Thienemanniella xena (Roback)

Fu, Yue, Saether, Ole & Wang, Xinhua, 2010, Thienemanniella Kieffer from East Asia, with a systematic review of the genus (Diptera: Chironomidae: Orthocladiinae), Zootaxa 2431, pp. 1-42 : 30-31

Thienemanniella xena (Roback)

Corynoneura xena Roback, 1957: 61 .

Thienemanniella xena (Roback) Sublette 1970: 89 ; Boesel & Winner 1980: 504; Hestenes & Saether 2000: 106; Makarchenko & Makarchenko 2006: 160.

Material examined. CHINA: Liaoning Province, Kuandian County (40° 45’ N, 124° 46’ E), 400–1336 m a.s.l., 2 males (BDN No. 0 3367, 1422), 22.iv.1992, Xinhua Wang; Yunnan Province, Lijiang County, Agriculture-school Reservoir (26°52'N, 100°15'E), 2400 m a.s.l., 3 males (BDN No. 10735, 10733, 10736), 28.v.1996, Xinhua Wang; Yunnan Province, Yiliang County (28° 54’ N, 103° 7’ E), 1550 m a.s.l., 1 male (BDN No.09628), 2.vi.1996, Xinhua Wang; Yunnan Province, Lijiang County, Heilongtan (26°52' N, 100°15' E), 2400 m a.s.l., light trap, 1 male (BDN No.11011), 28.v.1996, Xinhua Wang; Yunnan Province, Fumin County, Daying Town (25° 12’ N, 102° 29’ E), 1870 m a.s.l., 1 male (BDN No.09573), 1.vi.1996, Xinhua Wang; Liaoning Province, Dandong County, Caohe Town (40° 08’ N, 124° 22’ E), 1 male (BDN No.1110), 1.vi.1996, Xinhua Wang; Yunnan Province, Lijiang County, Shigu Town (28° 54’ N, 103° 7’ E), 1500m a.s.l., light trap, 1 male (BDN No.10908), 25.v.1996, Changfa Zhou; Shandong Province, Yantai City, Kunyu Mountain (37° 5’ N, 121° 4’ E), 922 m a.s.l., 1 male (BDN No.1182), 24.viii.1987, Xinhua Wang; Ningxia Autonomous Region, Tongxin County (37° 18’ N, 106° 17’ E), 1400 m a.s.l., light trap, 1 male (BDN No.04952), 4.viii.1987, Xinhua Wang; Xinjiang Autonomous Region, Takeshen County (43° 53’ N, 88° 8’ E), 1100 m a.s.l., 1 male (BDN No.08057), 29.v.1987, Xinhua Wang; Fujian Province, Daiyun Mountain (25° 40’ N, 118° 10’ E), 1856 m a.s.l., 1 male (BDN No.20165), 15.ix.2002, Zheng Liu.

Diagnostic characters. The species differs from other East Asian members of the genus by having an apically clubbed antenna with 12 flagellomeres; AR 0.48–0.69; 0.60; superior volsella anteriomedially fused, and in contact with the well developed almost rectangular inferior volsella.

Distribution. Canada: Ontario, Alberta and Manitoba; USA: Alaska, South Dakota and New York, Florida; Russian Far East; China: Liaoning Province, Yunnan Province, Shandong Province, Ningxia Autonomous Region, Fujian Province, Xinjiang Autonomous Region.