World Spider Catalog - Names Listing

family: Theridiidae
- genus: Theridion
  - species: Theridion abruptum Simon, 1884
  - species: Theridion accoense Levy, 1985
  - species: Theridion acutitarse Simon, 1900
  - species: Theridion adjacens (O. P.-Cambridge, 1896)
  - species: Theridion adrianopoli Drensky, 1915
  - species: Theridion aeolium Levi, 1963
  - species: Theridion agrarium Levi, 1963
  - species: Theridion agreste Nicolet, 1849
  - species: Theridion agrifoliae Levi, 1957
  - species: Theridion akme Levi, 1959
  - species: Theridion akron Levi, 1959
  - species: Theridion albidorsum Strand, 1909
  - species: Theridion albidum Banks, 1895
  - species: Theridion albioculum Zhu, 1998
  - species: Theridion albipes L. Koch, 1878
  - species: Theridion albocinctum Urquhart, 1892
  - species: Theridion albodecoratum Rainbow, 1916
  - species: Theridion albolineatum Nicolet, 1849
  - species: Theridion albolineolatum Caporiacco, 1940
  - species: Theridion albomaculosum O. P.-Cambridge, 1869
  - species: Theridion albopictum Thorell, 1898
  - species: Theridion albostriatum (L. Koch, 1867)
  - species: Theridion albulum O. P.-Cambridge, 1898
  - species: Theridion altum Levi, 1963
  - species: Theridion amarga Levi, 1967
  - species: Theridion amatitlan Levi, 1963
  - species: Theridion ambiguum Nicolet, 1849
  - species: Theridion ampascachi Mello-Leitao, 1941
  - species: Theridion ampliatum Urquhart, 1892
  - species: Theridion angusticeps Caporiacco, 1949
  - species: Theridion angustifrons Caporiacco, 1934
  - species: Theridion annulipes O. P.-Cambridge, 1869
  - species: Theridion anson Levi, 1967
  - species: Theridion antillanum Simon, 1894
  - species: Theridion antron Levi, 1963
  - species: Theridion apiculatum Roewer, 1942
  - species: Theridion aporum Levi, 1963
  - species: Theridion apostoli Mello-Leitao, 1945
  - species: Theridion apulco Levi, 1959
  - species: Theridion aragua Levi, 1963
  - species: Theridion archeri Levi, 1959
  - species: Theridion argentatulum Roewer, 1942
  - species: Theridion arizonense Levi, 1957
  - species: Theridion artum Levi, 1959
  - species: Theridion aruanum Strand, 1911
  - species: Theridion arushae Caporiacco, 1947
  - species: Theridion asbolodes Rainbow, 1917
  - species: Theridion astrigerum Thorell, 1895
  - species: Theridion atratum Thorell, 1877
  - species: Theridion attritum (Simon, 1908)
  - species: Theridion auberti Simon, 1904
  - species: Theridion aulos Levi, 1963
  - species: Theridion australe Banks, 1899
  - species: Theridion baccula Thorell, 1887
  - species: Theridion baltasarense Levi, 1963
  - species: Theridion banksi Berland, 1920
  - species: Theridion barbarae Levi, 1959
  - species: Theridion beebei Levi, 1963
  - species: Theridion bellatulum Levi, 1963
  - species: Theridion bergi Levi, 1963
  - species: Theridion berlandi Roewer, 1942
  - species: Theridion betteni Wiehle, 1960
  - species: Theridion bicruciatum Roewer, 1961
  - species: Theridion bidepressum Yin, Peng & Zhang, 2005
  - species: Theridion biezankoi Levi, 1963
  - species: Theridion biforaminum Gao & Zhu, in Zhu, Gao & Guan, 1993
  - species: Theridion biolleyi Banks, 1909
  - species: Theridion biseriatum Thorell, 1890
  - species: Theridion bitakum Barrion & Litsinger, 1995
  - species: Theridion blackwalli O. P.-Cambridge, 1871
  - species: Theridion blaisei Simon, 1909
  - species: Theridion boesenbergi Strand, 1904
  - species: Theridion bolivari Levi, 1959
  - species: Theridion bolum Levi, 1963
