Description of two new species of the genus Ossiannilsson, 1970 (Hemiptera, Psylloidea) from northern Fennoscandia recognized by morphology, cytogenetic characters and barcode sequence.

Based on chromosomal, molecular and morphological analyses, two new Ossiannilsson, 1970 species are described, S. Nokkala & Ch. Nokkala, and S.

The Klingon batbugs: Morphological adaptations in the primitive bat bugs, and , including updated phylogeny of Cimicidae.

The Cimicidae is a family of blood-dependent ectoparasites in which dispersion capacity is greatly associated with host movements. Bats are the ancestral and most prevalent hosts for cimicids. Cimicids have a worldwide distribution matching that of their hosts, but the global classification is incomplete, especially for species outside the most common Cimicidae taxa.

Clistopyga caramba sp. nov. (Hymenoptera: Ichneumonidae; Pimplinae), an astonishing example of mimicry in spider-attacking parasitoid wasps.

Clistopyga caramba sp. nov. Castillo & Sääksjärvi, collected from the tropical Andean-Amazonian interface in Peru, is described and illustrated.