Review of the brachypterous, micropterous, and apterous Braconidae of the cyclostome lineage (Hymenoptera: Ichneumonoidea) from the Palearctic Region
New species and records of Beckidia Sæther (Diptera: Chironomidae) from the Russian Far East
A new species of Tardigrada, Platicrista ramsayi sp. nov. from the páramo of Volcán Chiles, Ecuador
A review of Chinese Phyllocoptes Nalepa (Acari: Eriophyoidea: Eriophyidae: Phyllocoptinae) with descriptions of five new species
A taxonomic study of the genus Tetra Keifer (Acari: Eriophyidae: Phyllocoptinae: Anthocoptini) from Shaanxi Province, China with descriptions of nine new species
Two new species of Pezothrips (Thysanoptera, Thripidae) in Japan and Europe, with designation of lectotype of type species
Three new species of the genus Neuquenaphis (Hemiptera, Aphididae, Spicaphidinae) from southernmost South America
A new species of Arrhopalites Börner, 1906 (Collembola, Symphypleona, Arrhopalitidae) from Iran with an updated key to A. diversus group of species
Taxonomic revision of Agraphydrus Régimbart, 1903 I. China and Taiwan (Coleoptera: Hydrophilidae: Acidocerinae)
A new species of mealybug (Hemiptera: Coccomorpha: Pseudococcidae) from Tectona grandis L.f. (Lamiaceae) in southern India
Species of the Maera-clade collected from Japan. Part 3: genera Maera Leach, 1814, Meximaera Barnard, 1969 and Orientomaera Ariyama, 2018 (addendum), with a key to Japanese species of the clade (Crustacea: Amphipoda: Maeridae)
Taxonomic study and morphology based phylogeny of the patagonic clade Liolaemus melanops group (Iguania: Liolaemidae), with the description of three new taxa
Taxonomic revision of the genus Anomalophylla Reitter, 1887 (Coleoptera: Scarabaeidae: Melolonthinae: Sericini)