Blar i Scientific publications på forfatter "Staverløkk, Arnstein"
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Additions to the knowledge of Encyrtidae (Hymenoptera: Chalcidoidea) from Norway, with descriptions of two new species
Japoshvili, George; Staverløkk, Arnstein (Peer reviewed; Journal article, 2024)Two genera of Encyrtidae (Hymenoptera: Chalcidoidea) are for the first time recorded from Norway: Dusmetia Mercet, 1921 and Prionomastix Mayr, 1876. Six new species records for the country are presented, including two newly ... -
Faunistic data and biology on the subfamily Cerocephalinae (Hymenoptera, Pteromalidae) including the first record of Theocolax formiciformis Westwood, 1832 from Norway
Staverløkk, Arnstein; Hansen, Lars Ove (Journal article; Peer reviewed, 2018)A single specimen of Theocolax formiciformis Westwood, 1832 is reported together with new data on Cerocephala cornigera Westwood, 1832 and Cerocephala rufa (Walker, 1833) in Norway. Notes on the mating behaviour of C. ... -
First record of Spalangiopelta Masi, 1922 (Hymenoptera, Pteromalidae, Ceinae) in Norway
Staverløkk, Arnstein; Mitroiu, Mircea-Dan (Peer reviewed; Journal article, 2020)Pteromalidae is a relatively poor known group, and there are many species yet to discover. We here report two new species to Norway, Spalangiopelta alata Bouček, 1953 and Spalangiopelta procera Graham, 1966 (Hymenoptera, ... -
The first records of Solva marginata (Meigen, 1820) and the fly family Xylomyidae (Diptera) in Norway
Ødegaard, Frode; Staverløkk, Arnstein (Peer reviewed; Journal article, 2022)The fly family Xylomyidae belongs to the lower Brachycera and the infraorder Stratiomyiomorpha, and these flies are closely related to Stratiomyidae. It is a small family with 134 known species worldwide (Courtney et al. ... -
A genus new to Norway and the distribution of Protaphidius wissmannii (Ratzeburg, 1848) (Hymenoptera, Braconidae; Aphidiinae) in Scandinavia, a parasitoid of ant-attended aphids on tree trunks
Staverløkk, Arnstein; Gärdenfors, Ulf; van Achterberg, Kees (Peer reviewed; Journal article, 2022)The genus Protaphidius Ashmead, 1900 and it's only species in Europe, P. wissmannii (Ratzeburg, 1848) are here reported new to Norway. Protaphidius wissmannii is a parasitoid of giant aphids of the genus Stomaphis Linnaeus, ... -
Identifying individual polar bears at safe distances: A test with captive animals
Prop, Jouke; Staverløkk, Arnstein; Moe, Børge (Peer reviewed; Journal article, 2020)The need to recognise individuals in population and behavioural studies has stimulated the development of various identification methods. A commonly used method is to employ natural markers to distinguish individuals. In ... -
Melittobia acasta (Walker, 1839) (Hymenoptera, Chalcidoidea, Eulophidae, Tetrastichinae) recorded in Norway
Staverløkk, Arnstein; Kim, Il-Kwon (Journal article; Peer reviewed, 2018)Melittobia acasta (Walker, 1839) is reported for the first time in Norway. The species is known for its extreme sexual dimorphism and for parasitizing various hymenopterans in bee nesting sites. Comments on biology and ... -
Nuclear and mitochondrial markers suggest new
Ferrer-Suay, Mar; Staverløkk, Arnstein; Selfa, Jesús; Pujade-Villar, Juli; Naik, Suresh; Ekrem, Torbjørn (Journal article, 2018)Due to their small size and smooth body, members of the figitid genus Alloxysta can be notoriously difficult to identify based on morphology alone. Moreover, several species are suspected to contain brachypterous variants ... -
Parasitoids in the family Pteromalidae (Hymenoptera, Chalcidoidea) new to Norway
Staverløkk, Arnstein (Peer reviewed; Journal article, 2022)Chalcidoidea is likely the most species rich superfamily among all Hymenoptera (Noyes 2022). Because of their small size and lack of knowledge, little is known about their species richness and ecology worldwide. In Norway, ... -
Phytobaenus amabilis R. F. Sahlberg, 1834 (Coleoptera, Aderidae) recorded for the first time in Norway
Laugsand, Endre; Staverløkk, Arnstein (Peer reviewed; Journal article, 2020)The first record of Phytobaenus amabilis R. F. Sahlberg, 1834 in Norway is reported. Notes on the biology and preferred habitat of the species are provided. The locality is described, and the origin of the specimens are ... -
Responses of the hyper-diverse community of canopy-dwelling Hymenoptera to oak decline
Le Souchu, Elodie; Cours, Jérémy; Bouget, Christophe; Bankhead-Dronnet, Stéphanie; Braet, Yves; Burguet, P.; Gabard, C.; Galkowski, C.; Gereys, B.; Herbrecht, Franck; Joncour, Barbara; Marhic, Erwann; Michez, Denis; Neerup Buhl, P.; Noblecourt, T.; Notton, David G.; Penigot, W.; Rasplus, Jean-Yves; Robert, T.; Staverløkk, Arnstein; Vincent-Barbaroux, Cécile; Sallé, Aurélien; Cochenille, T. (Peer reviewed; Journal article, 2024)1. Forest decline and dieback are growing phenomena worldwide, resulting in severe,large-scale degradation of the canopy. This can profoundly alter the provision oftrophic resources and microhabitats for canopy-dwelling ... -
Two species of ant symbionts in colonies of Tetramorium caespitum (Linnaeus, 1758) new to Norway
Staverløkk, Arnstein; Ødegaard, Frode (Peer reviewed; Journal article, 2021)Two species of symbionts associated with the ant species Tetramorium caespitum (Linnaeus, 1758) are recorded for the first time in Norway; Chennium bituberculatum Latreille, 1807 (Coleoptera; Staphylinidae; Pselaphinae) ...