  - species: Theridion bomae Schmidt, 1957
  - species: Theridion botanicum Levi, 1963
  - species: Theridion brachypus Thorell, 1887
  - species: Theridion bradyanum Strand, 1907
  - species: Theridion brunellii Caporiacco, 1940
  - species: Theridion brunneonigrum Caporiacco, 1949
  - species: Theridion bryantae Roewer, 1951
  - species: Theridion bullatum Tullgren, 1910
  - species: Theridion buxtoni Berland, 1929
  - species: Theridion calcynatum Holmberg, 1876
  - species: Theridion californicum Banks, 1904
  - species: Theridion caliginosum Marples, 1955
  - species: Theridion cameronense Levi, 1957
  - species: Theridion campestratum Simon, 1900
  - species: Theridion caplandense Strand, 1907
  - species: Theridion carinatum Yin, Peng & Zhang, 2005
  - species: Theridion carpathium Brignoli, 1984
  - species: Theridion cassinicola Simon, 1907
  - species: Theridion castaneum Franganillo, 1931
  - species: Theridion catharina Marples, 1955
  - species: Theridion cavipalpe (Cambridge, 1902)
  - species: Theridion cazieri Levi, 1959
  - species: Theridion centrum Levi, 1959
  - species: Theridion chacoense Levi, 1963
  - species: Theridion chakinuense Wunderlich, 1995
  - species: Theridion chamberlini Caporiacco, 1949
  - species: Theridion charitonowi Caporiacco, 1949
  - species: Theridion cheimatos Gertsch & Archer, 1942
  - species: Theridion cheni Zhu, 1998
  - species: Theridion chihuahua Levi, 1959
  - species: Theridion chiriqui Levi, 1959
  - species: Theridion chonetum Zhu, 1998
  - species: Theridion choroni Levi, 1963
  - species: Theridion cinctipes Banks, 1898
  - species: Theridion cinereum Thorell, 1875
  - species: Theridion circumtextum Simon, 1907
  - species: Theridion climacode Thorell, 1898
  - species: Theridion clivalum Zhu, 1998
  - species: Theridion cloxum Roberts, 1983
  - species: Theridion clypeatellum Tullgren, 1910
  - species: Theridion cochise Levi, 1963
  - species: Theridion cochrum Levi, 1963
  - species: Theridion cocosense Strand, 1906
  - species: Theridion coenosum Thorell, 1887
  - species: Theridion cohni Levi, 1963
  - species: Theridion coldeniae Baert & Maelfait, 1986
  - species: Theridion comstocki Berland, 1920
  - species: Theridion confusum O. P.-Cambridge, 1885
  - species: Theridion conigerum Simon, 1914
  - species: Theridion contreras Levi, 1959
  - species: Theridion convexellum Roewer, 1942
  - species: Theridion convexisternum Caporiacco, 1949
  - species: Theridion corcyraeum Brignoli, 1984
  - species: Theridion costaricaense Levi, 1963
  - species: Theridion cowlesae Levi, 1957
  - species: Theridion coyoacan Levi, 1959
  - species: Theridion crinigerum Simon, 1881
  - species: Theridion cruciferum Urquhart, 1886
  - species: Theridion crucum Levi, 1959
  - species: Theridion cuspulatum Schmidt & Krause, 1998
  - species: Theridion cuyutlan Levi, 1963
  - species: Theridion cynicum Gertsch & Mulaik, 1936
  - species: Theridion dafnense Levy & Amitai, 1982
  - species: Theridion darolense Strand, 1906
  - species: Theridion davisorum Levi, 1959
  - species: Theridion dayongense Zhu, 1998
  - species: Theridion decemmaculatum Thorell, 1890
  - species: Theridion decemperlatum (Simon, 1889)
  - species: Theridion dedux O. P.-Cambridge, 1904
  - species: Theridion delicatum O. P.-Cambridge, 1904
  - species: Theridion derhami Simon, 1895
  - species: Theridion diadematum Chrysanthus, 1963
  - species: Theridion dianiphum Rainbow, 1916
  - species: Theridion differens Emerton, 1882
  - species: Theridion dilucidum Simon, 1897
