Crassiclypeus A. Hashim., K. Hiray. & Kaz. Tanaka, Stud. Mycol. 90: 167 (2018).
MycoBank number: MB 823131; Index Fungorum number: IF 823131; Facesoffungi number: FoF 08273; 1 morphological species (Species Fungorum 2020), 1 species with molecular data.
Type species – Crassiclypeus aquaticus A. Hashim., K. Hiray. & Kaz. Tanaka, in Hashimoto et al., Stud. Mycol. 90: 167 (2018).
Notes – Crassiclypeus aquaticus, the type species of Crassiclypeus was collected from submerged dead twigs of woody plants (Hashimoto et al. 2018a). The sexual morph of this genus is characterized by crest-like, elongated, ostiolar neck; peridium surrounded by brown hyphae and asci with a long stipe; and is similar to species of Flabellascoma, Lentistoma and Neotrematosphaeria (Thambugala et al. 2015b, Hashimoto et al. 2018a). The asexual morph is characterized by globose to subglobose conidiomata; peridium composed of subglobose to rectangular conidia with rounded ends, hyaline and aseptate (Hashimoto et al. 2018a).