Trimmatothelopsis novomexicana, Kocourková 10875, Holotype (B–D, F, I); Knudsen 19324 (A, E, G, H, J–L) A areolate thallus with apothecia B thallus areoles with pycnidia C mature apothecium D vertical section of apothecium with short parathecial crown E young asci and septate paraphyses F hemiamyloid reaction of hymenium with amyloid ascus tholus G amyloid ascus wall in IKI I ascospores J ostiolar part of pycnidium with prolongated brown terminal hyphae K long narrow ampulliform conidiogenous cells producing conidia L conidia. Scale bars: 500 µm (A–C); 100 µm (D, F); 20 µm (E, G, H); 10 µm (J); 5 µm (I, K, L).