Thecobathra nakaoi ( Moriuti, 1965 )

Liu, Haoyu & Wang, Shuxia, 2023, Taxonomic study of the genus Thecobathra Meyrick (Lepidoptera: Yponomeutidae) in China, with descriptions of eight new species, Zootaxa 5325 (4), pp. 483-508 : 497

Thecobathra nakaoi ( Moriuti, 1965)

( Fig 29 )

Pseudocalantica nakaoi Moriuti, 1965: 9 . TL: Nepal. TD: OPU.

Thecobathra nakaoi (Moriuti) : Moriuti, 1971: 239.

Material examined. CHINA, Xizang: 13♁ 1♀, Zhamu Village (29.87°N, 95.77°E), Bomi County, 2703 m, 22.VIII.2017, leg. MJ Qi & XF Yang, slide Nos. LHY21037♁, LHY21038 ♀, LHY21045♁, LHY21046♁, LHY21047♁, LHY21627♁, LHY21634♁, LHY21651♁, LHY21652♁, LHY21657♁; 1♁, 80K (29.66°N, 95.49°E), Motuo County, 2076 m, 28.VII.2018, leg. MJ Qi, slide No. LHY21039; 3♀, Pailong Town (30.01°N, 95.00°E), Linzhi County, 2031 m, 20‒21.VI.2019, leg. MJ Qi & JQ Deng, slide Nos. LHY21083, LHY21084; 3♁, Tongmai Town (30.10°N, 95.08°E), 2029 m, 23‒26.VI.2019, leg. MJ Qi & JQ Deng, slide Nos. LHY21050, LHY21080, LHY21656; 1♁, Chayu County (28.66°N, 97.48°E), 2373 m, 28.VI.2019, leg. MJ Qi & JQ Deng, slide No. LHY21052; 2♁, Zhala Village (28.63°N, 97.42°E), Chayu County , 2373 m, 28.VI.2019, leg. MJ Qi & JQ Deng, slide No. LHY21052; 1♁, Gu Town (29.92°N, 95.46°E), Bomi County , 2623 m, 30.VI.2019, leg. MJ Qi & JQ Deng, slide No. LHY21093; 2♁ 1♀, Zhangmu Town (27.98°N, 85.97°E), Nielamu County, 1961 m, 5‒8.VII.2019, leg. MJ Qi & JQ Deng, slide Nos. LHY21041 ♀, LHY21042♁, LHY21091♁; 1♁, Shenhu (28.40°N, 85.35°E), Jilong Town , Jilong County, 2772 m, 11.VII.2019, leg. MJ Qi & JQ Deng, slide No. LHY21062; 1♁, Chongse Village (28.38°N, 85.36°E), Jilong Town , Jilong County , 2640 m, 14.VII.2019, leg. MJ Qi & JQ Deng, slide No. LHY21082 .

Diagnosis. Thecobathra nakaoi is characterized by the subtradrate dorsoproximal process of the valva with a sclerotized slender fold extending along its ventral margin and then along the dorsal margin of the sacculus, and the aedeagus with one large tooth at basal 1/3 ( Moriuti 1965: 9, fig. 4).

Description. Adult. Wingspan 16.0‒18.0 mm.

Female genitalia ( Fig.29 ).Apophyses posteriores2.5 times length of apophyses anteriores.Lamella postvaginalis composed of paired, widely remote, banded projections, narrowly connected at middle. Ostium bursae extremely broad. Antrum heavily sclerotized, funnel-shaped, with a longitudinal sclerotized medial fold branched anteriorly. Ductus bursae parallel-sided, about 1.5 times length of corpus bursae, posterior part sclerotized. Corpus bursae large, rounded; signum slender; lateral flange thorn-shaped.

Distribution. China (Xizang), Nepal.

Note. This species is newly recorded for China, and the female is described for the first time.

Figures

FIGURES 27–31. Female genitalia of Thecobathra spp. 27, T. longisaccata, slide No. LHY21073 (corpus bursae lost); 28, T. minutiprocessa sp. nov., paratype, slide No. JQ10078; 29, T. nakaoi, slide No. LHY21038; 30, T. paranas, slide No. LHY21648; 31, T. pectinacea sp. nov., paratype, slide No. LHY21092. Scales = 0.5 mm.