摘要 : The Palaearctic genus Shadelphax Ding, 2006 (Hemiptera: Fulgoromorpha: Delphacidae: Delphacinae: Delphacini) is taxonomically reviewed to include two species: S. eforiae (Dlabola, 1961) (China: Neimenggu, Ningxia, Gansu, Qinghai a... 展开 The Palaearctic genus Shadelphax Ding, 2006 (Hemiptera: Fulgoromorpha: Delphacidae: Delphacinae: Delphacini) is taxonomically reviewed to include two species: S. eforiae (Dlabola, 1961) (China: Neimenggu, Ningxia, Gansu, Qinghai and Xinjiang, Mongolia; Kazakhstan; Ukraine; Middle Asia) and S. kashiensis sp. nov. (China: Xinjiang). The genus Shadelphax is redefined. The main morphological characters including the male genitalia of the two species are described or redescribed and illustrated. 收起