Review of Afrotropical Glenosema Kieffer (Hymenoptera, Bethylidae) with description of 13 new species

Review of the genus Alysia Latreille (Hymenoptera, Braconidae, Alysiinae), with description of six new species from China

Two new species of Pseudapis Kirby, 1900 (Hymenoptera: Halictidae: Nomiinae) from Africa

The Xiphydria palaeanarctica group from Japan (Hymenoptera, Xiphydriidae)

Cynipidae (Insecta: Hymenoptera) fauna of Kazdağı National Park (Turkey)

An annotated distributional checklist of Vespidae (Hymenoptera: Vespoidea) of India

Illustrated key to genera and catalogue of Mymaridae (Hymenoptera) in America north of Mexico

Discovery of a new Nearctic species of Bocchus (Hymenoptera: Dryinidae)

New remarkable species of the subgenus Stigmatodipogon Ishikawa, 1965 of the genus Dipogon Fox, 1897 (Hymenoptera: Pompilidae) from Thailand and India

Biodiversity of the aculeate wasps (Hymenoptera: Aculeata) of the Arabian Peninsula: Apoidea (Spheciformes), Ampulicidae

Biodiversity of the aculeate wasps (Hymenoptera: Aculeata) of the Arabian Peninsula: Chrysidoidea, Sclerogibbidae

Biodiversity of the aculeate wasps (Hymenoptera: Aculeata) of the Arabian Peninsula: Vespoidea, Sapygidae

Biodiversity of the aculeate wasps (Hymenoptera: Aculeata) of the Arabian Peninsula: Vespoidea, Tiphiidae

Biodiversity of the aculeate wasps (Hymenoptera: Aculeata) of the Arabian Peninsula: Vespoidea, Bradynobaenidae

The mature larva of Poemenia albipes Cresson (Hymenoptera: Ichneumonidae, Poemeniinae) and a review of the biology of Nearctic Poemenia

New records of interaction between Pseudoxenos (Strepsiptera) and the solitary wasp Pachodynerus grandis in Brazil (Hymenoptera, Vespidae, Eumeninae) with an updated worldwide checklist of eumenine host species of Pseudoxenos

Redescription of Anastatus mantoidae Motschulsky, the type species of Anastatus Motschulsky 1859, and Anastatus echidna (Motschulsky), the type species of Cacotropia Motschulsky 1863, with respect to taxonomy of Anastatus (Hymenoptera: Eupelmidae: Eupelminae)

Three new species of Epipompilus Kohl (Hymenoptera, Pompilidae, Pepsinae) from Australia

Additions to the taxonomy of Gnamptogenys Roger (Hymenoptera: Formicidae: Ectatomminae) with an updated key to the New World species

Synopsis of world Discleroderma Kieffer (Hymenoptera, Bethylidae)

A new species of genus Endasys Förster (Ichneumonidae, Cryptinae) parasitizing Pristiphora (Tenthredinidae) and a key to species from China

The genus Chalybion Dahlbom, 1843 (Hymenoptera: Sphecidae) from Northwest Vietnam, with description of a new species

Two new species of Coelinius Nees (Hymenoptera, Braconidae, Alysiinae) from Mexico

A taxonomic review of the genus Dicranorhina Shuckard (Hymenoptera: Crabronidae: Crabroninae) from the Indian subcontinent with the description of three new species from Southern Western Ghats

Notes on the genus Netelia, subgenus Parabates (Ichneumonidae, Tryphoninae), with description of a new species from Oriental Region

A new species of Melanocryptus Cameron, 1902 (Hymenoptera, Ichneumonidae: Cryptinae) from the Brazilian Atlantic Forest

A new name for Amphibolips kinseyi Cuesta-Porta & Pujade-Villar and a revised key to the Amphibolips ‘nassa’ species-complex from Mexico and Central America (Hymenoptera: Cynipidae)

Fifteen new Andrena species from little-visited arid, Mediterranean, and mountainous parts of the Old World (Hymenoptera: Andrenidae)

The wild bees (Hymenoptera: Apoidea) of Morocco

Systematic revision of the North American velvet ant genus Invreiella Suárez (Hymenoptera: Mutillidae) with description of eleven new species

Biodiversity of the aculeate wasps (Hymenoptera: Aculeata) of the Arabian Peninsula: Apoidea (Spheciformes), Crabronidae