摘要：One new species ( Nemania corylina ), one new genus ( Nummauxia ), and two new combinations ( Nummauxia succenturiata and Sarawakus bicolor ) are proposed in this paper. Being rather frequent in south-eastern Russia, two of these species display a biogeographic connection with Europe, and the third species is an example of the disjunction between north-eastern Asia and eastern North America
