Genus Parischnogaster von Schulthess, 1914
Parischnogaster von Schulthess 1914: 255, as subgenus of Ischnogaster Guérin. Type species: Ischnogaster mellyi de Saussure, 1852, by original designation.
Holischnogaster van der Vecht 1977: 60, 70, as genus. Type species: Holischnogaster gracilipes van der Vecht, 1977, by original designation.