1. Arnoldi, K.V., On clinal geographic variation in its general and taxonomic meaning, Zool. Zh., 1939, vol. 18, no. 4, p. 685.
2. Atlas SSSR (Atlas of the USSR), Tochenov, V.V. and Markov, V.F., Eds., Moscow, 1983.
3. Bai, Y., Dong, J.J., Guan, D.L., Xie, J.Y., and Xu, J.Y., Geographic variation in wing size and shape of the grasshopper Trilophidia annulata (Orthoptera: Oedipodidae): morphological trait variations follow an ecogeographical rule, Sci. Rep., 2016, vol. 6, no. 1, p. 1.
4. Bidau, C.J. and Marti, D.A., Dichroplus vittatus (Orthoptera: Acrididae) follows the converse to Bergmann’s rule although male morphological variability increases with latitude, Bull. Entomol. Res., 2007, vol. 97, p. 69.
5. Bidau, C.J. and Marti, D.A., Geographic and climatic factors related to a body-size cline in Dichroplus pratensis Bruner, 1900 (Acrididae, Melanoplinae), J. Orthoptera Res., 2008, vol. 17, no. 2, p. 149.