Four new species of the spider genus Physocyclus Simon, 1893 (Araneae: Pholcidae) from Mexico, with updated taxonomic identification keys

Samuel Nolasco Garduño & Alejandro VALDEZ-MONDRAGÓN

en European Journal of Taxonomy 813 (173) - Pages 173-206

Published on 19 April 2022

Four new species of the spider genus Physocyclus Simon, 1893 are described from Mexico. Two species are described based on male and female adult specimens: Physocyclus mariachi sp. nov. and Psikuapu sp. nov. Two species are described only with female adult specimens: Plyncis sp. nov. and Ppocamadre sp. nov. The biogeographical province with the highest diversity of species is the Balsas Depression, located in the Mexican Neotropic, with 12 species. Physocyclus lyncis sp. nov. belongs to the dugesi species group, whereas the other three new species belong to the globosus species group. The total number of species of Physocyclus is increased to 37, distributed in North America (mainly Mexico) and Central America, with one cosmopolitan species: P. globosus. Updated taxonomic identification keys for males and females are provided.


Taxonomy, species groups, Arteminae, Jalisco, Michoacan, Baja California Sur

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