The Elachistidae (Lepidoptera: Gelechioidea) of Caucasus, with description of three new species

First description of the last instar larva and pupa of the aquatic crane fly Limnorimarga limonioides (Alexander, 1945) (Diptera: Limoniidae)

A review of the Mexican species of Alloeorhynchus Fieber (Hemiptera: Heteroptera: Nabidae: Prostemmatinae) with description of six new species, new distributional records, and key to the species

Two new species of the genus Thalassaphorura Bagnall, 1949 (Collembola: Onychiuridae) from south China, with an updated key to world species of the genus

Pseudochromis stellatus, a new species of dottyback from Indonesia (Teleostei: Pseudochromidae)

Designation of a neotype for Parastacus nicoleti (Philippi, 1882) (Crustacea: Decapoda: Parastacidae)