Discovery of four new species of Trichrysis Lichtenstein, cyanea species group (Hymenoptera, Chrysididae) from Vietnam

摘要

Four species of the genus Trichrysis Lichtenstein, 1876 are described from Vietnam as new for science: T. aliciae Wigniowski, sp. nov., T. chamchuensis Wigniowski & Nguyen, sp. nov., T. kvlan Wigniowski & Cuong, sp. nov., and T. raymundi Wigniowski, sp. nov. The species belong to the T. cyanea species group.