Type: Cordyceps_blattae Petch. Description: Stromata or subiculum darkly pigmented or rarely brightly coloured, tough, fibrous, pliant to wiry, rarely fleshy, often with aperithecial apices or lateral pads. Perithecia superficial to completely immersed, ordinal or oblique in arrangement. Asci hyaline, cylindrical, usually with thickened ascus apex, rarely fusoid to ellipsoid. Ascospores usually cylindrical, multi-septate, disarticulating into part-spores or non-disarticulating.

Reference: Petch T (1931). Notes on entomogenous fungi. Transactions of the British Mycological Society16: 55–75.