7Lockwood Jeffrey A, Sergeev Michael G. Comparative biogeography of grasshoppers (Orthoptera:Acrididae) in North America and Siberia: applications to the conservation of biodiversity [ J]. J Insect Conservation, 2000, 4(3) : 161 - 172.
8Andersen Alan N, Lowe Lyn M, Frentz DC. The grasshopper (Orthoptera:Acridoidea. Eumastacoidea and Tettigonioidea) fauna of Kakadu National Park in the Australian seasonal tropics: Biogeography, habitat associations and functions groups[ J]. Australian J Zoology, 2000, 48 (4) : 431 - 442.