This is a list of spider species that occur on Madagascar. Unless otherwise noted, they are endemic (they occur nowhere else). Some cosmopolitan or pantropical species that occur also in Madagascar may be missing.
Araneidae Acantharachne giltayi Lessert, 1938 — also Congo Acantharachne madecassa Emerit, 2000 Acantharachne milloti Emerit, 2000 Acrosomoides acrosomoides (O. P.-Cambridge, 1879) Arachnura scorpionoides Vinson, 1863 — also Congo, Ethiopia, Mauritius Araneus isabella (Vinson, 1863) Araneus kraepelini (Lenz, 1891) Araneus lenzi (Roewer, 1942) Araneus madagascaricus (Strand, 1908) Araneus margitae (Strand, 1917) Araneus nossibeus (Strand, 1907) Araneus pallescens (Lenz, 1891) Araneus saccalava (Strand, 1907) Araneus sambava (Strand, 1907) Argiope coquereli (Vinson, 1863) — also Zanzibar Argiope ranomafanensis Bjørn, 1997 Augusta glyphica (Guérin, 1839) Caerostris cowani (Butler, 1882) Caerostris darwini (Agnarsson, Kuntner & Blackledge, 2010) Caerostris ecclesiigera (Butler, 1882) Caerostris extrusa (Butler, 1882) Caerostris hirsuta (Simon, 1895) Caerostris mitralis (Vinson, 1863) — also Central Africa Caerostris sexcuspidata (Fabricius, 1793) — also Africa, Comoro Islands, Aldabra Chorizopes antongilensis Emerit, 1997 Chorizopes casictones Kallal & Hormiga, 2019 Chorizopes madagascariensis Emerit, 1997 Clitaetra perroti Simon, 1894 Coelossia trituberculata Simon, 1903 — also Mauritius Cyclosa hova Strand, 1907 Cyclosa sanctibenedicti (Vinson, 1863) — also Réunion Cyphalonotus columnifer Simon, 1903 Cyrtarachne madagascariensis Emerit, 2000 Cyrtarachne ixoides (Simon, 1870) — also Mediterranean to Georgia Exechocentrus lancearius Simon, 1889 Exechocentrus madilina Scharff & Hormiga, 2012 Gasteracantha rhomboidea madagascariensis Vinson, 1863 Gasteracantha rufithorax Simon, 1881 Gasteracantha sanguinolenta andrefanae Emerit, 1974 Gasteracantha sanguinolenta bigoti Emerit, 1974 Gasteracantha sanguinolenta mangrovae Emerit, 1974 Gasteracantha thorelli Keyserling, 1864 Gasteracantha versicolor avaratrae Emerit, 1974 Gasteracantha versicolor formosa Vinson, 1863 Isoxya cowani (Butler, 1882) Isoxya mahafalensis Emerit, 1974 Isoxya milloti Emerit, 1974 Isoxya reuteri (Lenz, 1886) Larinia tamatave (Grasshoff, 1971) Madacantha nossibeana (Strand, 1916) Nemoscolus waterloti Berland, 1920 Neoscona angulatula (Schenkel, 1937) — also Aldabra, Kenya Neoscona cereolella (Strand, 1907) — also Congo, East Africa Neoscona moreli (Vinson, 1863) — also Africa, Seychelles, Réunion, Mauritius; introduced to the Caribbean, Colombia, Venezuela to Argentina Neoscona triangula mensamontella (Strand, 1907) Nephila inaurata madagascariensis (Vinson, 1863) — also South Africa to Seychelles Nephila komaci (Kuntner & Coddington, 2009) — also South Africa Nephila pilipes malagassa (Strand, 1907) Nephila senegalensis hildebrandti Dahl, 1912 Nephilingis livida Vinson, 1863 — also Comoros, Mayotte and Seychelles Paraplectana walleri (Blackwall, 1865) — also West, Central Africa Pararaneus uncivulva (Strand, 1907) Parmatergus coccinelloides Emerit, 1994 Parmatergus coccinelloides ambrae Emerit, 1994 Parmatergus lens Emerit, 1994 Pasilobus antongilensis Emerit, 2000 Pasilobus capuroni Emerit, 2000 Poltys kochi Keyserling, 1864 — also Mauritius Poltys reuteri Lenz, 1886 Poltys vesicularis Simon, 1889 Prasonica albolimbata Simon, 1895 — also Congo Prasonica seriata Simon, 1895 — also Africa Prasonicella cavipalpis Grasshoff, 1971 Pronous tetralobus Simon, 1895 Pycnacantha fuscosa Simon, 1903 Thelacantha brevispina (Doleschall, 1857) — also India to Philippines, Australia
