Two new species of Isosomodes Ashmead are described and illustrated: I. monteria from Colombia and I. dorado from Venezuela. Key characters for separation from other species are provided. Rearing data for I. monteria indicate that it is a parasitoid of Conocephalus sp. (Orthoptera: Tettigoniidae) eggs and its importance in biological control programs in rice are discussed.
urn:lsid:zoobank.org:pub:92DAC00E-E221-421C-AC0F-8FB7BA0E4543