Tsuji, N. and Yoshitake, H. 2026. Description of a new species of the genus Protacallodes Morimoto (Coleoptera: Curculionidae: Molytinae) from Japan, with notes on other Japanese species and a key to all known species. Zootaxa. 5802, 2 (May 2026), 323–334. DOI:https://doi.org/10.11646/zootaxa.5802.2.5.