Ilyodes (junior synonym: Helenodora) is an extinct genus of onychophoran known from the Carboniferous period. It may have one or two species; more study is needed to confirm this. It is tentatively interpreted as having slime papillae.
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