Dodatak:Popisi paučnjaka, Si
Sia
uredi, Siamacarus , Siamspinops
Sib
uredi, Sibianor
Sibirocosa Marusik, Azarkina & Koponen, 2004
uredi- Sibirocosa kolymensis Marusik, Azarkina & Koponen, 2004
- Sibirocosa koponeni Omelko & Marusik, 2013
- Sibirocosa manchurica Marusik, Azarkina & Koponen, 2004
- Sibirocosa nadolnyi Omelko & Marusik, 2013
- Sibirocosa sibirica (Kulczyński, 1908)
- Sibirocosa subsolana (Kulczyński, 1907)
- Sibirocosa trilikauskasi Omelko & Marusik, 2013
Arachnida → Araneae → Lycosidae
Sibirocyba Eskov & Marusik, 1994
uredi- Sibirocyba incerta (Kulczyński, 1916)
Arachnida → Araneae → Linyphiidae
Sic
uredi, Sicariidae , Sicarius , Sicaxylobates , Siciliotrichus , Sickius , Siculobata
Sid
uredi, Sidusa
Sidydrassus Esyunin & Tuneva, 2002
uredi- Sidydrassus rogue Tuneva, 2004
- Sidydrassus shumakovi (Spassky, 1934)
- Sidydrassus tianschanicus (Hu & Wu, 1989)
Arachnida → Araneae → Gnaphosidae , Sidymella
Sig
uredi, Sigytes
Sil
uredi, Siler , Silhouettella
- Sillus attiguus (O. Pickard-Cambridge, 1896)
- Sillus curvispinus F. O. Pickard-Cambridge, 1900
- Sillus delicatus Mello-Leitão, 1922
- Sillus dubius (Chickering, 1937)
- Sillus furciger Caporiacco, 1954
- Sillus imbecillus (Keyserling, 1891)
- Sillus longispinus F. O. Pickard-Cambridge, 1900
- Sillus lunula F. O. Pickard-Cambridge, 1900
- Sillus pellucidus (Keyserling, 1891)
- Sillus ravus Chickering, 1940
Arachnida → Araneae → Anyphaenidae , Siloca
Silometopoides Eskov, 1990
uredi- Silometopoides asiaticus (Eskov, 1995)
- Silometopoides koponeni (Eskov & Marusik, 1994)
- Silometopoides mongolensis Eskov & Marusik, 1992
- Silometopoides pampia (Chamberlin, 1949) tipično
- Silometopoides pingrensis (Crosby & Bishop, 1933)
- Silometopoides sibiricus (Eskov, 1989)
- Silometopoides sphagnicola Eskov & Marusik, 1992
- Silometopoides tibialis (Heimer, 1987)
- Silometopoides yodoensis (Oi, 1960)
Arachnida → Araneae → Linyphiidae
Silometopus Simon, 1926
uredi- Silometopus acutus Holm, 1977
- Silometopus ambiguus (O. Pickard-Cambridge, 1905)
- Silometopus bonessi Casemir, 1970
- Silometopus braunianus Thaler, 1978
- Silometopus crassipedis Tanasevitch & Piterkina, 2007
- Silometopus curtus (Simon, 1881) tipična
- Silometopus elegans (O. Pickard-Cambridge, 1872)
- Silometopus incurvatus (O. Pickard-Cambridge, 1873)
- Silometopus minutus Tanasevitch, 2016
- Silometopus nitidithorax (Simon, 1915)
- Silometopus pectinatus Tanasevitch, 2016
- Silometopus reussi (Thorell, 1871)
- Silometopus rosemariae Wunderlich, 1969
- Silometopus sachalinensis (Eskov & Marusik, 1994)
- Silometopus tenuispinus Denis, 1950
- Silometopus uralensis Tanasevitch, 1985
Arachnida → Araneae → Linyphiidae
Sim
uredi, Simaetha , Simaethula
- Simalio aurobindoi Patel & Reddy, 1991
- Simalio biswasi Majumder & Tikader, 1991
- Simalio castaneiceps Simon, 1906
- Simalio lucorum Simon, 1906
- Simalio percomis Simon, 1906
- Simalio petilus Simon, 1897
- Simalio phaeocephalus Simon, 1906
- Simalio rubidus Simon, 1897
Arachnida → Araneae → Clubionidae , Simaoa , Similaria , Similobates , Similochthonius , Similoppia , Simitidion , Simkinia , Simognathus
Simonestus Bonaldo, 2000
uredi- Simonestus occidentalis (Schenkel, 1953)
- Simonestus pseudobulbulus (Caporiacco, 1938)
- Simonestus robustus (Chickering, 1937)
- Simonestus semiluna (F. O. Pickard-Cambridge, 1899)
- Simonestus separatus (Schmidt, 1971)
- Simonestus validus (Simon, 1898)
Arachnida → Araneae → Corinnidae , Simonoonops , Simonurius , Simonus , Simorcus
Simplicistilus Locket, 1968
uredi- Simplicistilus tanuekes Locket, 1968
Arachnida → Araneae → Linyphiidae , Simprulla
Sin
uredi- Sinanapis crassitarsa Wunderlich & Song, 1995
- Sinanapis lingituba Lin & Li, 2012
- Sinanapis wuyi Jin & Zhang, 2013
Arachnida → Araneae → Anapidae
- Singa albobivittata Caporiacco, 1947
- Singa albodorsata Kauri, 1950
- Singa alpigena Yin, Wang & Li, 1983
