Taxonomic study of the genus Thecobathra Meyrick (Lepidoptera: Yponomeutidae) in China, with descriptions of eight new species Author Liu, Haoyu 0009-0001-9556-1526 College of Life Sciences, Nankai University, Tianjin 300071, China. & liuhaoyulisa @ 163. com; https: // orcid. org / 0009 - 0001 - 9556 - 1526 Author Wang, Shuxia College of Life Sciences, Nankai University, Tianjin 300071, China. text Zootaxa 2023 2023-08-10 5325 4 483 508 http://dx.doi.org/10.11646/zootaxa.5325.4.2 journal article 54817 10.11646/zootaxa.5325.4.2 83f870a7-384b-4bf7-926b-424795815e17 1175-5326 8243618 8FD2B222-ACC1-4C8B-B18C-799B1A2F9F1D Thecobathra casta ( Meyrick, 1907 ) Pyrozela casta Meyrick, 1907: 747 . TL: Bhutan . TD: NHMUK. Niphonympha casta (Meyrick) : Meyrick, 1914 , in Wagner: 45. Thecobathra casta (Meyrick) : Moriuti, 1971: 237 . Material examined. CHINA , Yunnan : 1♀ , Mt. Ailao Ecological Station ( 24.54°N , 101.02°E ), Jingdong County , 2476 m , 3.VII.2013 , leg. SR Liu , slide No. LHY21512; 2♁, Mt. Dawei , ( 22.91°N , 103.70°E ), 2067 m , 8‒9.VIII.2019 , leg. KJ Teng et al ., slide Nos. LHY21561, LHY21562 . Diagnosis. Thecobathra casta can be distinguished in the male genitalia by the stout socius, the sacculus with a long, slender dorsoapical thorn, and the aedeagus with 6‒7 large teeth running from basal 1/4 to 3/4 ( Moriuti 1971: 233 , fig. 2). Distribution. China ( Yunnan ), Bhutan , India . Note. This species is newly recorded for China .