Yamamoto, Shûhei. 2024. “A New Fossil Species of the Reticulated Beetle Genus Cupes (Coleoptera: Archostemata: Cupedidae) from Eocene Baltic Amber”. Zootaxa 5432 (4). Auckland, New Zealand:451-60. https://doi.org/10.11646/zootaxa.5432.4.1.