- Singa alpigenoides Song & Zhu, 1992
- Singa ammophila Levy, 2007
- Singa aussereri Thorell, 1873
- Singa bifasciata Schenkel, 1936
- Singa chota Tikader, 1970
- Singa concinna Karsch, 1884
- Singa cruciformis Yin, Peng & Wang, 1994
- Singa cyanea (Worley, 1928)
- Singa eugeni Levi, 1972
- Singa haddooensis Tikader, 1977
- Singa hamata (Clerck, 1757)
- Singa hamata melanocephala C. L. Koch, 1836
- Singa hilira Barrion & Litsinger, 1995
- Singa kansuensis Schenkel, 1936
- Singa keyserlingi McCook, 1894
- Singa lawrencei (Lessert, 1930)
- Singa leucoplagiata (Simon, 1899)
- Singa lucina (Audouin, 1826)
- Singa lucina eburnea (Simon, 1929)
- Singa myrrhea (Simon, 1895)
- Singa neta (O. Pickard-Cambridge, 1872)
- Singa nitidula C. L. Koch, 1844
- Singa perpolita (Thorell, 1892)
- Singa semiatra L. Koch, 1867
- Singa simoniana Costa, 1885
- Singa theodori (Thorell, 1894)
Arachnida → Araneae → Araneidae , Singabodes
Singafrotypa Benoit, 1962
uredi- Singafrotypa acanthopus (Simon, 1907)
- Singafrotypa mandela Kuntner & Hormiga, 2002
- Singafrotypa okavango Kuntner & Hormiga, 2002
- Singafrotypa subinermis (Caporiacco, 1940)
Arachnida → Araneae → Araneidae , Singalangia , Singaporemma , Sinobryobia
Sinoctenus Marusik, Zhang & Omelko, 2012
uredi- Sinoctenus zhui Marusik, Zhang & Omelko, 2012
Arachnida → Araneae → Ctenidae
Sinolinyphia Wunderlich & Li, 1995
uredi- Sinolinyphia henanensis (Hu, Wang & Wang, 1991)
Arachnida → Araneae → Linyphiidae
- Sinoneta notabilis Lin & Li, 2010 tipična vrsta
- Sinoneta palmata (Chen, Jia & Wang, 2010)
- Sinoneta sexdigiti Lin & Li, 2010
Arachnida → Araneae → Leptonetidae , Sinopesa , Sinopimoa , Sinopimoidae , Sinopoda
- Sinothela heyangensis (Zhu & Wang, 1984)
- Sinothela luotianensis (Yin, Tang, Zhao & Chen, 2002)
- Sinothela schensiensis (Schenkel, 1953)
- Sinothela sinensis (Bishop & Crosby, 1932) tipična
Arachnida → Araneae → Liphistiidae , Sinothomisus
- Sintula corniger (Blackwall, 1856) tipična
- Sintula cretaensis Wunderlich, 1995
- Sintula criodes (Thorell, 1875)
- Sintula cristatus Wunderlich, 1995
- Sintula diceros Simon, 1926
- Sintula furcifer (Simon, 1911)
- Sintula iberica Bosmans, 2010
- Sintula orientalis Bosmans, 1991
- Sintula oseticus Tanasevitch, 1990
- Sintula pecten Wunderlich, 2011
- Sintula penicilliger (Simon, 1884)
- Sintula pseudocorniger Bosmans, 1991
- Sintula retroversus (O. Pickard-Cambridge, 1875)
- Sintula roeweri Kratochvíl, 1935
- Sintula solitarius Gnelitsa, 2012
- Sintula spiniger (Balogh, 1935)
- Sintula subterminalis Bosmans, 1991
Arachnida → Araneae → Linyphiidae
Sip
urediSipalolasma Simon, 1892
uredi- Sipalolasma aedificatrix Abraham, 1924
- Sipalolasma arthrapophysis (Gravely, 1915)
- Sipalolasma bicalcarata (Simon, 1904)
- Sipalolasma ellioti Simon, 1892
- Sipalolasma greeni Pocock, 1900
- Sipalolasma humicola (Benoit, 1965)
- Sipalolasma kissi Benoit, 1966
- Sipalolasma ophiriensis Abraham, 1924
- Sipalolasma warnantae Benoit, 1966
Arachnida → Araneae → Barychelidae
Sir
uredi, Siratoba
Sis
urediSisicottus Bishop & Crosby, 1938
uredi- Sisicottus aenigmaticus Miller, 1999
- Sisicottus crossoclavis Miller, 1999
- Sisicottus cynthiae Miller, 1999
- Sisicottus montanus (Emerton, 1882) tipična
- Sisicottus montigenus Bishop & Crosby, 1938
- Sisicottus nesides (Chamberlin, 1921)
- Sisicottus orites (Chamberlin, 1919)
- Sisicottus panopeus Miller, 1999
- Sisicottus quoylei Miller, 1999
Arachnida → Araneae → Linyphiidae , Sisicus
- Sisis plesius (Chamberlin, 1949)
- Sisis rotundus (Emerton, 1925) tipična
Arachnida → Araneae → Linyphiidae
- Sisyrbe rustica (Banks, 1892)
Arachnida → Araneae → Linyphiidae
Sit
uredi- Sitalcas ruralis Bishop & Crosby, 1938
Arachnida → Araneae → Linyphiidae , Siteroptes , Siteroptidae , Sitticus
Siv
uredi, Sivalicus
Siw
uredi- Siwa atomaria (O. Pickard-Cambridge, 1876)
- Siwa dufouri (Simon, 1874)