Beschreibung:
<jats:p>The first records of <jats:italic>Occultifur corticiorum, Spiculogloea occulta, S. subminuta</jats:italic> (Pucciniomycotina), <jats:italic>Phragmoxenidium mycophilum</jats:italic> and <jats:italic>Serendipita sigmaspora</jats:italic> (Agaricomycotina) from Norway and Sweden are presented, and morphological characters and ecology of these species are discussed. In addition, <jats:italic>Spiculogloea limonispora</jats:italic> and <jats:italic>S. minuta</jats:italic> are reported as new to Russia, and <jats:italic>Serendipita evanescens</jats:italic> as new to USA.</jats:p>