Archaeidae Afrarchaea fisheri Lotz, 2003 Afrarchaea godfreyi (Hewitt, 1919) — also South Africa Afrarchaea mahariraensis Lotz, 2003 Eriauchenius bourgini (Millot, 1948) Eriauchenius jeanneli (Millot, 1948) Eriauchenius legendrei (Platnick, 1991) Eriauchenius pauliani (Legendre, 1970) Eriauchenius ratsirarsoni (Lotz, 2003) Eriauchenius tsingyensis (Lotz, 2003) Eriauchenius vadoni (Millot, 1948) Eriauchenius workmani O. P.-Cambridge, 1881 Madagascarchaea gracilicollis (Millot, 1948)
Barychelidae Idioctis intertidalis (Benoit & Legendre, 1968) — also Seychelles Tigidia alluaudi (Simon, 1902) Tigidia bastardi (Simon, 1902) Tigidia dubia (Strand, 1907) Tigidia majori (Pocock, 1903) Tigidia mathiauxi (Simon, 1902) Tigidia processigera (Strand, 1907) Tigidia typica (Strand, 1907) Zophoryctes flavopilosus Simon, 1902
Clubionidae Carteronius argenticomus (Keyserling, 1877) Carteronius vittiger Simon, 1896 Clubiona hoffmanni Schenkel, 1937
Corinnidae Castianeira majungae Simon, 1896 Cetonana aculifera (Strand, 1916) Copa auroplumosa Strand, 1907 Copa lineata Simon, 1903 Corinna nossibeensis Strand, 1907 Orthobula sicca Simon, 1903 Paccius angulatus Platnick, 2000 Paccius elevatus Platnick, 2000 Paccius griswoldi Platnick, 2000 Paccius madagascariensis (Simon, 1889) Paccius mucronatus Simon, 1898 Paccius quinteri Platnick, 2000 Paccius scharffi Platnick, 2000
Ctenidae Mahafalytenus fo Silva, 2007 Mahafalytenus fohy Silva, 2007 Mahafalytenus hafa Silva, 2007 Mahafalytenus isalo Silva, 2007 Mahafalytenus osy Silva, 2007 Mahafalytenus paosy Silva, 2007 Mahafalytenus tsilo Silva, 2007 Viridasius fasciatus (Lenz, 1886) Vulsor isaloensis (Ono, 1993) Vulsor penicillatus Simon, 1896 Vulsor quartus Strand, 1907 Vulsor quintus Strand, 1907 Vulsor septimus Strand, 1907 Vulsor sextus Strand, 1907
Cyatholipidae Alaranea alba Griswold, 1997 Alaranea ardua Griswold, 1997 Alaranea betsileo Griswold, 1997 Alaranea merina Griswold, 1997 Ulwembua antsiranana Griswold, 1997 Ulwembua nigra Griswold, 2001 Ulwembua ranomafana Griswold, 1997 Vazaha toamasina Griswold, 1997
Deinopidae Deinopis madagascariensis Lenz, 1886
Desidae Desis crosslandi Pocock, 1902 — also Zanzibar
Dipluridae Thelechoris rutenbergi Karsch, 1881 Thelechoris striatipes (Simon, 1889) — also East, Southern Africa
Eresidae Stegodyphus mimosarum Pavesi, 1883 — also Africa Stegodyphus simplicifrons Simon, 1906
Filistatidae Andoharano decaryi (Fage, 1945) Andoharano grandidieri (Simon, 1901) Andoharano milloti Legendre, 1971 Andoharano monodi Legendre, 1971
Gallieniellidae Gallieniella betroka Platnick, 1984 Gallieniella blanci Platnick, 1984 Gallieniella mygaloides Millot, 1947 Legendrena angavokely Platnick, 1984 Legendrena perinet Platnick, 1984 Legendrena rolandi Platnick, 1984 Legendrena rothi Platnick, 1995 Legendrena spiralis Platnick, 1995 Legendrena steineri Platnick, 1990 Legendrena tamatave Platnick, 1984
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