Rare grasshoppers (Orthoptera, Acridoidea) of the Baraba and Kulunda steppes (South Siberia) Popova, Kristina V. Molodtsov, Vladimir V. Sergeev, Michael G. Acta Biologica Sibirica 2020 2020-12-09 6 595 609 C40AC739-4E31-564D-ADCE-EDFEC873131A (Eversmann, 1848) Eversmann 1848 Insecta Acridoidea Stenobothrus CoL Animalia Stenobothrus carbonarius Orthoptera 0 595 Arthropoda species carbonarius   Dark toothed grasshopper Figure 7  General distribution. SE European Russia, Kazakhstan, S Siberia (up to Buryatia); probably NW China and N Mongolia.  Local distribution and ecology. In the first half of the 20th century this rare species was found in many localities, mainly in the typical and dry steppes of the southern part of the region. The Dark toothed grasshopper is usually associated with the dry steppes. During last decades it was found only near Tabuny settlement in the central part of the Kulunda steppe, but in both 2004 and 2006 its average population density here was 0.32/m2.