Blacus (Tarpheion) soror van Achterberg, 1988 (Figs. 29–30) Blacus (Tarpheion) soror van Achterberg, 1988: 173 Material examined. 1♀, China, Hainan, Jianfengling, Tianchi, 12-15.VII.2006, Liu Jingxian, No. 200803706; 1♀, China, Yunnan, Bazhai, Yudongmen Reservoir, 2017, No. 202016634 (ZJUH). Distribution. China (Hainan; Yunnan); Thailand. New record for China. Notes. The characters are largely as described by van Achterberg, (1988), but the fore tarsal claws have developed blackish bristles.

Published as part of Lu, Qian-Yu, Chai, Hong-Fei, Achterberg, Cornelis Van, Tang, Pu & Chen, Xue-Xin, 2024, Review of the subgenus Tarpheion of the genus Blacus Nees (Hymenoptera, Braconidae, Brachistinae) from China, with description of nine new species and eight new records, pp. 297-335 in Zootaxa 5406 (2) on page 328, DOI: 10.11646/zootaxa.5406.2.5, http://zenodo.org/record/10618330