Taxonomy on three allied genera within Arcypterini (Orthoptera: Acrididae) from Qinghai-Xizang Plateau, China Author Mao, Ben-Yong Author Huang, Zhi-Pang text Zootaxa 2023 2023-02-09 5239 2 265 279 http://dx.doi.org/10.11646/zootaxa.5239.2.5 journal article 10.11646/zootaxa.5239.2.5 4f35c3b3-e9ff-409e-a55e-a5cd36eac647 1175-5326 7624313 8E5F3697-2043-46F4-9B4C-4BE818D157C8 Key to the genera Leuconemacris , Asulconotoides , Asulconotus and Ptygonotus 1. Hind margin of pronotum with a small notch; tegmina abbreviated but dorsally touching each other in male, or laterally scalelike in female........................................................................................ 2 –. Hind margin of pronotum with a large triangular notch; tegmina lanceolate and lateral in both genders.................. 3 2. Hind transverse sulcus on dorsum of pronotum distinct........................................... Leuconemacris –. Hind transverse sulcus on dorsum of pronotum absent............................................. Asulconotoides 3. Vertex roundly swelling with indistinct median carina; hind transverse sulcus on dorsum of pronotum absent.... Asulconotus –. Vertex weakly depressed with distinct median carina; hind transverse sulcus on dorsum of pronotum distinct..... Ptygonotus