Alpine Entomology

Since its description based on a single female from the Maritime Alps in France, no other localities of this enigmatic alpine species have become public. In a scree slope in the V…

Cooka incisa (Cook, 1956) is recorded from several wooded localities in southern Switzerland (canton of Ticino). This is the first European record of this species, as well as the …

The northern bark beetle (Ips duplicatus), in Europe originally restricted to northern countries, expanded its distribution range to eastern Europe in the 20th century and is now …

The diving beetles Liodessus altoperuensis sp. nov. and Liodessus caxamarca sp. nov. (Dytiscidae, Hydroporinae, Bidessini) are described from the high altitudes of the Puna region…

Osmia (Melanosmia) uncinata Gerstäcker is a Palaearctic megachilid bee distributed from temperate and northern Europe eastwards to the Russian Far East. The discovery of over 80 n…

The first record of Erasmoneura vulnerata Fitch, 1851 in Switzerland is reported. Specimens were collected in 2019 using yellow sticky traps during a Scaphoideus titanus monitorin…

The authors publish faunistic data on 48 owlfly specimens from Jordan, where only two species were known in the past. Four species (Ascalaphus festivus, Deleproctophylla variegata…

Cincticostella tornata, a new species of Ephemerellidae, is described from China. It belongs to the insolta-species group and is closely related to C. femorata. It is hitherto onl…

Aus der Schweiz wird Nemapogon helveticola als neue Art beschrieben. Dabei handelt es sich um eine taxonomisch isolierte Art, welche bisher nur an einer einzigen Stelle gefunden w…

The Macrophya zhaoae group is reviewed and five species are recognized in China, including a newly described species, M. lishuii Li, Liu & Wei sp. nov. from Zhejiang Province, and…

The taxonomy of the Palaearctic Caryocolum schleichi species group is revised, leading to a largely new species concept. Initially described as four different species (C. schleich…

Nebria (Pseudonebriola) tsambagarav sp. nov. is described from an alpine altitude in the Mongolian Altai. The new species is separated from other two Pseudonebriola species from t…

Pseudoalaocybites chimborazoi sp. nov. – a new microphthalmic weevil from the Ecuadorian Páramo is described, compared, and the discovery is discussed. The record enlarges the dis…

In order to clarify the identity of Paracacoxenus kaszabi Okada, 1973, a species described from Mongolia, the morphological structures of one male paratype, collected at 1,750 m a…

Die Anzahl verlässlich gemeldeter Taxa (Arten und Unterarten) der Curculionoidea aus der Schweiz beträgt momentan 1081. Funde von Orchestes calceatus (Germar, 1821) werden hier er…

The Colombian species of the genus Rhantus are reviewed. Rhantus bogotensis sp. nov. is described and illustrated, based on specimens collected in the Altiplano of the Bogota regi…

The genus Arctesthes Meyrick (Geometridae: Larentiinae: Xanthorhoini), endemic to the South Island of New Zealand, is revised. Four species are recognised, including two new speci…

Osmia (Melanosmia) nigriventris (Zetterstedt) is a predominantly boreoalpine megachilid bee species, whose biology is poorly known due to its pronounced rarity all over Central Eu…

Das ursprünglich aus den Südwestalpen beschriebene Taxon Nematopogon adansoniella (de Villers, 1789) wird neu bewertet. Auf Grund von DNA-Barcodeuntersuchungen sowie morphologisch…

The mid-term impact of forest fires and windthrows on species compositions in the insect orders Neuroptera, Raphidioptera and Mecoptera was assessed in Swiss forests using standar…

We revise the Alpine bee taxa related to Andrena bicolor (Fabricius, 1775), including A. montana Warncke, 1973 and A. allosa Warncke, 1975, the status of which has remained conten…

Understanding why and how multiple species manage to coexist represents a primary goal of ecological and evolutionary research. This is of particular relevance for communities tha…

Hoplitis robusta (Nylander) is a rare and poorly known osmiine bee species occurring in the subalpine zone of the Alps. The discovery of two nests of H. robusta in a thin branch o…

Here, we investigate about 5500 previously unidentified specimens from the collection of Gerhard Bächli. A total of 108 agromyzid species were added to the fauna of Switzerland. C…

On distribution and morphology of some Onthophagus species in Switzerland (Coleoptera: Scarabaeidae). – On the basis of 1097 specimens from 12 collections, the distribution of ten…

The Southernmost region of Australia, the island of Tasmania, is also the most mountainous, with large areas of rugged alpine environments. This entomological frontier offers a di…

Both molecular and morphologic characters support the reinstatement of Leuctra biellensis Festa, 1942 as a valid species distinct from Leuctra nigra (Olivier, 1811). Genetic dista…

A description of the male adults of five Chaetocladius s. str. species (C. castellae sp. n., C. lencioniae sp. n., C. lodscrozetae sp. n., C. macunensis sp. n. and C. muttensis sp…

The flat bug fauna of Switzerland is still insufficiently studied. We describe the first records of Aradus angularis J. Sahlberg, 1886 and Quilnus marcosi Heiss & Baena, 2006 (Het…

Four new Trioza species associated with mistletoes are described, diagnosed and illustrated from Brazil and Chile. They are monophagous on the LoranthaceaeStruthanthus uraguensis …

The male terminalia of seven species of Drosophila endemic to the New World are described or redescribed and illustrated: one in the hydei subgroup (D. guayllabambae) and four in …

Systenus bartaki sp. n. is described from Croatia. The new species is similar to S. tener Loew and S. vasilii Grichanov but it differs by characters of the antennae and the male g…

The West-Palaearctic species of the Hercostomus species-group III are reviewed, a species-list and a revised key to males is provided. Hercostomus angustus (Loew, 1857) is restore…