Pensoft Publishers

External studies of spider spinning fields allow us to make inferences about internal silk gland biology, including what happens to silk glands when the spider molts. Such studies…

A new species of Mouse Spider (family Actinopodidae Simon, 1892), Missulena harewoodi, is described from near the City of Kalgoorlie-Boulder in the Goldfields region of Western Au…

The historical Godeffroy Collection of spiders at the Centrum für Naturkunde (CeNak) in Hamburg comprises several hundred type specimens from Australia and is an essential source …

Spiders of the genus Desis Walckenaer, 1837 (Araneae: Desidae) are water-adapted spiders and live in the intertidal zone on reefs, marine debris and under rocks. Here, we describe…

The Mediterranean Region is considered one of the areas most exposed to climate warming, with artificial lakes and coastal lagoons representing particularly vulnerable ecosystems,…

Lakes worldwide are under severe pressure from increasing anthropogenic impacts and global warming, creating a growing demand for restoration efforts and sustainable lake manageme…

Assigning an economic value to cultural ecosystem services is important to promote their sustainable and rational use. Valuation of such services requires a non-market approach as…

In recent years, society become much more interested in nature disasters that cause damage. The consequences of these destructive processes of a meteorological, hydrological and g…

The Pinus densiflora var. ussuriensis forest is a unique pine forest type in Northeast China. The species grows normally under extremely adverse conditions because it has a strong…

Rhizosphere microbial communities are believed to be vital in the adaption of dominant plants to strong waterlogging stress in the water-level-fluctuation zone (WLFZ). However, li…

Analysis of the photosynthetic apparatus provides information on the physiological state of plants. The changes of metabolites in plant cells analysed with the pulsed chlorophyll …

The globalisation and omnidirectional character of anthropogenic processes has challenged scientists around the world to estimate the harmful effects of these processes on ecosyst…

Recently, questions about the return of the concept of Arctic agriculture in order to promote sustainable development of the northern regions and ensure food security have been ra…

Balinsasayao Twin Lakes Natural Park (BTLNP) is one of the protected areas on the Island of Negros Oriental which is enormously rich in biodiversity due to different Lowland types…

Bukit Nanas Forest Reserve, the oldest forest reserve in Malaysia established in 1900, lies in the center of Kuala Lumpur, the capital city. Over time it has been reduced from 17.…

Boletina kowarzi Stackelberg, 1943 (Diptera: Mycetophilidae) is recorded from Central Europe for the first time in nearly 150 years. The species was originally described based on …

Hispaniodirphia lemaireiana Rougerie & Herbin, 2006 is an endemic saturniid moth restricted to the montane pine forests of Hispaniola. Here we provide the first description of the…

Although Europe is the best-explored continent entomologically, major gaps remain, especially in alpine regions and within taxonomically challenging “dark taxa”, such as parasitoi…

The diving beetle Rhantus procul sp. nov. is described from around 2,000 m a.s.l. at Mount Pompangeo in Central Sulawesi, Indonesia. Besides Rhantus suturalis (W.S. Macleay, 1825)…

The temperate Palaearctic genus Camarotoscena (Liviidae, Liviinae) is revised to contain 10 species confirming previous morphology-based species concepts. The results of the molec…

Northeastern Algeria has recently emerged as a hotspot of freshwater biodiversity and a refugium for both mountainous cold stenothermic and Afrotropical relict species. Intensive …

The presence of the rare alpine insect Hemerobius schedli Hölzel, 1970 was confirmed with preserved museum specimens in Basel and London. In addition, live specimens were collecte…

Carcina ingridmariae sp. nov. is described from the eastern Mediterranean region (Greece, Croatia, Cyprus, Türkiye). The species differs strikingly from the so far only repr…

Mayflies (Ephemeroptera) play a crucial role in nutrient cycling and energy transfer between ecotones, making them key indicators of freshwater ecosystem health. As part of a broa…

Dichotrachelus sonjae sp. nov. was discovered in a cold north-exposed scree slope in the Togano ridge area in Piemonte North of Val Grande. It is described and compared with the m…

