Fifteen new Andrena species from little-visited arid, Mediterranean, and mountainous parts of the Old World (Hymenoptera: Andrenidae)
Description of a new species of the genus Didrepanephorus Wood-Mason, 1878 (Coleoptera: Scarabaeidae: Rutelinae) from China with notes on allied species
A bio-syringe mechanism and the pattern of genital correspondence in the weevil genus Sitona (Coleoptera: Curculionidae): an approach to the great interest of Sharp and Muir
Claxtonia goni, a new species of Tardigrada (Heterotardigrada, Echiniscidae) from the island of Maui (Hawaiian Islands, U.S.A., North Pacific Ocean), with notes to the genus Claxtonia Gąsiorek & Michalczyk, 2019
Two new spiders of the genus Belisana (Araneae: Pholcidae) from Xishuangbanna Rainforest, China
Two new Cotasteromimina from Borneo (Coleoptera, Curculionidae: Molytinae)
New species of Mayawa Fletcher and description of a related new Australian leafhopper genus (Hemiptera: Cicadellidae: Deltocephalinae: Paralimnini)
A new species of Lyriothemis Brauer, 1868 from Vietnam and Thailand (Odonata: Libellulidae)
Review of the Oriental genus Pompographa Gozmány (Lepidoptera, Lecithoceridae), with description of a new species from Thailand