The ichneumonid wasp Neorhacodes enslini (Ruschka, 1922) is recorded for the first time in Norway. A single female was caught in a Malaise-trap at Abildsø, Østensjøvannet, Oslo municipality (AK; EIS 28), July 1996. This ...

Background One of the biggest challenges in avian taxonomy is the delimitation of allopatric species because their reproductive incompatibility cannot be directly studied in the wild. Instead, reproductive ...

The assessment of evolutionary divergences within subspecies complexes provide an effective short-cut for estimating intraspecific genetic diversity, which is relevant for conservation actions. We explore new evidence ...

Capsule: Providing peanuts on bird feeders was shown to attract more individuals and more species than providing cheese or bread. Aims: To investigate how the provision of different human-derived foods affected visit rates ...

Females of the autumn crane fly Tipula (Platytipula) moiwana (Matsumura, 1916) were collected along the river Ljanselva in Oslo. This species was hitherto only known from the easternmost Palaearctic and from the Moscow and ...

Bohseite is an orthorhombic calcium beryllium aluminosilicate with variable Al content and an endmember formula Ca4Be4Si9O24(OH4), that was discovered in the Piława Górna quarry in the eastern part of the Góry Sowie Block, ...

The collection of the family Encyrtidae at the Natural History Museum of Oslo is revised, and this study focuses on the ethanol preserved material in particular. Eighteen species are reported for the first time from Norway, ...

The cynipoid family Ibaliidae is revised for Norway. Eight specimens where traced, all belonging to Ibalia rufipes Cresson, 1879. Records are present from Rollag municipality in Buskerud, Ullensaker, Sørum, and Skedsmo in ...

The collection of the family Encyrtidae at the Natural History Museum of Oslo is revised, and this study focuses on the ethanol-preserved material in particular. Sixteen species are reported for the first time from Norway, ...

The study of biodiversity spans many disciplines and includes data pertaining to species distributions and abundances, genetic sequences, trait measurements, and ecological niches, complemented by information on collection ...