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 10.5852/ejt.2021.781.1583 2118-9773 5828924 Compsomyces verticillatus (Thaxt.) Thaxt. MB#245733 Fig. 5C–E Proceedings of the American Academy of Arts and Sciences 29: 96 ( Thaxter 1894 ) . – Basionym : Cantharomyces verticillata Thaxt., Proceedings of the American Academy of Arts and Sciences 25: 9 ( Thaxter 1890 ) [MB#175236]. – Type : “ On Sunius longiusculus , Anna, Ill. (S.A. Forbes)”; FH . [ USA ] Diagnostic features Each row of perithecial outer wall cells consists of 6–8 subequal cells ( Fig. 5E , arrows). Cell II usually gives rise to 2–5 appendages which appear to be verticillate when 3–5 of such appendages are present. [Detailed descriptions: Thaxter 1896 ; Santamaria 2003 ] Distribution and hosts On Astenus (sometimes as Sunius Stephens, 1829 in old literature) (Col. Staphylinidae Paederinae ) from USA ( type ), Argentina ( Spegazzini 1912 ), Germany ( Scheloske 1969 ), Italy ( Rossi & Cesari Rossi 1981 ), Spain ( Santamaria 1995b ), and Sweden ( Huggert 2010 ). Collections examined from Denmark On Astenus gracilis (Paykull, 1789) (Col. Staphylinidae Paederinae ) DENMARK – Fyn (F) • Drejø ; 54°58.141′ N , 10°25.237′ E ; NF99; 30 Oct. 1936 ; Christiani Dry0117 ; JP det.; ZMUC C-F-124184 . Remarks First record from Denmark . Neither the host nor the fungus seem to be common in Denmark .