum gloriae (E. Rolán& A. Martínez-Ortí, 2003)
Bythiospeum gonostoma (D. Geyer, 1905)
Bythiospeum goviense (D. Geyer, 1907)
Bythiospeum haessleini (R. Zwanziger, 1939)
Bythiospeum haeussleri (S. Clessin, 1890)
Bythiospeum heldii (S. Clessin, 1909)
Bythiospeum helveticum (S. Clessin, 1882)
Bythiospeum hrustovoense P. Glöer & J. Grego, 2015
Bythiospeum hungaricum (L. Soós, 1927)
Bythiospeum husmanni (C.R. Böttger, 1963)
Bythiospeum iltchoi D.G. Georgiev & P. Glöer,2015
Bythiospeum iltchokolevi D.G. Georgiev & P. Glöer,2015
Bythiospeum jazzi D.G. Georgiev & P. Glöer,2013
Bythiospeum josianae Callot-Girardi, Wienin, Girardi& Racamond, 2017
Bythiospeum juliae D.G. Georgiev & P. Glöer,2015
Bythiospeum klemmi (H.D. Boeters, 1969)
Bythiospeum kolevi D.G. Georgiev, 2013
Bythiospeum kraussi (C.D. Weinland, 1883)
Bythiospeum labiatum (D. Geyer, 1904)
Bythiospeum lamperti (D. Geyer, 1907)
Bythiospeum leruthi (C.R. Böttger, 1940)
Bythiospeum maroskoi P. Glöer & J. Grego, 2015
Bythiospeum meratensis E. Pezzoli, 2004
Bythiospeum michaelleae H. Girardi, 2002
Bythiospeum michaudi (É.A.A. Locard, 1882)