- family: Linyphiidae
- genus: Diplocephalus
- species: Diplocephalus algericus Bosmans, 1996
- species: Diplocephalus alpinus (O. P.-Cambridge, 1872)
- species: Diplocephalus alpinus strandi Kolosváry, 1937
- species: Diplocephalus alpinus subrufus Rosca, 1935
- species: Diplocephalus altimontanus Deltshev, 1984
- species: Diplocephalus arnoi Isaia, 2005
- species: Diplocephalus arvernus Denis, 1948
- species: Diplocephalus barbiger (Roewer, 1955)
- species: Diplocephalus bicephalus (Simon, 1884)
- species: Diplocephalus bicurvatus Bösenberg & Strand, 1906
- species: Diplocephalus bifurcatus Tanasevitch, 1989
- species: Diplocephalus caecus Denis, 1952
- species: Diplocephalus caucasicus Tanasevitch, 1987
- species: Diplocephalus connatus Bertkau, 1889
- species: Diplocephalus connatus jacksoni O. P.-Cambridge, 1903
- species: Diplocephalus crassilobus (Simon, 1884)
- species: Diplocephalus cristatus (Blackwall, 1833)
- species: Diplocephalus cristatus angusticeps Holm, 1973
- species: Diplocephalus culminicola Simon, 1884
- species: Diplocephalus dentatus Tullgren, 1955
- species: Diplocephalus foraminifer (O. P.-Cambridge, 1875)
- species: Diplocephalus foraminifer thyrsiger (Simon, 1884)
- species: Diplocephalus graecus (O. P.-Cambridge, 1872)
- species: Diplocephalus gravidus Strand, in Bösenberg & Strand, 1906
- species: Diplocephalus helleri (L. Koch, 1869)
- species: Diplocephalus hispidulus Saito & Ono, 2001
- species: Diplocephalus hungaricus Kulczynski, 1915
- species: Diplocephalus lancearius (Simon, 1884)
- species: Diplocephalus latifrons (O. P.-Cambridge, 1863)
- species: Diplocephalus longicarpus (Simon, 1884)
- species: Diplocephalus lusiscus (Simon, 1872)
- species: Diplocephalus marusiki Eskov, 1988
- species: Diplocephalus mirabilis Eskov, 1988
- species: Diplocephalus montaneus Tanasevitch, 1992
- species: Diplocephalus montanus Eskov, 1988
- species: Diplocephalus mystacinus (Simon, 1884)
- species: Diplocephalus pavesii Pesarini, 1996
- species: Diplocephalus permixtus (O. P.-Cambridge, 1871)
- species: Diplocephalus picinus (Blackwall, 1841)
- species: Diplocephalus procer (Simon, 1884)
- species: Diplocephalus protuberans (O. P.-Cambridge, 1875)
- species: Diplocephalus pseudocrassilobus Gnelitsa, 2006
- species: Diplocephalus pullinus Simon, 1918
- species: Diplocephalus rectilobus (Simon, 1884)
- species: Diplocephalus rostratus Schenkel, 1934
- species: Diplocephalus semiglobosus (Westring, 1861)
- species: Diplocephalus sphagnicola Eskov, 1988
- species: Diplocephalus subrostratus (O. P.-Cambridge, 1873)
- species: Diplocephalus tiberinus (Caporiacco, 1936)
- species: Diplocephalus transcaucasicus Tanasevitch, 1990
- species: Diplocephalus turcicus Brignoli, 1972
- species: Diplocephalus uliginosus Eskov, 1988