A new species of Loxosceles Heineken & Lowe (Araneae, Sicariidae), with updated distribution records and biogeographical comments for the species from Mexico, including a new record of Loxosceles rufescens (Dufour)

Loxosceles malintzi sp. n. Male 50 Spinnerets 51 Detail of PMS and PLS 52 PLS, anterior view 53 Detail of the tracheae 54 Detail of the cuticle of the opisthosoma. Abbreviations: Ac, aciniform gland spigot; ALS, anterior lateral spinnerets; CS, curved spigot; Co, colulus; D, diastema; MAP, major ampullate glands; PLS, posterior lateral spinnerets; PMS, posterior median spinnerets; S, spigot.