| Summary: | <em>Datua brevirostris</em> Lallemand, 1959 is transferred to the genus <em>Egregia</em> Chew Kea Foo, Porion & Audibert, 2011 in the Aphaeninae and the new combination <em>Egregia brevirostris</em> (Lallemand, 1959) comb. nov. is proposed. <em>Egregia marpessa</em> Chew Kea Foo, Porion & Audibert, 2011, the type-species of the genus <em>Egregia</em>, is synonymized with <em>Egregia brevirostris</em> (Lallemand, 1959). A second species, <em>Egregia laprincesse</em> sp. nov. is described from Sumatra, extending the distribution of the genus hitherto recorded only from Borneo. Distribution maps and an identification key are provided. The male genitalia of <em>E. brevirostris</em> are illustrated and described. The genus <em>Datua</em> Schmidt, 1911 now contains a single species, <em>D. bisinuata</em> Schmidt, 1911.
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