Paucithecium is a genus of fungi in the family Xylariaceae; according to the 2007 Outline of Ascomycota, the placement in this family is uncertain. This is a monotypic genus, containing the single species Paramphisphaeria costaricensis.
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