Palaeoperenethis is an extinct monotypic genus of Nursery web spider family Pisauridae, and at present, it contains the single species Palaeoperenethis thaleri. The genus is solely known from the Early Eocene, Ypresian Okanagan Highlands deposits in the Cariboo region of British Columbia, Canada.
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0