Leucostoma massarianum
(De Not.) Höhn.
KW [Darwin] 8326. Place of collection: Ukraine; Cherkasy Oblast; Cherkasy District; Chervona Sloboda village; shore of Kremenchuk reservoir (N49°23' E32°09'). Date of collection: 14 July 1984. Associated organism: Sorbus aucuparia (twig). Collector: Hayova, V.P.. Identifier: Minter, D.W..