- family: Sicariidae
- genus: Loxosceles
- species: Loxosceles accepta Chamberlin, 1920
- species: Loxosceles adelaida Gertsch, 1967
- species: Loxosceles alicea Gertsch, 1967
- species: Loxosceles amazonica Gertsch, 1967
- species: Loxosceles bettyae Gertsch, 1967
- species: Loxosceles blancasi Gertsch, 1967
- species: Loxosceles conococha Gertsch, 1967
- species: Loxosceles coquimbo Gertsch, 1967
- species: Loxosceles frizzelli Gertsch, 1967
- species: Loxosceles gaucho Gertsch, 1967
- species: Loxosceles gloria Gertsch, 1967
- species: Loxosceles harrietae Gertsch, 1967
- species: Loxosceles herreri Gertsch, 1967
- species: Loxosceles hirsuta Mello-Leitao, 1931
- species: Loxosceles inca Gertsch, 1967
- species: Loxosceles intermedia Mello-Leitao, 1934
- species: Loxosceles julia Gertsch, 1967
- species: Loxosceles laeta (Nicolet, 1849)
- species: Loxosceles lawrencei Caporiacco, 1955
- species: Loxosceles lutea Keyserling, 1877
- species: Loxosceles olmea Gertsch, 1967
- species: Loxosceles panama Gertsch, 1958
- species: Loxosceles piura Gertsch, 1967
- species: Loxosceles pucara Gertsch, 1967
- species: Loxosceles rosana Gertsch, 1967
- species: Loxosceles rufescens (Dufour, 1820)
- species: Loxosceles rufipes (Lucas, 1834)
- species: Loxosceles similis Moenkhaus, 1898
- species: Loxosceles spadicea Simon, 1907
- species: Loxosceles surca Gertsch, 1967
- species: Loxosceles taeniopalpis Simon, 1907
- species: Loxosceles variegata Simon, 1897
- species: Loxosceles weyrauchi Gertsch, 1967