In addition, Scullin soils have a fine control section and a solum less than 40 inches thick. Shidler soils have a solum less than 20 inches thick. Summit soils occur on side slopes usually below areas of Lula soils and a fine control section. Mainly used for range. The native vegetation is mainly tall grass prairie.
Minor acreage is cultivated to small grains, soybeans, grain sorghum, or tame pasture.
Cherokee Prairies of Oklahoma, Kansas, and possibly Missouri. The series is of moderate extent. These soils were formerly included in the Newtonia series.