  - species: Theridion dilutum Levi, 1957
  - species: Theridion dividuum Gertsch & Archer, 1942
  - species: Theridion dominica Levi, 1963
  - species: Theridion dreisbachi Levi, 1959
  - species: Theridion dubium Bradley, 1877
  - species: Theridion dukouense Zhu, 1998
  - species: Theridion dulcineum Gertsch & Archer, 1942
  - species: Theridion durbanicum Lawrence, 1947
  - species: Theridion ecuadorense Levi, 1963
  - species: Theridion egyptium Fawzy & El Erksousy, 2002
  - species: Theridion electum (O. P.-Cambridge, 1896)
  - species: Theridion elegantissimum Roewer, 1942
  - species: Theridion elevatum Thorell, 1881
  - species: Theridion elimatum L. Koch, 1882
  - species: Theridion elisabethae Roewer, 1951
  - species: Theridion elli Sedgwick, 1973
  - species: Theridion ellicottense Dobyns & Bond, 1996
  - species: Theridion emertoni Berland, 1920
  - species: Theridion epiense Berland, 1938
  - species: Theridion eremum Levi, 1963
  - species: Theridion eugeni Roewer, 1942
  - species: Theridion evexum Keyserling, 1884
  - species: Theridion excavatum Cambridge, 1902
  - species: Theridion exlineae Levi, 1963
  - species: Theridion expallidatum O. P.-Cambridge, 1885
  - species: Theridion familiare O. P.-Cambridge, 1871
  - species: Theridion fastosum Keyserling, 1884
  - species: Theridion fatuhivaense Berland, 1933
  - species: Theridion femorale Thorell, 1881
  - species: Theridion femoratissimum Caporiacco, 1949
  - species: Theridion fernandense Simon, 1907
  - species: Theridion filum Levi, 1963
  - species: Theridion flabelliferum Urquhart, 1887
  - species: Theridion flavonotatum Becker, 1879
  - species: Theridion flavoornatum Thorell, 1898
  - species: Theridion fornicatum Simon, 1884
  - species: Theridion frio Levi, 1959
  - species: Theridion frizzellorum Levi, 1963
  - species: Theridion frondeum Hentz, 1850
  - species: Theridion fruticum Simon, 1890
  - species: Theridion fungosum Keyserling, 1886
  - species: Theridion furfuraceum Simon, 1914
  - species: Theridion fuscodecoratum Rainbow, 1916
  - species: Theridion fuscomaculatum Rainbow, 1916
  - species: Theridion fuscum Franganillo, 1930
  - species: Theridion gabardi Simon, 1895
  - species: Theridion galerum Levi, 1959
  - species: Theridion gekkonicum Levy & Amitai, 1982
  - species: Theridion geminipunctum Chamberlin, 1924
  - species: Theridion genistae Simon, 1873
  - species: Theridion genistae turanicum Charitonov, 1946
  - species: Theridion gentile Simon, 1881
  - species: Theridion gertschi Levi, 1959
  - species: Theridion gibbum Rainbow, 1916
  - species: Theridion gigantipes Keyserling, 1890
  - species: Theridion giraulti Rainbow, 1916
  - species: Theridion glaciale Caporiacco, 1934
  - species: Theridion glaucescens Becker, 1879
  - species: Theridion glaucinum Simon, 1881
  - species: Theridion goodnightorum Levi, 1957
  - species: Theridion gracilipes Urquhart, 1889
  - species: Theridion grallator Simon, 1900
  - species: Theridion gramineum Zhu, 1998
  - species: Theridion grammatophorum Simon, 1909
  - species: Theridion grancanariense Wunderlich, 1987
  - species: Theridion grandiosum Levi, 1963
  - species: Theridion grecia Levi, 1959
  - species: Theridion gyirongense Hu & Li, 1987
  - species: Theridion hainenense Zhu, 1998
  - species: Theridion haleakalense Simon, 1900
  - species: Theridion hannoniae Denis, 1944
  - species: Theridion hartmeyeri Simon, 1908
  - species: Theridion hassleri Levi, 1963
  - species: Theridion hebridisianum Berland, 1938
