A. Subgenus Mollidentoblatta, subgen. nov.

Type species. Heterogamia gestroiana Saussure, 1895 .

Definition. Wings well developed, sometimes ( Hemelytroblatta (Mollidentoblatta) curtipennis) slightly shortened, but with normal venation, tegmina with or without subcosta lobe.

Number of species: 18 (Nos. 17–34).