World Spider Catalog

family: Agelenidae
- genus: Oramia
  - species: Oramia occidentalis (Marples, 1959)
family: Amaurobiidae
- genus: Amaurobius
  - species: Amaurobius occidentalis Simon, 1892
family: Anyphaenidae
- genus: Anyphaena
  - species: Anyphaena numida Simon, 1897
family: Araneidae
- genus: Arkys
  - species: Arkys occidentalis (Reimoser, 1936)
- genus: Gasteracantha
  - species: Gasteracantha sanguinolenta C. L. Koch, 1844
- genus: Gibbaranea
  - species: Gibbaranea occidentalis Wunderlich, 1989
- genus: Mastophora
  - species: Mastophora fasciata Reimoser, 1939
- genus: Micrathena
  - species: Micrathena lucasi (Keyserling, 1864)
- genus: Paraplectana
  - species: Paraplectana thorntoni occidentalis Strand, 1916
- genus: Pseudartonis
  - species: Pseudartonis occidentalis Simon, 1903
family: Corinnidae
- genus: Simonestus
  - species: Simonestus occidentalis (Schenkel, 1953)
family: Ctenidae
- genus: Ctenus
  - species: Ctenus occidentalis Cambridge, 1898
- genus: Vulsor
  - species: Vulsor occidentalis Mello-Leitao, 1922
family: Ctenizidae
- genus: Ummidia
  - species: Ummidia occidentalis (Simon, 1909)
family: Desidae
- genus: Phryganoporus
  - species: Phryganoporus candidus (L. Koch, 1872)
family: Gnaphosidae
- genus: Gnaphosa
  - species: Gnaphosa occidentalis Simon, 1878
- genus: Haplodrassus
  - species: Haplodrassus macellinus (Thorell, 1871)
- genus: Minosia
  - species: Minosia pharao occidentalis Dalmas, 1921
family: Hersiliidae
- genus: Hersilia
  - species: Hersilia occidentalis Simon, 1907
- genus: Tamopsis
  - species: Tamopsis occidentalis Baehr & Baehr, 1987
- genus: Ypypuera
  - species: Ypypuera crucifera (Vellard, 1924)
family: Idiopidae
- genus: Aganippe
  - species: Aganippe occidentalis Hogg, 1903
family: Linyphiidae
- genus: Ceratinella
  - species: Ceratinella brunnea Emerton, 1882
- genus: Dunedinia
  - species: Dunedinia occidentalis Millidge, 1993
- genus: Frontinellina
  - species: Frontinellina frutetorum (C. L. Koch, 1834)
- genus: Laperousea
  - species: Laperousea blattifera (Urquhart, 1887)
- genus: Megalepthyphantes
  - species: Megalepthyphantes collinus (L. Koch, 1872)
- genus: Pocadicnemis
  - species: Pocadicnemis occidentalis Millidge, 1976
- genus: Poeciloneta
  - species: Poeciloneta fructuosa (Keyserling, 1886)
- genus: Ryojius
  - species: Ryojius occidentalis Saito & Ono, 2001
- genus: Walckenaeria
  - species: Walckenaeria occidentalis Millidge, 1983
family: Lycosidae
- genus: Pardosa
  - species: Pardosa occidentalis Simon, 1881
family: Miturgidae
- genus: Miturga
  - species: Miturga occidentalis Simon, 1909
family: Nemesiidae
- genus: Nemesia
  - species: Nemesia macrocephala occidentalis Frade & Bacelar, 1931
- genus: Stanwellia
  - species: Stanwellia occidentalis Main, 1972
family: Oxyopidae
- genus: Oxyopes
  - species: Oxyopes lineatus occidentalis Kulczynski, 1907
family: Pholcidae
- genus: Micropholcus
  - species: Micropholcus fauroti (Simon, 1887)
family: Salticidae
- genus: Carrhotus
  - species: Carrhotus occidentalis (Denis, 1947)
- genus: Helpis
  - species: Helpis occidentalis Simon, 1909
- genus: Holoplatys
  - species: Holoplatys planissima occidentalis Thorell, 1890
- genus: Pochyta
  - species: Pochyta occidentalis Simon, 1902
- genus: Synageles
  - species: Synageles occidentalis Cutler, 1988
family: Sparassidae
- genus: Barylestis
  - species: Barylestis occidentalis (Simon, 1887)
- genus: Olios
  - species: Olios occidentalis (Karsch, 1879)
- genus: Pediana
  - species: Pediana occidentalis Hogg, 1903
- genus: Rhitymna
  - species: Rhitymna occidentalis Jäger, 2003
family: Stiphidiidae
- genus: Cambridgea
  - species: Cambridgea occidentalis Forster & Wilton, 1973
family: Theraphosidae
- genus: Myostola
  - species: Myostola occidentalis (Lucas, 1858)
- genus: Pterinochilus
  - species: Pterinochilus simoni Berland, 1917
family: Theridiidae
- genus: Argyrodes
  - species: Argyrodes zonatus occidentalis Simon, 1903
family: Thomisidae
- genus: Misumena
  - species: Misumena vatia (Clerck, 1757)
- genus: Paramystaria
  - species: Paramystaria variabilis occidentalis Millot, 1942
- genus: Xysticus
  - species: Xysticus sabulosus occidentalis Kulczynski, 1916

Names matching 'occidentalis'