Eight new species presented are Calostoma areolatum collected in Wuyishan National Park (China), Crinipellis bidens from Hubei Province (China), Lactifluus sainii from Himalayan India, Inocybe elata from Yunnan (China), Inocybe himalayensis from Pakistan. Specimens previously identified as Massalongia carnosa represent a new species, namely M. patagonica restricted to southern South America. Saprolegnia maragheica is a new oomycete species of fresh water in Maraghe (Iran). Uncispora wuzhishanensis is a new aquatic hyphomycete species. A type specimen of Raddetes turkestanicus was studied and based on this the new combination Conocybe turkestanica, is proposed. Argyranthemum frutescens is a new host for Alternaria alternata and Syzygium cumini for Phyllosticta capitalensis in India. Crepidotus ehrendorferi is confirmed for Hungary and Pluteus leucoborealis for Central Europe, and for the phytogeographical region of Carpaticum. Pseudopithomyces palmicola is shown to occur on grapevine and it is validated by adding a unique identifier. Terfezia fanfani is reported first from Algeria. Keywords: Agaricomycetes, Ambicystidiati, Bolbitiaceae, Boletales, Didymosphaeriaceae, Herpotrichiellaceae Inocybaceae, Marasmiaceae, Pezizaceae, Pluteaceae, aquatic hyphomycetes, barcoding, Carpaticum, cyanolichens, desert truffle, ectomycorrhizal fungi, ITS, morphology, phylogeny, taxonomy, type studies, 8 new species, 1 new combination, 1 validation.