Laboulbeniomycetes (Fungi, Ascomycota) of Denmark Santamaria, Sergi Pedersen, Jan European Journal of Taxonomy 2021 2021-11-26 781 1 425 447SH Thaxt. [594,994,1032,1058] Laboulbeniomycetes Laboulbeniaceae Monoicomyces Fungi Laboulbeniales 351 352 Ascomycota species nigrescens  MB#189290  Fig. 89F–G    Proceedings of the American Academy of Arts and Sciences38: 10 ( Thaxter 1902). –     Type: “ U.S.A.: On  Caloderasp., Intervale, N.H.,  Jul. 1909, R. Thaxter1359 ( FH–2452, type) (according to Santamaria 1996c)”; FH.    Diagnostic features Cell III entirely darkened ( Fig. 89F). Primary appendage unbranched, short, consisting of up to four cells. Antheridia dark towards the base and margin, bearing two secondary appendages. Each antheridium including four phialides. Stalk cell of perithecium narrowed and darkened near the base. [Detailed descriptions: Thaxter 1908; Majewski 1994b; Santamaria 1996c]    Distribution and hosts Reported on many genera and species of Aleocharinae(Col. Staphylinidae) like  Athetaand  Tachyusa, but also on others. Recorded from Europe: the Netherlands, Germany, Italy, Poland, Spain, United Kingdom, Portugal( Majewski 2008), Sweden( Huggert 2010), Czech Republic( Rossi et al.2010), and Belgium( De Kesel et al.2020); America: USA( type), Argentina( Spegazzini 1912), and Uruguay( Spegazzini 1917); and Asia: Japan( Majewski 1988). The record from Sri Lanka( Thaxter 1931) was described as a separate species by Santamaria (1996c)(  M. ceylonensis).    Collections examined from Denmark    On  Dilacra luteipes(Erichson, 1837)(Col. Staphylinidae Aleocharinae) DENMARK–  Nordøstsjaelland(NEZ)• Ledreborg; 55°36.740′ N, 11°58.456′ E; PG86;  21 Apr. 1885; leg. unknown Dry0150; det. unknown; ZMUC C-F-124217.    Remarks First record from Denmark. Danish thalli were immature but identifiable and in agreement with the key by Santamaria (1996c). 4988641244 On Calodera sp. 1909-07 FH R. Thaxter United States of America Intervale 351 352 FH-2452 1 N. H. type 4988640581 On Dilacra luteipes (Erichson, 1837) 1885-04-21 ZMUC Denmark 55.612335 Nordostsjaelland 1 11.974267 Ledreborg 351 352 ZMUC C-F-124217 1 Nordostsjaelland