Các loài 
 Loxosceles accepta Chamberlin, 1920
 Loxosceles adelaida Gertsch, 1967
 Loxosceles alamosa Gertsch & Ennik, 1983
 Loxosceles alicea Gertsch, 1967
 Loxosceles amazonica Gertsch, 1967
 Loxosceles anomala (Mello-Leitão, 1917)
 Loxosceles apachea Gertsch & Ennik, 1983
 Loxosceles aphrasta Wang, 1994
 Loxosceles aranea Gertsch, 1973
 Loxosceles arizonica Gertsch & Mulaik, 1940
 Loxosceles aurea Gertsch, 1973
 Loxosceles baja Gertsch & Ennik, 1983
 Loxosceles barbara Gertsch & Ennik, 1983
 Loxosceles belli Gertsch, 1973
 Loxosceles bettyae Gertsch, 1967
 Loxosceles blancasi Gertsch, 1967
 Loxosceles blanda Gertsch & Ennik, 1983
 Loxosceles boneti Gertsch, 1958
 Loxosceles candela Gertsch & Ennik, 1983
 Loxosceles caribbaea Gertsch, 1958
 Loxosceles carmena Gertsch & Ennik, 1983
 Loxosceles chinateca Gertsch & Ennik, 1983
 Loxosceles colima Gertsch, 1958
 Loxosceles conococha Gertsch, 1967
 Loxosceles coquimbo Gertsch, 1967
 Loxosceles coyote Gertsch & Ennik, 1983
 Loxosceles cubana Gertsch, 1958
 Loxosceles deserta Gertsch, 1973
 Loxosceles devia Gertsch & Mulaik, 1940
 Loxosceles fontainei Millot, 1941
 Loxosceles foutadjalloni Millot, 1941
 Loxosceles francisca Gertsch & Ennik, 1983
 Loxosceles frizzelli Gertsch, 1967
 Loxosceles gaucho Gertsch, 1967
 Loxosceles gloria Gertsch, 1967
 Loxosceles guatemala Gertsch, 1973
 Loxosceles harrietae Gertsch, 1967
 Loxosceles herreri Gertsch, 1967
 Loxosceles hirsuta Mello-Leitão, 1931
 Loxosceles huasteca Gertsch & Ennik, 1983
 Loxosceles immodesta (Mello-Leitão, 1917)
 Loxosceles inca Gertsch, 1967
 Loxosceles insula Gertsch & Ennik, 1983
 Loxosceles intermedia Mello-Leitão, 1934
 Loxosceles jaca Gertsch & Ennik, 1983
 Loxosceles jamaica Gertsch & Ennik, 1983
 Loxosceles jarmila Gertsch & Ennik, 1983
 Loxosceles julia Gertsch, 1967
 Loxosceles kaiba Gertsch & Ennik, 1983
 Loxosceles lacroixi Millot, 1941
 Loxosceles lacta Wang, 1994
 Loxosceles laeta (Nicolet, 1849)
 Loxosceles lawrencei Caporiacco, 1955
 Loxosceles lutea Keyserling, 1877
 Loxosceles luteola Gertsch, 1973
 Loxosceles manuela Gertsch & Ennik, 1983
 Loxosceles martha Gertsch & Ennik, 1983
 Loxosceles meruensis Tullgren, 1910
 Loxosceles misteca Gertsch, 1958
 Loxosceles mrazig Ribera & Planas, 2009
 Loxosceles mulege Gertsch & Ennik, 1983
 Loxosceles nahuana Gertsch, 1958
 Loxosceles neuvillei Simon, 1909
 Loxosceles olmea Gertsch, 1967
 Loxosceles pallidecolorata (Strand, 1906)
 Loxosceles palma Gertsch & Ennik, 1983
 Loxosceles panama Gertsch, 1958
 Loxosceles parrami Newlands, 1981
 Loxosceles piura Gertsch, 1967
 Loxosceles pucara Gertsch, 1967
 Loxosceles puortoi Martins, Knysak & Bertani, 2002
 Loxosceles reclusa Gertsch & Mulaik, 1940
 Loxosceles rica Gertsch & Ennik, 1983
 Loxosceles rosana Gertsch, 1967
 Loxosceles rothi Gertsch & Ennik, 1983
 Loxosceles rufescens (Dufour, 1820)
 Loxosceles rufipes (Lucas, 1834)
 Loxosceles russelli Gertsch & Ennik, 1983
 Loxosceles sabina Gertsch & Ennik, 1983
 Loxosceles seri Gertsch & Ennik, 1983
 Loxosceles similis Moenkhaus, 1898
 Loxosceles smithi Simon, 1897
 Loxosceles sonora Gertsch & Ennik, 1983
 Loxosceles spadicea Simon, 1907
 Loxosceles speluncarum Simon, 1893
 Loxosceles spinulosa Purcell, 1904
 Loxosceles surca Gertsch, 1967
 Loxosceles taeniopalpis Simon, 1907
 Loxosceles taino Gertsch & Ennik, 1983
 Loxosceles tehuana Gertsch, 1958
 Loxosceles tenango Gertsch, 1973
 Loxosceles teresa Gertsch & Ennik, 1983
 Loxosceles tlacolula Gertsch & Ennik, 1983
 Loxosceles valdosa Gertsch, 1973
 Loxosceles valida Lawrence, 1964
 Loxosceles variegata Simon, 1897
 Loxosceles virgo Gertsch & Ennik, 1983
 Loxosceles vonwredei Newlands, 1980
 Loxosceles weyrauchi Gertsch, 1967
 Loxosceles yucatana Chamberlin & Ivie, 1938
 Loxosceles zapoteca Gertsch, 1958