The genus Limbodessus Guignot, 1939 from New Guinea is reviewed. Eight new species are described from the Central Mountain Range of New Guinea, from altitudes of 1,800 up to 3,500…

Same-sex and interspecific sexual behavior have been documented in arthropods, but records remain very scarce. We report a mating attempt of a male Dociostaurus kraussi (Ingenitzk…

Anthophora onosmarum is a poorly known bee species described from the Caucasus (Georgia). New fieldwork has revealed that the species is present in Bulgaria and Greece, and is als…

Überprüfte Sammlungsexemplare und aktuelle Funde des besonders selten gefundenen und nur äusserst lokal vorkommenden Adosomus roridus aus der Schweiz führten zur Entdeckung von Ei…

A new species of concealer moths (Oecophoridae), Denisia cryptica sp. nov., is described from specimens collected in the south-western Alps (Italy, France). It differs from simila…

Records of Choerades mouchai Hradský, 1985, are reported from Switzerland. These are the first records of the species published since its description and extend its known range to…

A new osmiine bee species, Hoplitis (Hoplitis) onosmaevae sp. nov. (Megachilidae), is described. So far, this species is exclusively known from the Mercantour National Park in the…

Ambrosia beetles are highly successful as invaders because they are often transported internationally with wood packaging and other wood products and because their inbreeding mati…

Five species of Psyllinae are recognised from Gunung Kinabalu, all previously unknown, and are formally described and named: Cacopsylla graciliforceps sp. nov., C. kinabaluensis s…

The first Orchesiini of South Africa, Parvapila lyncispinnae gen. nov. and sp. nov., is described. Specimens were collected at the foot of the Langeberg Range and of the Kogelberg…

Anlässlich einer Exkursion in die Gebirgszüge im Norden Portugals konnten Imagines und Larven der wenig bekannten Donus-Art vom Doldenblütigen Heidekraut (Erica umbellata L.) auf …

The larva of Isoperla orobica Ravizza, 1975, an endemic Alpine species, is described with information about the distribution and ecology in Switzerland. New barcodes were generate…

The fourth species of Anchonidium sensu stricto from Western Europe is described, photographed and compared with its congeners; an updated key of the genus is given. The habitat i…

The carabid beetle Nebria taketoi Habu, 1962 is endemic to the high-altitude mountains of Honshu, Japan; due to its rarity, it is one of the least taxonomically studied species am…

Cloeon vanharteni Gattolliat & Sartori, 2008 was newly discovered in the framework of our study of Ephemeroptera in the Draa basin, located in the southern region of the High Atla…

The theory of niche differentiation implies some extent of specialization of species with regard to key resources, notably food. Coprophagous (dung-eating) insect larvae play a cr…

The species of the subgenus Stichoptera occurring in Switzerland are revised, based on a combination of literature data, old museum specimens and recent material. Four species, on…

Investigations of material collected partly in 1999 and mainly between 2006 and 2016 in New Guinea, mostly along the high, central mountain chain of the island, further increased …

Carabid beetles of the tribe Licinini use their asymmetric mandibles to open the shells of land snails. Prey handling of large snails has been described in a few Licinini species.…

Identifying alien species is important to ensure the early detection of biological invasions and survey shifts in species distributions in the context of global change. Here, we r…

Megacraspedus peslieri was described from the Pyrenees in 2018 and subsequently also discovered at a few localities in the northern Cottian Alps (Italy). The hitherto unknown fema…

The Draa river basin is located south of the High Atlas Mountain rangee in Morocco. The Ephemeroptera (mayflies) fauna of its three sub-basins: the High, Middle, and Lower Draa ar…

Eryngiofaga perrara sp. nov. is described, diagnosed and illustrated from two adult specimens found on Mount Pilatus (Switzerland, Obwalden). The new species is morphologically mo…

A new species of Baetidae, Alainites siamensis sp. nov., is described from Thailand. This new species is closely related to Alainites lingulatus Tong & Dudgeon, 2000, Alainites la…