Samsoniella torquatistipitata (HKAS144411) a fungus on the adult ant b fertile part c vertical section of stroma d perithecium e–g asci h ascospore i, j ascus cap k, l obverse (k) and reverse (l) of colony on PDA; m–r conidiophores and phialides; s, t conidia. Scale bars: 3 mm (a); 1 mm (b); 200 µm (c); 100 µm (d); 50 µm (e, m); 30 µm (f, g, h); 20 µm (n, o); 10 µm (i, j, p, q, r); 3 µm (s, t).