Khankhuuluu mongoliensis Voris, Zelenitsky, Kobayashi, Modesto, Therrien, Tsutsumi, Chinzorig & Tsogtbaatar, 2025DOI: doi.org/10.1038/s41586-025-08964-6AbstractEutyrannosaurians were large predatory dinosaurs that dominated在最新白垩纪时期,亚洲和北美的陆地动物群。这些顶点捕食者来自“中间”白垩纪较小的霸王龙,由于化石材料的稀少而鲜为人知。在这里,我们报告了新的霸王龙蒙古巨人
Duonychus tsogtbaatarikobayashi,Zelenitsky,Fiorillo&Chinzorig,2025 www.cell.com/iscience/iscience/fulltext/fulltext/s2589-0042(25)00401-8:00401-8 didactyl therizinosaur, possessing only two manual digits• A keratinous sheath on digit I provides rare insight into theropod claw structure• Duonychus re