Two new species of Hemiptera: Heteroptera: Enicocephalidae: Eniccephalinae are described and illustrated from Australia, Oncylocotis stehliki sp.n, and Oncylocotis lautereri sp.n. Both species come from Northern Territories, and are compared with all other Oncylocotis species known from Australia.
The specific problems concerning study of numerous Australian species of this genus are outlined.