A new species of Aegidium Arrow (Coleoptera: Scarabaeidae: Orphninae) from Colombia
A new genus, Perplexacara, and new generic placements of species of Australian marsh beetles (Coleoptera: Scirtidae) based on morphology and molecular genetic data
Eucinetus linskyi, a new replacement name for preoccupied Eucinetus bicolor Lawrence, 2019, non Reitter, 1887 (Insecta: Coleoptera: Eucinetidae)
On the identity of some taxa of Coryphiina Zerche, 1990 from Kazakhstan (Coleoptera: Staphylinidae: Omaliinae: Coryphiini)
Multiple original spellings, living authors and the Code: The case of Malachius raniansis Mawlood, Hammamurad & Abdulla, 2017 (Coleoptera: Melyridae)
A new species of the simplex group of the genus Carpelimus Leach, 1819 (Coleoptera: Staphylinidae: Oxytelinae) from Thailand
The genus Selasia Laporte, 1838 (Coleoptera: Elateridae: Agrypninae) in Sri Lanka
