The Black Fungus Gnats (Diptera, Sciaridae) of Norway - Part I: species records published until December 2019, with an updated checklist Author Menzel, Frank Senckenberg Deutsches Entomologisches Institut, Eberswalder Strasse 90, 15374 Muencheberg, Germany Author Gammelmo, Oivind BioFokus, Gaustadalleen 21, 0349 Oslo, Norway https://orcid.org/0000-0002-6026-9023 Author Olsen, Kjell Magne BioFokus, Gaustadalleen 21, 0349 Oslo, Norway Author Koehler, Arne Senckenberg Deutsches Entomologisches Institut, Eberswalder Strasse 90, 15374 Muencheberg, Germany akoehler@senckenberg.de text ZooKeys 2020 957 17 104 http://dx.doi.org/10.3897/zookeys.957.46528 journal article http://dx.doi.org/10.3897/zookeys.957.46528 1313-2970-957-17 ECBF8EDB70964563991A526901CC53B9 3A8EC088F565506AB394E94F3CB38AC2 Bradysia impatiens (Johannsen, 1912) Synonyms. = agrestis Sasakawa, 1978; = hardyi (Shaw, 1952); = paupera Tuomikoski, 1960; = tristicula var. difformis Frey, 1948. Literature. Faunistics : Sundbye and Johansen (2002) : 26; Sundbye and Johansen (2003) : 1; Sundbye (2005) : 1 [all as Bradysia difformis ]. Taxonomy : Tuomikoski (1960) : 130, 134 [as Bradysia paupera ]; Menzel and Mohrig (2000) : 146 [as Bradysia agrestis ] and 152 [as Bradysia difformis ]; Mohrig et al. (2013) : 162; Broadley et al. (2018) : 205 [both as Bradysia impatiens ]. Localities. • Norway; without further locality details (= 'Norway' ; = 'several horticultural localities' ) • Akershus; As . Ecological note. In greenhouses and laboratories on poinsettia ( Euphorbia pulcherrima ). Phenology: without data.