この項はイトグモ科の Aug. 21, 2009.までの属種の一覧を示す。
Loxosceles Loxosceles Heineken & Lowe, 1832 Loxosceles accepta Chamberlin, 1920 — Peru Loxosceles adelaida Gertsch, 1967 — Brazil Loxosceles alamosa Gertsch & Ennik, 1983 — Mexico Loxosceles alicea Gertsch, 1967 — Peru Loxosceles amazonica Gertsch, 1967 — Brazil Loxosceles anomala (Mello-Leitão, 1917) — Brazil Loxosceles apachea Gertsch & Ennik, 1983 — USA, Mexico Loxosceles aphrasta Wang, 1994 — China Loxosceles aranea Gertsch, 1973 — Mexico Loxosceles arizonica Gertsch & Mulaik, 1940 — USA Loxosceles aurea Gertsch, 1973 — Mexico Loxosceles baja Gertsch & Ennik, 1983 — Mexico Loxosceles barbara Gertsch & Ennik, 1983 — Mexico Loxosceles belli Gertsch, 1973 — Mexico Loxosceles bettyae Gertsch, 1967 — Peru Loxosceles blancasi Gertsch, 1967 — Peru Loxosceles blanda Gertsch & Ennik, 1983 — USA Loxosceles boneti Gertsch, 1958 — Mexico, El Salvador Loxosceles candela Gertsch & Ennik, 1983 — Mexico Loxosceles caribbaea Gertsch, 1958 — Greater Antilles Loxosceles carmena Gertsch & Ennik, 1983 — Mexico Loxosceles chinateca Gertsch & Ennik, 1983 — Mexico Loxosceles colima Gertsch, 1958 — Mexico Loxosceles conococha Gertsch, 1967 — Peru Loxosceles coquimbo Gertsch, 1967 — Chile Loxosceles coyote Gertsch & Ennik, 1983 — Mexico Loxosceles cubana Gertsch, 1958 — Cuba, Bahama Islands Loxosceles deserta Gertsch, 1973 — USA, Mexico Loxosceles devia Gertsch & Mulaik, 1940 — USA, Mexico Loxosceles fontainei Millot, 1941 — Guinea Loxosceles foutadjalloni Millot, 1941 — Guinea Loxosceles francisca Gertsch & Ennik, 1983 — Mexico Loxosceles frizzelli Gertsch, 1967 — Peru Loxosceles gaucho Gertsch, 1967 — Brazil, Tunisia Loxosceles gloria Gertsch, 1967 — Ecuador, Peru Loxosceles guatemala Gertsch, 1973 — Guatemala Loxosceles harrietae Gertsch, 1967 — Peru Loxosceles herreri Gertsch, 1967 — Peru Loxosceles hirsuta Mello-Leitão, 1931 — Brazil, Paraguay, Argentina Loxosceles huasteca Gertsch & Ennik, 1983 — Mexico Loxosceles immodesta (Mello-Leitão, 1917) — Brazil Loxosceles inca Gertsch, 1967 — Peru Loxosceles insula Gertsch & Ennik, 1983 — Mexico Loxosceles intermedia Mello-Leitão, 1934 — Brazil, Argentina Loxosceles jaca Gertsch & Ennik, 1983 — Mexico Loxosceles jamaica Gertsch & Ennik, 1983 — Jamaica Loxosceles jarmila Gertsch & Ennik, 1983 — Jamaica Loxosceles julia Gertsch, 1967 — Peru Loxosceles kaiba Gertsch & Ennik, 1983 — USA Loxosceles lacroixi Millot, 1941 — Ivory Coast Loxosceles lacta Wang, 1994 — China Loxosceles laeta (Nicolet, 1849) — America, Finland, Australia Loxosceles lawrencei Caporiacco, 1955 — Venezuela, Trinidad, Curaçao Loxosceles lutea Keyserling, 1877 — Colombia, Ecuador Loxosceles luteola Gertsch, 1973 — Mexico Loxosceles manuela Gertsch & Ennik, 1983 — Mexico Loxosceles martha Gertsch & Ennik, 1983 — USA Loxosceles meruensis Tullgren, 1910 — Tanzania Loxosceles misteca Gertsch, 1958 — Mexico Loxosceles mrazig Ribera & Planas, 2009 — Tunisia Loxosceles mulege Gertsch & Ennik, 1983 — Mexico Loxosceles nahuana Gertsch, 1958 — Mexico Loxosceles neuvillei Simon, 