Opisthoncana is a spider genus of the Salticidae family (jumping spiders). Its sole described species, O. formidabilis, has only been found on New Ireland, near New Guinea.
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