Gymnoascus verrucosus (ex-type NFCCI 2672, holotype AMH 9454) A, B. Colonies on PDA after 4 wk at 28 °C. C. Peridium bearing thick-walled dichotomously branched peridial hyphae with short bifurcating spine like appendages. D. Globose open reticulum-type gymnothecium with ascospore mass in the centre. E. Developing asci and ascospores. F. Typical spine-like radially projecting small peridial appendages resembling deer antlers. Bars: C = 20 µm; D = 30 µm; E,F = 10 µm.