Microthecium tenuissimum (D. Garcia, Stchigel & Guarro) Y. Marin, Stchigel, Guarro & Cano comb. nov.
Sphaerodes tenuissima D. GarcĂa, Stchigel & Guarro, Stud. Mycol. 50: 65. 2004. [Basionym]
Notes.
This species is characterized by non-ostiolate ascomata and citriform, ellipsoidal in lateral view, finely reticulate ascospores with strongly apiculate germ pores. For morphological comparison see Notes of Mi. geoporae .