  - species: Theridion helophorum Thorell, 1895
  - species: Theridion hemerobium Simon, 1914
  - species: Theridion hermonense Levy, 1991
  - species: Theridion hewitti Caporiacco, 1949
  - species: Theridion hidalgo Levi, 1957
  - species: Theridion hierichonticum Levy & Amitai, 1982
  - species: Theridion hispidum O. P.-Cambridge, 1898
  - species: Theridion histrionicum Thorell, 1875
  - species: Theridion hondurense Levi, 1959
  - species: Theridion hopkinsi Berland, 1929
  - species: Theridion hotanense Zhu & Zhou, 1993
  - species: Theridion huanuco Levi, 1963
  - species: Theridion hufengensis Tang, Yin & Peng, 2005
  - species: Theridion hui Zhu, 1998
  - species: Theridion humboldti Levi, 1967
  - species: Theridion hummeli Schenkel, 1936
  - species: Theridion idiotypum Rainbow, 1917
  - species: Theridion illecebrosum Simon, 1886
  - species: Theridion impegrum Keyserling, 1886
  - species: Theridion impressithorax Simon, 1895
  - species: Theridion impressum L. Koch, 1881
  - species: Theridion incanescens Simon, 1890
  - species: Theridion incertissimum (Caporiacco, 1954)
  - species: Theridion incertum O. P.-Cambridge, 1885
  - species: Theridion incomtum (O. P.-Cambridge, 1896)
  - species: Theridion inconspicuum Thorell, 1898
  - species: Theridion indicum Tikader, 1977
  - species: Theridion innocuum Thorell, 1875
  - species: Theridion inquinatum Thorell, 1878
  - species: Theridion inquinatum continentale Strand, 1907
  - species: Theridion insignitarse Simon, 1907
  - species: Theridion intritum (Bishop & Crosby, 1926)
  - species: Theridion iramon Levi, 1963
  - species: Theridion ischagosum Barrion & Litsinger, 1995
  - species: Theridion isorium Levi, 1963
  - species: Theridion istokpoga Levi, 1957
  - species: Theridion italiense Wunderlich, 1995
  - species: Theridion jordanense Levy & Amitai, 1982
  - species: Theridion kambalum Barrion & Litsinger, 1995
  - species: Theridion karamayense Zhu, 1998
  - species: Theridion kauaiense Simon, 1900
  - species: Theridion kawea Levi, 1957
  - species: Theridion kibonotense Tullgren, 1910
  - species: Theridion kiliani Müller & Heimer, 1990
  - species: Theridion kobrooricum Strand, 1911
  - species: Theridion kochi Roewer, 1942
  - species: Theridion kollari Doleschall, 1852
  - species: Theridion kraepelini Simon, 1905
  - species: Theridion kraussi Marples, 1957
  - species: Theridion lacticolor Berland, 1920
  - species: Theridion laevigatum Blackwall, 1870
  - species: Theridion lago Levi, 1963
  - species: Theridion lamperti Strand, 1906
  - species: Theridion lanceatum Zhang & Zhu, 2007
  - species: Theridion lapidicola Kulczynski, 1887
  - species: Theridion latisternum Caporiacco, 1934
  - species: Theridion lawrencei Gertsch & Archer, 1942
  - species: Theridion leechi Gertsch & Archer, 1942
  - species: Theridion leguiai Chamberlin, 1916
  - species: Theridion lenzianum Strand, 1907
  - species: Theridion leones Levi, 1959
  - species: Theridion leucophaeum Simon, 1905
  - species: Theridion leve Blackwall, 1877
  - species: Theridion leviorum Gertsch & Riechert, 1976
  - species: Theridion liaoyuanense (Zhu & Yu, 1982)
  - species: Theridion limatum Tullgren, 1910
  - species: Theridion limitatum L. Koch, 1872
  - species: Theridion linaresense Levi, 1963
  - species: Theridion linzhiense Hu, 2001
  - species: Theridion llano Levi, 1957
  - species: Theridion lomirae Roewer, 1938
  - species: Theridion longicrure Marples, 1956
  - species: Theridion longihirsutum Strand, 1907
