ABSTRACT
The anamorph of Thuemenella cubispora is shown to be a species of Nodulisporium, and T. cubispora is referred to the Xylariales, Xylariaceae. The remaining species of Thuemenella are reevaluated and considered congeneric with Sarawakus lycogaloides. Sarawakus is recognized for members of the Hypocreales, Hypocreaceae, having Hypocrea-like stremata and eight, unicellular, warted or tuberculate, green, pale yellow or rarely colorless ascospores. The following are placed in Sarawakus: Thuemenella brittanica, T. fragilis, T. hexaspora, T. izawae, T. sordida, Hypocrea subtrachycarpa, and H. trachycarpa. The new species Sarawakus roseus is described and illustrated.