Akanthomyces pyralidarum (BBH 23823, BCC 28816) A fungus on adult moth B–F perithecia G, H asci I tip of ascus with immature ascospore J tip of ascus with mature ascospores K ascospores L, M culture on PDA 14 days M reverse N, O culture on OA 14 days O reverse P culture on OA 28 days. Scale bars: 1 cm (A, L, M, N, O, P); 1 mm (B); 500 µm (C, D, E); 100 µm (F); 10 µm (G, H); 5 µm (I, J, K).