Lectotype designations taxonomic notes and new synonymies in some species of the bee genus Centris Fabricius, 1804 described by Frederick Smith (Hymenoptera: Apidae)
Taxonomic review and distribution of the genus Vespula Thomson, 1869 (Hymenoptera: Vespidae: Vespinae) from Vietnam
Illustrated key to European genera, subgenera and species groups of Mymaridae (Hymenoptera), with new records for the Czech Republic
Mexican species of the genus Probles Förster (Hymenoptera: Ichneumonidae: Tersilochinae)
The spider wasp genus Telostholus Haupt, 1929 (Hymenoptera, Pompilidae) in Indonesia, with the description of three new species
Contributions to the taxonomy, identification, and biogeography of Casinaria Holmgren and Venturia Schrottky (Hymenoptera: Ichneumonidae: Campopleginae)
First record of Hylophasma Townes (Hymenoptera, Ichneumonidae, Cryptinae) from Palaearctic region
The West Palaearctic Dineura species, focussing on Sweden (Hymenoptera, Tenthredinidae)
First report of the genus Kohliella Brauns, 1910 (Hymenoptera: Crabronidae: Crabroninae) from India with the species K. anula Pulawski, 1991 from Kerala
Diaparsis phobos sp. nov. and D. deimos sp. nov., two amazing new species of Tersilochinae (Hymenoptera: Ichneumonidae) from Madagascar
Application of DNA barcoding confirms the female, male, larva and host of Bocchus scobiolae Nagy (Hymenoptera: Dryinidae)
Andricus forni Pujade-Villar & Nicholls n. sp., a new species of oak gallwasp from China (Hymenoptera: Cynipidae)
Konowia Brauns, 1884, and Monoxiphia, n. gen. (Hymenoptera, Xiphydriidae): Palaearctic woodwasps with simple tarsal claws on all legs
Four new species of parasitoid wasp (Hymenoptera: Braconidae) described through a citizen science partnership with schools in regional South Australia
Discovery of the digger wasp genus Argogorytes Ashmead, 1899 (Hymenoptera: Crabronidae: Bembicinae) in India and description of a new species
Taxonomic and biological notes on Pristiphora ribisi Togashi, 1990, (Hymenoptera, Tenthredinidae) injurious to gooseberries and currants
Revision of the Oriental subgenus Patrisaspilota Fischer, 1995 (Hymenoptera: Braconidae: Alysiinae: Orthostigma Ratzeburg, 1844) with description of a new species from Papua New Guinea
A new micropterous species of the genus Spathius Nees (Hymenoptera: Braconidae: Doryctinae) from the North Eastern Himalayas, India
A new species of Foenatopus Smith (Hymenoptera: Stephanidae) from Andaman Islands, India
Taxonomic study on the genus Pseudozumia de Saussure (Hymenoptera: Vespidae: Eumeninae) from Vietnam, with description of a new species
The sawflies and woodwasps (Hymenoptera: ‘Symphyta’) of Colombia
Taxonomy and distribution of pimpline parasitoids (Hymenoptera, Ichneumonidae, Pimplinae) in Ukraine
Redescription of three rare species of Dasypoda bees with first description of D. iberica and D. tibialis females (Hymenoptera, Apoidea, Melittidae)
Contribution to the knowledge of the subgenus Stigmatodipogon Ishikawa, 1965 of the genus Dipogon Fox, 1897 (Hymenoptera: Pompilidae)
Revision of the Oriental and East Palaearctic genus Coryptilus Gibson (Hymenoptera, Chalcidoidea, Eupelmidae)
First record of the genus Aneuclis Förster (Hymenoptera, Ichneumonidae) from China
Taxonomy of Bethylus (Hymenoptera, Bethylidae) from China with description of nine new species
Two new species of Microterys Thomson, 1876 (Hymenoptera: Encyrtidae) from Tibet, China
The South American species of Chalcis Fabricius (Hymenoptera: Chalcididae)
