Seb
, Sebastira
Seboetocepheus Mahunka, 1985
- Seboetocepheus coronatus Mahunka, 1985
Arachnida → Sarcoptiformes → Brachypylina → Otocepheoidea → Tetracondylidae
Sec
, Secozomus
Sed
Sedasta Simon, 1894
- Sedasta ferox Simon, 1894
Arachnida → Araneae → Araneidae , Sedna
Seg
, Segestria , Segestriidae
Segestrioides Keyserling, 1883
- Segestrioides badia (Simon, 1903)
- Segestrioides bicolor Keyserling, 1883
- Segestrioides copiapo Platnick, 1989
- Segestrioides tofo Platnick, 1989
Arachnida → Araneae → Diguetidae
Segregara Tucker, 1917
- Segregara abrahami (Hewitt, 1913)
- Segregara paucispinulosa (Hewitt, 1915)
- Segregara transvaalensis (Hewitt, 1913) tipična vrsta
Arachnida → Araneae → Idiopidae
Sej
, Sejidae , Sejus
Sel
, Selamia , Selenobrachys , Selenocosmia , Selenogyrus , Selenopidae , Selenops , Selenoribates , Selenoribatidae , Selenotholus , Selenotypus
Selenyphantes Gertsch & Davis, 1946
- Selenyphantes longispinosus (O. Pickard-Cambridge, 1896)
Arachnida → Araneae → Linyphiidae , Selimus , Selkirkiella
Selknamia Ramírez, 2003
- Selknamia minima Ramírez, 2003
Arachnida → Araneae → Anyphaenidae , Sellnickia , Sellnickochthonius
Sem
, Semibulbus , Semiopyla , Semipunctoribates
Semljicola Strand, 1906
- Semljicola alticola (Holm, 1950)
- Semljicola angulatus (Holm, 1963)
- Semljicola arcticus (Eskov, 1989)
- Semljicola barbiger (L. Koch, 1879) tipična
- Semljicola beringianus (Eskov, 1989)
- Semljicola caliginosus (Falconer, 1910)
- Semljicola convexus (Holm, 1963)
- Semljicola faustus (O. Pickard-Cambridge, 1900)
- Semljicola lapponicus (Holm, 1939)
- Semljicola latus (Holm, 1939)
- Semljicola obtusus (Emerton, 1915)
- Semljicola qixiensis (Gao, Zhu & Fei, 1993)
- Semljicola simplex (Kulczyński, 1908)
- Semljicola thaleri (Eskov, 1981)
Arachnida → Araneae → Linyphiidae , Semnolius , Semora , Semorina , Semysmauchenius
Sen
, Senectoppia
Sengletus Tanasevitch, 2008
- Sengletus extricatus (O. Pickard-Cambridge, 1876) tipična
- Sengletus latus Tanasevitch, 2009
Arachnida → Araneae → Linyphiidae , Senoculidae , Senoculifer , Senoculus , Senoribula
Seo
Seothyra Purcell, 1903
- Seothyra annettae Dippenaar-Schoeman, 1991
- Seothyra barnardi Dippenaar-Schoeman, 1991
- Seothyra dorstlandica Dippenaar-Schoeman, 1991
- Seothyra fasciata Purcell, 1904
- Seothyra griffinae Dippenaar-Schoeman, 1991
- Seothyra henscheli Dippenaar-Schoeman, 1991
- Seothyra longipedata Dippenaar-Schoeman, 1991
- Seothyra louwi Dippenaar-Schoeman, 1991
- Seothyra neseri Dippenaar-Schoeman, 1991
- Seothyra perelegans Simon, 1906
- Seothyra roshensis Dippenaar-Schoeman, 1991
- Seothyra schreineri Purcell, 1903
- Seothyra semicoccinea Simon, 1906
Arachnida → Araneae → Eresidae
Sep
, Separatoppia
Septentrinna Bonaldo, 2000
- Septentrinna bicalcarata (Simon, 1896)
- Septentrinna paradoxa (F. O. Pickard-Cambridge, 1899)
- Septentrinna potosi Bonaldo, 2000
- Septentrinna retusa (F. O. Pickard-Cambridge, 1899)
- Septentrinna steckleri (Gertsch, 1936)
- Septentrinna yucatan Bonaldo, 2000
Arachnida → Araneae → Corinnidae
Seq
Seqocrypta Raven, 1994
- Seqocrypta bancrofti Raven, 1994
- Seqocrypta hamlynharrisi Raven & Churchill, 1994
- Seqocrypta jakara Raven, 1994
- Seqocrypta mckeowni Raven, 1994
Arachnida → Araneae → Barychelidae
Ser
Serendib Deeleman-Reinhold, 2001
- Serendib muadai Jäger, Nophaseud & Praxaysombath, 2012
- Serendib suthepica Deeleman-Reinhold, 2001
- Serendib volans Deeleman-Reinhold, 2001
