Для Ульяновской области приведен список 11 видов пауков, из которых 8 – новые для Поволжья, 2 вида – Alopecosa psammophila Buchar, 2001 и Zelotes potanini Schenkel, 1963 – впервые отмечены для европейской части России и 1 вид – