Taxonomic review of the Aulacidae of Taiwan (Hymenoptera: Evanioidea) with description of a new species

The Taiwanese species of Aulacidae are revised. Four species are recognized, all belonging to the genus Pristaulacus Kieffer, 1900: P. comptipennis Enderlein, 1912, P. karinulus Smith, 2001, P. lanyuensis Turrisi, Yeh, Lu, sp. nov. (from Lanyu Island, south-eastern of Taiwan), and P. rufipes Enderlein, 1912. Pristaulacus karinulus Smith, 2001, previously known for its original description only, is redescribed based on the type series and newly collected material of both sexes. The four recognized species are diagnosed and illustrated and data on their distribution are provided. An updated key to Taiwanese Aulacidae is also provided.