Reference

Peter E. Stüben, Andre Schütte, Heriberto Lopez, Jonas J. Astrin (2016): Molecular and morphological systematics of soil-inhabiting Cryptorhynchinae of the genus Acallorneuma and the tribe Torneumatini (Coleoptera: Curculionidae), with description of two new species. – Beiträge zur Entomologie = Contributions to Entomology – 66: 169 - 199.