  - species: Theridion longipalpum Zhu, 1998
  - species: Theridion longipedatum Roewer, 1942
  - species: Theridion ludekingi Thorell, 1890
  - species: Theridion ludius Simon, 1880
  - species: Theridion lumabani Barrion & Litsinger, 1995
  - species: Theridion luteitarse Schmidt & Krause, 1995
  - species: Theridion macei Simon, 1895
  - species: Theridion machu Levi, 1963
  - species: Theridion macropora Tang, Yin & Peng, 2006
  - species: Theridion macuchi Levi, 1963
  - species: Theridion maculiferum Roewer, 1942
  - species: Theridion magdalenense Müller & Heimer, 1990
  - species: Theridion maindroni Simon, 1905
  - species: Theridion manjithar Tikader, 1970
  - species: Theridion manonoense Marples, 1955
  - species: Theridion maranum Levi, 1963
  - species: Theridion maron Levi, 1963
  - species: Theridion martini Levi, 1959
  - species: Theridion mataafa Marples, 1955
  - species: Theridion mauense Caporiacco, 1949
  - species: Theridion mauiense Simon, 1900
  - species: Theridion mehlum Roberts, 1983
  - species: Theridion melanoplax Schmidt & Krause, 1996
  - species: Theridion melanoprorum Thorell, 1895
  - species: Theridion melanoprorum orientale Simon, 1909
  - species: Theridion melanosternon Mello-Leitao, 1947
  - species: Theridion melanostictum O. P.-Cambridge, 1876
  - species: Theridion melanurum Hahn, 1831
  - species: Theridion melinum Simon, 1900
  - species: Theridion mendozae Berland, 1933
  - species: Theridion meneghettii Caporiacco, 1949
  - species: Theridion metabolum Chamberlin & Ivie, 1936
  - species: Theridion metator Simon, 1907
  - species: Theridion michelbacheri Levi, 1957
  - species: Theridion micheneri Levi, 1963
  - species: Theridion minutissimum Keyserling, 1884
  - species: Theridion minutulum Thorell, 1895
  - species: Theridion miserum Thorell, 1898
  - species: Theridion modestum (Simon, 1894)
  - species: Theridion molliculum Thorell, 1899
  - species: Theridion mollissimum L. Koch, 1872
  - species: Theridion montanum Emerton, 1882
  - species: Theridion monzonense Levi, 1963
  - species: Theridion mortuale Simon, 1908
  - species: Theridion morulum O. P.-Cambridge, 1898
  - species: Theridion murarium Emerton, 1882
  - species: Theridion musivivoides Schmidt & Krause, 1995
  - species: Theridion musivivum Schmidt, 1956
  - species: Theridion musivum Simon, 1873
  - species: Theridion myersi Levi, 1957
  - species: Theridion mystaceum L. Koch, 1870
  - species: Theridion mysteriosum Schmidt, 1971
  - species: Theridion nadleri Levi, 1959
  - species: Theridion nagorum Roberts, 1983
  - species: Theridion nasinotum Caporiacco, 1949
  - species: Theridion nasutum Wunderlich, 1995
  - species: Theridion necijaense Barrion & Litsinger, 1995
  - species: Theridion negebense Levy & Amitai, 1982
  - species: Theridion neomexicanum Banks, 1901
  - species: Theridion neshamini Levi, 1957
  - species: Theridion nesticum Levi, 1963
  - species: Theridion nigriceps Keyserling, 1891
  - species: Theridion nigroannulatum Keyserling, 1884
  - species: Theridion nigroplagiatum Caporiacco, 1949
  - species: Theridion nigropunctatum Lucas, 1846
  - species: Theridion nigropunctulatum Thorell, 1898
  - species: Theridion nigrosacculatum Tullgren, 1910
  - species: Theridion nigrovariegatum Simon, 1873
  - species: Theridion nilgherinum Simon, 1905
  - species: Theridion niphocosmum Rainbow, 1916
  - species: Theridion niveopunctatum Thorell, 1898
  - species: Theridion niveum O. P.-Cambridge, 1898
