Ichneumonidae Latreille, 1802
Formostenus aciculatus Jonathan, 1980
Formostenus angularis (Uchida, 1931)
Formostenus bidentatus Jonathan, 1980
Formostenus burmensis Jonathan, 1980
Formostenus cherraensis Jonathan, 1980
Formostenus cotabatensis Jonathan, 1980
Formostenus decens (Tosquinet, 1903)
Formostenus depressus Jonathan, 1980
Formostenus flavofasciatus Jonathan, 1980
Formostenus flavorbitalis Jonathan, 1980
Formostenus fuscipennis Jonathan, 1980
Formostenus kambaitiensis Jonathan, 1980
Formostenus malaisei Jonathan, 1980
Formostenus nigrus Jonathan, 1980
Formostenus piceus Jonathan, 1980
Formostenus problematicus Jonathan, 1980
Formostenus pubescenus Jonathan, 1980
Formostenus rufiscens Jonathan, 1980
Formostenus rugipectus Jonathan, 1980
Formostenus rugosus Jonathan, 1980
Formostenus striatus Jonathan, 1980
Formostenus tanypetiolatus Jonathan, 1980
Formostenus townesi Jonathan, 1980
