Tubifex tubifex (Müller). Liang 1962: 20 –22; Wang 2002: 109; Cui 2008: 67. Tubifex sp. Yamaguchi 1940: 387 –388.
Material. Yarlung Zangbu River: ST 1, 3 spms; ST 5, 6 spms. Lhasa River: ST 10, 12 spms; ST 12, 3 spms. Niyang River: ST 29, 7 spms; ST 30, 1 spm; ST 32, 6 spms; ST 34, 3 spms. Lake Yamzhao Yumco: ST 38, 1 spm; ST 52, 2 spms. Lalu Wetland: ST 60, 4 spms; ST 61, 7 spms; ST 62, 2 spms.
Remarks. Cosmopolitan. First record from Tibet.