New genus and species of Pompilinae spider wasps from the Oriental Region (Hymenoptera, Pompilidae)

The new genus Erythropompilus Shimizu & Pitts, gen. nov. from the Oriental Region (Pompilidae, Pompilinae) is described, based on the new species E. malaysiensis Pitts & Shimizu, sp. nov. from Malaysia. Two other new species of this genus, E. thailandensis Pitts & Shimizu, sp. nov. from Thailand and E. taiwanensis Pitts & Shimizu, sp. nov. from Taiwan, are also described. A key to the species is provided, and the taxonomic position of the genus is discussed.