Before revision: Matusovski (1870) Ney Elias (1872–1873) Nikolai Przhevalsky (1870–1872 and 1876–1877) Zosnovsky (1875) Mikhail V. Pevtsov (1878) Grigory Potanin (1877 and 1884–1886) Béla Széchenyi and Lajos Lóczy (1879–1880) The brothers Grigory Grum-Grshimailo (1889–1890) and M. Y. Grigory Grum-Grshimailo Pyotr Kuzmich Kozlov (1893–1894 and 1899–1900) Vsevolod I. Roborovsky (1894) Vladimir Obruchev (1894–1896) Karl Josef Futterer and Dr. Holderer (1896) Charles-Etienne Bonin (1896 and 1899) Sven Hedin (1897 and 1900–1901) K. Bogdanovich (1898) Ladyghin (1899–1900) and Katsnakov (1899–1900) Jacques Bouly de Lesdain and Martha Mailey, 1902 Roy Chapman Andrews from the American Museum of Natural History who led several palaeontological expeditions to the Gobi Desert between 1922 and 1930 Zofia Kielan-Jaworowska who led Polish-Mongolian palaeontological expeditions in the mid-1960ies .
After revision: Matusovski (1870) Ney Elias (1872–1873) Nikolai Przhevalsky (1870–1872 and 1876–1877) Zosnovsky (1875) Mikhail V. Pevtsov (1878) Grigory Potanin (1877 and 1884–1886) Béla Széchenyi and Lajos Lóczy (1879–1880) The brothers Grigory Grum-Grshimailo (1889–1890) and M. Y. Grigory Grum-Grshimailo Pyotr Kuzmich Kozlov (1893–1894 and 1899–1900) Vsevolod I. Roborovsky (1894) Vladimir Obruchev (1894–1896) Karl Josef Futterer and Dr. Holderer (1896) Charles-Etienne Bonin (1896 and 1899) Sven Hedin (1897 and 1900–1901) K. Bogdanovich (1898) Ladyghin (1899–1900) and Katsnakov (1899–1900) Jacques Bouly de Lesdain and Martha Mailey, 1902 Roy Chapman Andrews from the American Museum of Natural History who led several palaeontological expeditions to the Gobi Desert between 1922 and 1930 Zofia Kielan-Jaworowska who led Polish-Mongolian palaeontological expeditions in the mid-1960s .