  - species: Theridion nivosum Rainbow, 1916
  - species: Theridion nodiferum Simon, 1895
  - species: Theridion nojimai Yoshida, 1999
  - species: Theridion nudum Levi, 1959
  - species: Theridion oatesi Thorell, 1895
  - species: Theridion obscuratum Zhu, 1998
  - species: Theridion ochreolum Levy & Amitai, 1982
  - species: Theridion octoferum Strand, 1909
  - species: Theridion odoratum Zhu, 1998
  - species: Theridion ohlerti Thorell, 1870
  - species: Theridion ohlerti lundbecki Sorensen, 1898
  - species: Theridion olaup Levi, 1963
  - species: Theridion omiltemi Levi, 1959
  - species: Theridion onticolum Levi, 1963
  - species: Theridion opolon Levi, 1963
  - species: Theridion opuntia Levi, 1963
  - species: Theridion orgea (Levi, 1967)
  - species: Theridion orlando (Archer, 1950)
  - species: Theridion osprum Levi, 1963
  - species: Theridion oswaldocruzi Levi, 1963
  - species: Theridion otsospotum Barrion & Litsinger, 1995
  - species: Theridion palanum Roberts, 1983
  - species: Theridion palgongense Paik, 1996
  - species: Theridion pallidulum Roewer, 1942
  - species: Theridion palmgreni Marusik & Cellarius, 1986
  - species: Theridion pandani Simon, 1895
  - species: Theridion panganii Caporiacco, 1947
  - species: Theridion paraense Levi, 1963
  - species: Theridion parvulum Blackwall, 1870
  - species: Theridion parvum Keyserling, 1884
  - species: Theridion patrizii Caporiacco, 1933
  - species: Theridion pelaezi Levi, 1963
  - species: Theridion pennsylvanicum Emerton, 1913
  - species: Theridion perkinsi Simon, 1900
  - species: Theridion pernambucum Levi, 1963
  - species: Theridion perpusillum Simon, 1885
  - species: Theridion petraeum L. Koch, 1872
  - species: Theridion petrunkevitchi Berland, 1920
  - species: Theridion phaeostomum Simon, 1909
  - species: Theridion pictipes Keyserling, 1884
  - species: Theridion pictum (Walckenaer, 1802)
  - species: Theridion pigrum Keyserling, 1886
  - species: Theridion pilatum Urquhart, 1893
  - species: Theridion piligerum Frauenfeld, 1867
  - species: Theridion piliphilum Strand, 1907
  - species: Theridion pinastri L. Koch, 1872
  - species: Theridion pinguiculum Simon, 1909
  - species: Theridion pinicola Simon, 1873
  - species: Theridion pires Levi, 1963
  - species: Theridion piriforme Berland, 1938
  - species: Theridion plaumanni Levi, 1963
  - species: Theridion plectile Simon, 1909
  - species: Theridion plumipes Hasselt, 1882
  - species: Theridion pluviale Tullgren, 1910
  - species: Theridion poecilum Zhu, 1998
  - species: Theridion porphyreticum Urquhart, 1889
  - species: Theridion positivum Chamberlin, 1924
  - species: Theridion posticatum Simon, 1900
  - species: Theridion postmarginatum Tullgren, 1910
  - species: Theridion praeclusum Tullgren, 1910
  - species: Theridion praemite Simon, 1907
  - species: Theridion praetextum Simon, 1900
  - species: Theridion praetextum concolor Simon, 1900
  - species: Theridion prominens Blackwall, 1870
  - species: Theridion proximum Lawrence, 1964
  - species: Theridion puellae Locket, 1980
  - species: Theridion pulanense Hu, 2001
  - species: Theridion pumilio Urquhart, 1886
  - species: Theridion punctipes Emerton, 1924
  - species: Theridion punicapunctatum Urquhart, 1891
  - species: Theridion punongpalayum Barrion & Litsinger, 1995
  - species: Theridion purcelli O. P.-Cambridge, 1904
  - species: Theridion pyramidale L. Koch, 1867
  - species: Theridion pyrenaeum Denis, 1944
  - species: Theridion qingzangense Hu, 2001
  - species: Theridion quadratum (O. P.-Cambridge, 1882)
