Cordulegaster virginiae sp. nov. from Mexico, including a comparison with C. diadema Selys, 1868, and a redescription of its larva (Odonata: Cordulegastridae)

A new member of the genus Isotomurus from the Kuril Islands (Collembola: Isotomidae): returning to the problem of “colour pattern species”

The larva and pupa of Potamyia flavata (Banks 1934) (Trichoptera: Hydropsychidae): Description, life cycle, and notes on its biology

Lost species in Cameroon: rediscovery of the endangered freshwater crab,
Louisea balssi (Bott, 1959) (Brachyura: Potamonautidae), with notes on its ecology and conservation

New species and records of the pseudoscorpion genus Geogarypus (Pseudoscorpiones: Geogarypidae) from India, Sri Lanka and New Guinea

Cladotanytarsus saetheri sp. nov. and C. gedanicus Giłka: Holarctic sibling species (Diptera: Chironomidae)

Chlorogomphus canhvang sp. nov. from Central Vietnam (Odonata: Chlorogomphidae)

Discovery of the first species of Dryinus Latreille (Hymenoptera: Dryinidae) from Burmese amber

Synonymy of two recently described taxa of Phaneropterinae (Orthoptera, Tettigoniidae)