Tylidae is a family of woodlice. It contains approximately 27 species, all but one in the genus Tylos, the other being Helleria brevicornis. Together with the family Ligiidae, Tylidae appears to have diverged early from the remaining woodlouse families.
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