  - species: Theridion quadrilineatum Lenz, 1886
  - species: Theridion quadripapulatum Thorell, 1895
  - species: Theridion quadripartitum Keyserling, 1891
  - species: Theridion rabuni Chamberlin & Ivie, 1944
  - species: Theridion rafflesi Simon, 1899
  - species: Theridion rampum Levi, 1963
  - species: Theridion ravum Levi, 1963
  - species: Theridion refugum Drensky, 1929
  - species: Theridion reinhardti Charitonov, 1946
  - species: Theridion resum Levi, 1959
  - species: Theridion retreatense Strand, 1909
  - species: Theridion retrocitum Simon, 1909
  - species: Theridion rhodonotum Simon, 1909
  - species: Theridion ricense Levi, 1959
  - species: Theridion rossi Levi, 1963
  - species: Theridion rostriferum Simon, 1895
  - species: Theridion rothi Levi, 1959
  - species: Theridion rubiginosum Keyserling, 1884
  - species: Theridion rubrum (Keyserling, 1886)
  - species: Theridion rurrenabaque Levi, 1963
  - species: Theridion ruwenzoricola Strand, 1913
  - species: Theridion saanichum Chamberlin & Ivie, 1947
  - species: Theridion sabinjonis Strand, 1913
  - species: Theridion sadani Monga & Singh, 1989
  - species: Theridion samoense Berland, 1929
  - species: Theridion sanctum Levi, 1959
  - species: Theridion sangzhiense Zhu, 1998
  - species: Theridion sardis Chamberlin & Ivie, 1944
  - species: Theridion saropus Thorell, 1887
  - species: Theridion schlingeri Levi, 1963
  - species: Theridion schrammeli Levi, 1963
  - species: Theridion sciaphilum Benoit, 1977
  - species: Theridion semitinctum Simon, 1914
  - species: Theridion senckenbergi Levi, 1963
  - species: Theridion septempunctatum Berland, 1933
  - species: Theridion serpatusum Guan & Zhu, in Zhu, Gao & Guan, 1993
  - species: Theridion sertatum Simon, 1909
  - species: Theridion setiferum Roewer, 1942
  - species: Theridion setosum L. Koch, 1872
  - species: Theridion setum Zhu, 1998
  - species: Theridion seximaculatum Zhu, 1998
  - species: Theridion sibiricum Marusik, 1988
  - species: Theridion sinaloa Levi, 1959
  - species: Theridion sisyphium (Clerck, 1757)
  - species: Theridion sisyphium foliiferum Thorell, 1875
  - species: Theridion sisyphium torandae Strand, 1917
  - species: Theridion soaresi Levi, 1963
  - species: Theridion societatis Berland, 1934
  - species: Theridion solium Benoit, 1977
  - species: Theridion spinigerum Rainbow, 1916
  - species: Theridion spinitarse O. P.-Cambridge, 1876
  - species: Theridion spinosissimum Caporiacco, 1934
  - species: Theridion squalidum Urquhart, 1886
  - species: Theridion stamotum Levi, 1963
  - species: Theridion stannardi Levi, 1963
  - species: Theridion strepitus Peck & Shear, 1987
  - species: Theridion striatum Keyserling, 1884
  - species: Theridion styligerum Cambridge, 1902
  - species: Theridion subitum O. P.-Cambridge, 1885
  - species: Theridion submirabile Zhu & Song, in Song, Zhu & Li, 1993
  - species: Theridion submissum Gertsch & Davis, 1936
  - species: Theridion subpingue Simon, 1908
  - species: Theridion subradiatum Simon, 1901
  - species: Theridion subrotundum Keyserling, 1891
  - species: Theridion subvittatum Simon, 1889
  - species: Theridion sulawesiense Marusik & Penney, 2005
  - species: Theridion swarczewskii Wierzbicki, 1902
  - species: Theridion t-notatum Thorell, 1895
  - species: Theridion taegense Paik, 1996
  - species: Theridion tahitiae Berland, 1934
  - species: Theridion tamerlani Roewer, 1942
  - species: Theridion tayrona Müller & Heimer, 1990
