Julidae Leach, 1814
Cylindroiulus abaligetanus Verhoeff, 1901
Cylindroiulus abantensis Read, 1992
Cylindroiulus aetnensis Verhoeff, 1910
Cylindroiulus africanus Brölemann, 1897
Cylindroiulus ajderensis Golovatch, 1979
Cylindroiulus algerinus (Brölemann, 1898)
Cylindroiulus anglilectus Read, 2007
Cylindroiulus aostanus (Verhoeff, 1932)
Cylindroiulus apenninorum (Brölemann, 1897)
Cylindroiulus arborum Verhoeff, 1928
Cylindroiulus aternanus Verhoeff, 1930
Cylindroiulus attemsi Read, 2005
Cylindroiulus attenuatus Enghoff, 1982
Cylindroiulus bellus (Lignau, 1903)
Cylindroiulus besucheti Strasser, 1975
Cylindroiulus bicolor Lohmander, 1932
Cylindroiulus boleti (C. L. Koch, 1847)
Cylindroiulus boreoibericus Read, 2007
Cylindroiulus bouvieri (Brölemann, 1896)
Cylindroiulus brachyiuloides Enghoff, 1982
Cylindroiulus britannicus (Verhoeff, 1891)
Cylindroiulus brittanicus (Verhoeff, 1891)
Cylindroiulus broti (Humbert, 1893)
Cylindroiulus burzenlandicus Verhoeff, 1907
Cylindroiulus caeruleocinctus (Wood, 1864)
Cylindroiulus cambio Korsos & Read, 1994
Cylindroiulus cantonii (Brölemann, 1892)
Cylindroiulus caramujensis Lohmander, 1955
Cylindroiulus chalandei Ribaut, 1904
Cylindroiulus crassiphylacum Read, 1992
Cylindroiulus crista Read, 1992
Cylindroiulus cristagalli Enghoff, 1982
Cylindroiulus dahli Demange, 1970
Cylindroiulus decipiens (Berlese, 1886)
Cylindroiulus digitus Enghoff, 1982
Cylindroiulus dilutellus Golovatch, 1979
Cylindroiulus disjunctus Read, 1989
Cylindroiulus djebelensis Read, 2005
Cylindroiulus dubius (Verhoeff, 1930)
Cylindroiulus exiguus Enghoff, 1982
Cylindroiulus fenestratus Read, 1989
Cylindroiulus ferganus Lohmander, 1932
Cylindroiulus festai Manfedi, 1937
Cylindroiulus fimbriatus Enghoff, 1982
Cylindroiulus franzi Attems, 1952
Cylindroiulus fulviceps (Latzel, 1884)
Cylindroiulus gemellus Enghoff, 1982
Cylindroiulus generosensis (Verhoeff, 1901)
Cylindroiulus georgicus Golovatch, 1977
Cylindroiulus gestroi (Silvestri, 1898)
Cylindroiulus gigas (Verhoeff, 1932)
Cylindroiulus gregoryi Read, 2007
Cylindroiulus hirticauda Enghoff, 1982
Cylindroiulus hispanicus Ceuca, 1972
Cylindroiulus horvathi (Verhoeff, 1897)
Cylindroiulus ibericus Brolemann, 1913
Cylindroiulus iluronensis Brölemann, 1912
Cylindroiulus infernalis Lohmander, 1955
Cylindroiulus insolidus Lohmander, 1955
Cylindroiulus italicus (Latzel, 1884)
Cylindroiulus jijelensis Read, 2005
Cylindroiulus julipes Enghoff, 1982
Cylindroiulus kacheticus Lohmander, 1936
Cylindroiulus kappa Enghoff, 1982
Cylindroiulus kuschkensis Golovatch, 1978
Cylindroiulus lagrecai Manfredi, 1957
Cylindroiulus latestriatus (Curtis, 1845)
Cylindroiulus latro Attems, 1927
Cylindroiulus latzeli (Berlese, 1884)
Cylindroiulus laurisilvae Enghoff, 1982
