Description of a new fossil Anthoxyela species (Hymenoptera, Xyelidae) from Yixian Formation of Northeast China Author Gao, Taiping Author Ren, Dong text Zootaxa 2008 1842 56 62 journal article 10.5281/zenodo.183240 419b040c-acf1-4404-a7c9-96d84d191b55 1175-5326 183240 Key to the known species of Anthoxyela 1. Forewing with basal section of Rs obviously unequal to M....................................................................... 2 - Forewing with basal section of Rs approximately equal to M ................................................................... 3 2. First segment of Rs 1.5 times longer than M................................................ A. baissensis Rasnitsyn, 1977 - M 1.5 times longer than basal section of Rs ................................................... A. turgensis Rasnitsyn, 1990 3. Pronotum in dorsal view longer, posterior margin deeply concaves .......... A. anthophaga Rasnitsyn, 1982 - Pronotum in dorsal view shorter, posterior margin slightly concaves........................ A. orientalis sp. nov.