Tenuitholiascus S.H. Jiang, Lücking & J.C.  Wei,  gen. nov.

Index Fungorum number: FN570581; Facesoffungi number: FoF08776

Etymology: From the Latin tenuis- (slender), the Latin tholus (dome), and the Latin ascus (tube, bag), conveys an important feature of the apically thin-walled asci.

Type: Tenuitholiascus porinoides S.H. Jiang, Lücking &J.C. Wei.

Diagnosis: The only genus of the family, distinguished from Strigulaceae in ascus structure (see above), from the Strigula phyllogena group also in the 3-septate, oblong ascospores, from Phyllocratera in the small, 3- septate ascospores, and from Flavobathelium in the ex- ternal habit with exposed perithecia.