Arachnida → Araneae → Corinnidae
Sergiolus Simon, 1891
- Sergiolus angustus (Banks, 1904)
- Sergiolus bicolor Banks, 1900
- Sergiolus capulatus (Walckenaer, 1837)
- Sergiolus columbianus (Emerton, 1917)
- Sergiolus cyaneiventris Simon, 1893
- Sergiolus decoratus Kaston, 1945
- Sergiolus gertschi Platnick & Shadab, 1981
- Sergiolus guadalupensis Platnick & Shadab, 1981
- Sergiolus hosiziro (Yaginuma, 1960)
- Sergiolus iviei Platnick & Shadab, 1981
- Sergiolus kastoni Platnick & Shadab, 1981
- Sergiolus khodiarae Patel, 1988
- Sergiolus lamhetaghatensis Gajbe & Gajbe, 1999
- Sergiolus lowelli Chamberlin & Woodbury, 1929
- Sergiolus magnus (Bryant, 1948)
- Sergiolus mainlingensis Hu, 2001
- Sergiolus meghalayensis Tikader & Gajbe, 1976
- Sergiolus minutus (Banks, 1898)
- Sergiolus montanus (Emerton, 1890)
- Sergiolus ocellatus (Walckenaer, 1837)
- Sergiolus poonaensis Tikader & Gajbe, 1976
- Sergiolus singhi Tikader & Gajbe, 1976
- Sergiolus songi Xu, 1991
- Sergiolus stella Chamberlin, 1922
- Sergiolus tennesseensis Chamberlin, 1922
- Sergiolus unimaculatus Emerton, 1915
Arachnida → Araneae → Gnaphosidae , Sericopelma
Sernokorba Kamura, 1992
- Sernokorba fanjing Song, Zhu & Zhang, 2004
- Sernokorba pallidipatellis (Bösenberg & Strand, 1906)
- Sernokorba tescorum (Simon, 1914)
Arachnida → Araneae → Gnaphosidae , Serratobelba , Serratoppia
Servaea Simon, 1888
- Servaea incana (Karsch, 1878) tipična [1]
- Servaea melaina Richardson & Gunter, 2012 [1]
- Servaea murina Simon, 1902 [1]
- Servaea narraweena Richardson & Gunter, 2012 [1]
- Servaea spinibarbis Simon, 1909 [1]
- Servaea villosa (Keyserling, 1881) [1]
- Servaea zabkai Richardson & Gunter, 2012 [1]
Arachnida → Araneae → Salticidae
Ses
, Sesato
Sesieutes Simon, 1897
- Sesieutes aberrans Dankittipakul & Deeleman-Reinhold, 2013
- Sesieutes abruptus Dankittipakul & Deeleman-Reinhold, 2013
- Sesieutes apiculatus Dankittipakul & Deeleman-Reinhold, 2013
- Sesieutes bifidus Dankittipakul & Deeleman-Reinhold, 2013
- Sesieutes borneensis Deeleman-Reinhold, 2001
- Sesieutes bulbosus Deeleman-Reinhold, 2001
- Sesieutes emancipatus Deeleman-Reinhold, 2001
- Sesieutes longyangensis Zhao & Peng, 2013
- Sesieutes lucens Simon, 1897 tipična
- Sesieutes minor Deeleman-Reinhold, 2001
- Sesieutes minuatus Dankittipakul & Deeleman-Reinhold, 2013
- Sesieutes nitens Deeleman-Reinhold, 2001
- Sesieutes scrobiculatus Deeleman-Reinhold, 2001
Arachnida → Araneae → Liocranidae
Set
Setaphis Simon, 1893
- Setaphis algerica (Dalmas, 1922)
- Setaphis atlantica (Berland, 1936)
- Setaphis browni (Tucker, 1923)
- Setaphis canariensis (Simon, 1883)
- Setaphis carmeli (O. Pickard-Cambridge, 1872)
- Setaphis fuscipes (Simon, 1885)
- Setaphis gomerae (Schmidt, 1981)
- Setaphis jocquei Platnick & Murphy, 1996
- Setaphis makalali FitzPatrick, 2005
- Setaphis mediterranea Levy, 2009
- Setaphis mollis (O. Pickard-Cambridge, 1874)
- Setaphis murphyi Wunderlich, 2011
- Setaphis parvula (Lucas, 1846)
- Setaphis salrei Schmidt, 1999
- Setaphis sexmaculata Simon, 1893
- Setaphis simplex (Simon, 1885)
- Setaphis spiribulbis (Denis, 1952)
- Setaphis subtilis (Simon, 1897)
- Setaphis villiersi (Denis, 1955)
- Setaphis walteri Platnick & Murphy, 1996
- Setaphis wunderlichi Platnick & Murphy, 1996
Arachnida → Araneae → Gnaphosidae , Seteremaeozetes , Seteremaeus , Setincabates , Setogalumna , Setoppia , Setoxylobates , Setuloppia
Sey
, Seycellesa , Seychellia