  - species: Theridion tebanum Levi, 1963
  - species: Theridion teliferum Simon, 1895
  - species: Theridion tenellum C. L. Koch, 1841
  - species: Theridion tenuissimum Thorell, 1898
  - species: Theridion teresae Levi, 1963
  - species: Theridion tessellatum Thorell, 1899
  - species: Theridion teutanoides Caporiacco, 1949
  - species: Theridion thaleri Marusik, 1988
  - species: Theridion thalia Workman, 1878
  - species: Theridion theridioides (Keyserling, 1890)
  - species: Theridion thorelli L. Koch, 1865
  - species: Theridion tigrae Esyunin & Efimik, 1996
  - species: Theridion tikaderi Patel, 1973
  - species: Theridion timpanogos Levi, 1957
  - species: Theridion tinctorium Keyserling, 1891
  - species: Theridion todinum Simon, 1880
  - species: Theridion topo Levi, 1963
  - species: Theridion torosum Keyserling, 1884
  - species: Theridion trahax Blackwall, 1866
  - species: Theridion transgressum Petrunkevitch, 1911
  - species: Theridion trepidum O. P.-Cambridge, 1898
  - species: Theridion triangulare Franganillo, 1936
  - species: Theridion trifile Simon, 1907
  - species: Theridion trigonicum Thorell, 1890
  - species: Theridion tristani Levi, 1959
  - species: Theridion triviale Thorell, 1881
  - species: Theridion trizonatum Caporiacco, 1949
  - species: Theridion tubicola Doleschall, 1859
  - species: Theridion tungurahua Levi, 1963
  - species: Theridion turrialba Levi, 1959
  - species: Theridion uber Keyserling, 1884
  - species: Theridion uhligi Martin, 1974
  - species: Theridion umbilicus Levi, 1963
  - species: Theridion uncatum Cambridge, 1902
  - species: Theridion undatum Zhu, 1998
  - species: Theridion undulanotum Roewer, 1942
  - species: Theridion urnigerum Thorell, 1898
  - species: Theridion ursoi Caporiacco, 1947
  - species: Theridion urucum Levi, 1963
  - species: Theridion usitum Strand, 1913
  - species: Theridion utcuyacu Levi, 1963
  - species: Theridion valleculum Levi, 1959
  - species: Theridion vallisalinarum Levy & Amitai, 1982
  - species: Theridion vanhoeffeni Strand, 1909
  - species: Theridion varians Hahn, 1833
  - species: Theridion varians cyrenaicum Caporiacco, 1933
  - species: Theridion varians melanotum Strand, 1907
  - species: Theridion varians rusticum Simon, 1873
  - species: Theridion ventricosum Rainbow, 1916
  - species: Theridion vespertinum Levy, 1985
  - species: Theridion viridanum Urquhart, 1887
  - species: Theridion volubile Keyserling, 1884
  - species: Theridion vosserleri Strand, 1907
  - species: Theridion vossi Strand, 1907
  - species: Theridion vossioni Simon, 1884
  - species: Theridion vulvum Levi, 1959
  - species: Theridion weberi Thorell, 1892
  - species: Theridion weyrauchi Levi, 1963
  - species: Theridion whitcombi Sedgwick, 1973
  - species: Theridion wiehlei Schenkel, 1938
  - species: Theridion workmani Thorell, 1887
  - species: Theridion xianfengense Zhu & Song, 1992
  - species: Theridion xinjiangense (Hu & Wu, 1989)
  - species: Theridion yani Zhu, 1998
  - species: Theridion yuma Levi, 1963
  - species: Theridion yunnanense Schenkel, 1963
  - species: Theridion zantholabio Urquhart, 1886
  - species: Theridion zebra Caporiacco, 1949
  - species: Theridion zebrinum Zhu, 1998
  - species: Theridion zekharya Levy, 2007
  - species: Theridion zhangmuense Hu, 2001
  - species: Theridion zhaoi Zhu, 1998
  - species: Theridion zhoui Zhu, 1998
  - species: Theridion zonarium Keyserling, 1884
  - species: Theridion zonatum Eydoux & Souleyet, 1841
  - species: Theridion zonulatum Thorell, 1890