Cylindroiulus limitaneus (Brölemann, 1905)
Cylindroiulus londinensis (Leach, 1815)
Cylindroiulus lundbladi Lohmander, 1955
Cylindroiulus luridus (C. L. Koch, 1847)
Cylindroiulus madeirae Attems, 1937
Cylindroiulus magnopulvinus Read, 1992
Cylindroiulus maurus Read, 2005
Cylindroiulus meinerti (Verhoeff, 1891)
Cylindroiulus molisius Verhoeff, 1932
Cylindroiulus molybdinus (C. L. Koch, 1847)
Cylindroiulus numerosis Enghoff, 1982
Cylindroiulus numerosus Enghoff, 1982
Cylindroiulus obscurior Enghoff, 1982
Cylindroiulus olgainna Read, 1992
Cylindroiulus orientalis Read, 1994
Cylindroiulus ouridae Read, 2005
Cylindroiulus pallidior Enghoff, 1982
Cylindroiulus parisiorum (Brölemann & Verhoeff, 1896)
Cylindroiulus partenkirchianus Verhoeff, 1901
Cylindroiulus parvoalgerinus Read, 2005
Cylindroiulus parvus Lohmander, 1928
Cylindroiulus pelatensis Verhoeff, 1930
Cylindroiulus perforatus Verhoeff, 1905
Cylindroiulus psilopygus (Latzel, 1886)
Cylindroiulus pterophylacum Read, 1992
Cylindroiulus punctatus (Leach, 1815)
Cylindroiulus pyrenaicus (Brölemann, 1897)
Cylindroiulus quadratistipes Enghoff, 1982
Cylindroiulus quadrus Read, 1992
Cylindroiulus rabacalensis Lohmander, 1955
Cylindroiulus rifanus Schubart, 1960
Cylindroiulus rubidicollis (Verhoeff, 1930)
Cylindroiulus rufifrons (C. L. Koch, 1847)
Cylindroiulus sagittarius (Brölemann, 1897)
Cylindroiulus salicivorus Verhoeff, 1907
Cylindroiulus sanctimichaelis Attems, 1927
Cylindroiulus sangranus Verhoeff, 1932
Cylindroiulus sardous (Silvestri, 1898)
Cylindroiulus schestoperovi Lohmander, 1932
Cylindroiulus schubarti Verhoeff, 1943
Cylindroiulus segregatus (Brölemann, 1903)
Cylindroiulus siculus (Silvestri, 1897)
Cylindroiulus solarius Verhoeff, 1942
Cylindroiulus solis (Verhoeff, 1908)
Cylindroiulus sorrentinus Verhoeff, 1912
Cylindroiulus speluncaris Lohmander, 1955
Cylindroiulus spinosus (Ribaut, 1904)
Cylindroiulus strasseri Verhoeff, 1930
Cylindroiulus syriacus Verhoeff, 1923
Cylindroiulus tirolensis (Verhoeff, 1894)
Cylindroiulus toscanus Attems, 1927
Cylindroiulus transmarinus Enghoff, 1982
Cylindroiulus treptoflagellum Read, 1992
Cylindroiulus tricuspis (Verhoeff, 1932)
Cylindroiulus truncorum (Silvestri, 1896)
Cylindroiulus tunetanus Attems, 1908
Cylindroiulus turinensis (Brölemann, 1897)
Cylindroiulus unciger Attems, 1952
Cylindroiulus uncinatus Strasser, 1969
Cylindroiulus uroxiphos Enghoff, 1982
Cylindroiulus velatus Enghoff, 1982
Cylindroiulus ventaneana Read, 2007
Cylindroiulus verhoeffi (Brölemann, 1896)
Cylindroiulus vulnerarius (Berlese, 1888)
Cylindroiulus waldeni Read, 1989
Cylindroiulus xynon Read, 1989
Cylindroiulus ynnox Read, 1989
Cylindroiulus zarcoi Read, 1989
Cylindroiulus zinalensis (Faes, 1902)