1909 — Somalia, East Africa Loxosceles olmea Gertsch, 1967 — Peru Loxosceles pallidecolorata (Strand, 1906) — Ethiopia Loxosceles palma Gertsch & Ennik, 1983 — USA, Mexico Loxosceles panama Gertsch, 1958 — Panama Loxosceles parrami Newlands, 1981 — South Africa Loxosceles piura Gertsch, 1967 — Peru Loxosceles pucara Gertsch, 1967 — Peru Loxosceles puortoi Martins, Knysak & Bertani, 2002 — Brazil Loxosceles reclusa Gertsch & Mulaik, 1940 — ドクイトグモ・北アメリカ Loxosceles rica Gertsch & Ennik, 1983 — Costa Rica Loxosceles rosana Gertsch, 1967 — Peru Loxosceles rothi Gertsch & Ennik, 1983 — Mexico Loxosceles rufescens (Dufour, 1820) — イトグモ・汎世界に分布、日本にも移入。 Loxosceles rufipes (Lucas, 1834) — Guatemala, Panama, Colombia Loxosceles russelli Gertsch & Ennik, 1983 — USA Loxosceles sabina Gertsch & Ennik, 1983 — USA Loxosceles seri Gertsch & Ennik, 1983 — Mexico Loxosceles similis Moenkhaus, 1898 — Brazil Loxosceles smithi Simon, 1897 — Ethiopia Loxosceles sonora Gertsch & Ennik, 1983 — Mexico Loxosceles spadicea Simon, 1907 — Peru, Bolivia, Argentina Loxosceles speluncarum Simon, 1893 — South Africa Loxosceles spinulosa Purcell, 1904 — Southern Africa Loxosceles surca Gertsch, 1967 — Peru Loxosceles taeniopalpis Simon, 1907 — Ecuador Loxosceles taino Gertsch & Ennik, 1983 — Bahama Islands, Jamaica, Hispaniola Loxosceles tehuana Gertsch, 1958 — Mexico Loxosceles tenango Gertsch, 1973 — Mexico Loxosceles teresa Gertsch & Ennik, 1983 — Mexico Loxosceles tlacolula Gertsch & Ennik, 1983 — Mexico Loxosceles valdosa Gertsch, 1973 — Mexico Loxosceles valida Lawrence, 1964 — South Africa Loxosceles variegata Simon, 1897 — Paraguay Loxosceles virgo Gertsch & Ennik, 1983 — Virgin Islands Loxosceles vonwredei Newlands, 1980 — Namibia Loxosceles weyrauchi Gertsch, 1967 — Peru Loxosceles yucatana Chamberlin & Ivie, 1938 — Mexico, Belize, Guatemala Loxosceles zapoteca Gertsch, 1958 — Mexico
Sicarius Sicarius Walckenaer, 1847 Sicarius albospinosus Purcell, 1908 — South Africa Sicarius crustosus (Nicolet, 1849) — Chile Sicarius damarensis Lawrence, 1928 — Namibia Sicarius deformis (Nicolet, 1849) — Chile Sicarius dolichocephalus Lawrence, 1928 — Namibia Sicarius fumosus (Nicolet, 1849) — Chile Sicarius gracilis (Keyserling, 1880) — Peru Sicarius hahni (Karsch, 1878) — Namibia Sicarius lanuginosus (Nicolet, 1849) — Chile Sicarius minoratus (Nicolet, 1849) — Chile Sicarius nicoleti (Keyserling, 1880) — Chile Sicarius patagonicus Simon, 1919 — Argentina Sicarius peruensis (Keyserling, 1880) — Peru Sicarius rubripes (Nicolet, 1849) — Chile Sicarius rugosus (F. O. P.-Cambridge, 1899) — El Salvador, Costa Rica Sicarius rupestris (Holmberg, 1881) — Argentina Sicarius spatulatus Pocock, 1900 — South Africa Sicarius terrosus (Nicolet, 1849) — Chile, Argentina, Peru Sicarius terrosus yurensis Strand, 1908 — Peru Sicarius testaceus Purcell, 1908 — South Africa Sicarius tropicus (Mello-Leitão, 1936) — Brazil Sicarius utriformis (Butler, 1877) — Galapagos Islands
参考文献 (2010): The world spider catalog, version 10.5. American Museum of Natural History.