Laboulbeniomycetes (Fungi, Ascomycota) of Denmark Author Santamaria, Sergi Unitat de Botànica, Departament de Biologia Animal, de Biologia Vegetal i d’Ecologia, Facultat de Biociències, Universitat Autònoma de Barcelona, 08193 Cerdanyola del Vallès (Barcelona), Spain. sergi.santamaria@uab.cat Author Pedersen, Jan Natural History Museum of Denmark (Zoological Museum), University of Copenhagen, Universitetsparken 15, 2100 København Ø, Denmark. japedersen@snm.ku.dk text European Journal of Taxonomy 2021 2021-11-26 781 1 425 http://dx.doi.org/10.5852/ejt.2021.781.1583 journal article 305924 10.5852/ejt.2021.781.1583 592281fb-ec34-447a-869b-e2722722534e 2118-9773 5828924 Coreomyces corixae Thaxt. MB#183819 Fig. 4G Proceedings of the American Academy of Arts and Sciences 38: 56 ( Thaxter 1902: 56 , as corisae ) . – Type : “ On inferior surface of abdomen of Corisa Kennicottii Uhler , Arlington , Mass ”; FH . [ USA ] [this is the type according to Tavares 1985 and the host is Hesperocorixa kennicotti (Uhler) ] Coreomyces italicus Speg. ( Spegazzini 1918: 321 ) [MB#192011] Diagnostic features Cells I and II 1.5–2 times as long as broad. Terminal cell (III) flattened. [Detailed descriptions: Thaxter 1908 ; Majewski 1994b ; Santamaria 2003 ] Distribution and hosts This species has been reported on Corixidae (Hemiptera) of the genera Callicorixa White, 1873 , Corixa Geoffroy, 1762 (= Corisa ), Cymatia Flor, 1860 , Hesperocorixa Kirkaldy, 1908 , Micronecta ? Kirkaldy, 1897 ( Lee et al. 2008 ), and Sigara from Europe : Bulgaria , France , Germany , Hungary , Italy , Poland , Romania , Spain ; America : Chile , USA ; and Asia : China , Indonesia , Japan , Taiwan ( Majewski 2008 ). Recently reported from Denmark , Sweden , Turkey (Sundberg 2018), and Slovenia ( Rossi & Christian 2020 ). Collections examined from Denmark On Sigara distincta (Fieber, 1848) . (Heteroptera Corixidae ) DENMARK – Lolland, Falster, Møn (LFM) • Jydelejet , Møns Klint ; 54°59.127′ N , 12°31.517′ E ; UA49; 12 May 2018 ; JP 1198 ; M. Holmen det.; ZMUC C-F-123723 . – Vestjylland (WJ) • Simmelmose ; 55°46.299′ N , 9°3.519′ E ; NG08; 2 Jun. 2019 ; JP 1528 ; M. Holmen det.; ZMUC C-F-124283 • ibid.; JP 1529 ; M. Holmen det.; ZMUC C-F-124286 • ibid.; JP 1530 ; M. Holmen det; ZMUC C-F-124288 . Remarks This species is very common, although according to Majewski (1994b) less frequent than C. macropus which very often coexists on the same host.