- family: Sicariidae
- genus: Loxosceles
- species: Loxosceles alamosa Gertsch & Ennik, 1983
- species: Loxosceles apachea Gertsch & Ennik, 1983
- species: Loxosceles aranea Gertsch, 1973
- species: Loxosceles arizonica Gertsch & Mulaik, 1940
- species: Loxosceles aurea Gertsch, 1973
- species: Loxosceles baja Gertsch & Ennik, 1983
- species: Loxosceles barbara Gertsch & Ennik, 1983
- species: Loxosceles belli Gertsch, 1973
- species: Loxosceles blanda Gertsch & Ennik, 1983
- species: Loxosceles boneti Gertsch, 1958
- species: Loxosceles candela Gertsch & Ennik, 1983
- species: Loxosceles caribbaea Gertsch, 1958
- species: Loxosceles carmena Gertsch & Ennik, 1983
- species: Loxosceles chinateca Gertsch & Ennik, 1983
- species: Loxosceles colima Gertsch, 1958
- species: Loxosceles coyote Gertsch & Ennik, 1983
- species: Loxosceles cubana Gertsch, 1958
- species: Loxosceles deserta Gertsch, 1973
- species: Loxosceles devia Gertsch & Mulaik, 1940
- species: Loxosceles francisca Gertsch & Ennik, 1983
- species: Loxosceles guatemala Gertsch, 1973
- species: Loxosceles huasteca Gertsch & Ennik, 1983
- species: Loxosceles insula Gertsch & Ennik, 1983
- species: Loxosceles jaca Gertsch & Ennik, 1983
- species: Loxosceles jamaica Gertsch & Ennik, 1983
- species: Loxosceles jarmila Gertsch & Ennik, 1983
- species: Loxosceles kaiba Gertsch & Ennik, 1983
- species: Loxosceles laeta (Nicolet, 1849)
- species: Loxosceles luteola Gertsch, 1973
- species: Loxosceles manuela Gertsch & Ennik, 1983
- species: Loxosceles martha Gertsch & Ennik, 1983
- species: Loxosceles misteca Gertsch, 1958
- species: Loxosceles mulege Gertsch & Ennik, 1983
- species: Loxosceles nahuana Gertsch, 1958
- species: Loxosceles palma Gertsch & Ennik, 1983
- species: Loxosceles panama Gertsch, 1958
- species: Loxosceles reclusa Gertsch & Mulaik, 1940
- species: Loxosceles rica Gertsch & Ennik, 1983
- species: Loxosceles rothi Gertsch & Ennik, 1983
- species: Loxosceles rufescens (Dufour, 1820)
- species: Loxosceles rufipes (Lucas, 1834)
- species: Loxosceles russelli Gertsch & Ennik, 1983
- species: Loxosceles sabina Gertsch & Ennik, 1983
- species: Loxosceles seri Gertsch & Ennik, 1983
- species: Loxosceles sonora Gertsch & Ennik, 1983
- species: Loxosceles taino Gertsch & Ennik, 1983
- species: Loxosceles tehuana Gertsch, 1958
- species: Loxosceles tenango Gertsch, 1973
- species: Loxosceles teresa Gertsch & Ennik, 1983
- species: Loxosceles tlacolula Gertsch & Ennik, 1983
- species: Loxosceles valdosa Gertsch, 1973
- species: Loxosceles virgo Gertsch & Ennik, 1983
- species: Loxosceles yucatana Chamberlin & Ivie, 1938
- species: Loxosceles zapoteca Gertsch, 1958