Abstract
Two new synonyms in the subfamily Theridiinae Sundevall, 1833 (Araneae, Theridiidae) are reported. Theridionhui Zhu, 1998 is proposed as a junior synonym of Theridioninnocuum Thorell, 1875, and Theridionqingzangense Hu, 2001 is proposed as a junior synonym of Phyllonetaimpressa (L. Koch, 1881). Photos of habitus and copulatory organs are provided for both species.