Two new species in the genus Teredorus Hancock from Ytmnan Province are described： T. brachinotoides sp. nov. and T. choui sp. nov.. T. brachinotoides sp. nov. is allied to T. brachinota Zheng ＆ Xu, 2010, but differ...
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Two new species in the genus Teredorus Hancock from Ytmnan Province are described： T. brachinotoides sp. nov. and T. choui sp. nov.. T. brachinotoides sp. nov. is allied to T. brachinota Zheng ＆ Xu, 2010, but differs in： 1） length of body 2.42-2.7 times its width; 2） frontal ridge concave before lateral ocelli in profile; 3） total length of pronotum about 9.35 times length of the part of hind process surpassing hind femur; 4） inner side of hind femur yellowish brown, basal part black; 5） lower inside of hind femur yellowish brown, with two black spots, lower outside black; 6） sternum of abdomen yellowish brown. T. choui sp. nov. is allied to T. albimarginus Zheng ＆ Zhou,1996, but differs in： 1） length of hind process surpasses apex of hind femur 3.50-4.00 mm （♂） or 2.80-3.00 mm （♀）; 2） length of tegmina 2.5 times its width; 3） width of mid femur equal to tegmina; 4） midkeel of pronotum chequered with black and white; 5） profile of pronotum with same colour as its back; 6） lower side of hind femur grey brown; 7） inner side of hind femur black. A key to known species of the genus Teredorus Hancock is given. The type specimens are deposited in the Institute of Zoology, Shaanxi Normal University.
One new species in the genus Ergatettix from Yunnan Province is described, Ergatettix longlingensis sp. nov. This new species is allied to Ergatettix serrifemorides Zheng ＆ Shi, 2009, but differs in： 1） antenna ins...
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One new species in the genus Ergatettix from Yunnan Province is described, Ergatettix longlingensis sp. nov. This new species is allied to Ergatettix serrifemorides Zheng ＆ Shi, 2009, but differs in： 1） antenna inserted below the lower margin of eyes; 2） hind process reaching the apex of hind femora; 3） hind wing reaching the apex of hind process; 4） lateral keels of prozona constructed backward; 5） midkeel of upper side of hind femur with two leaf-shaped protuberance near the basal part; 6） outside of lower side of hind femur not black; 7） hind tibia dark brown. The holotype is deposited in the Institute of Zoology, Shaanxi Normal University. A key to species of Ergatettix from China is presented.
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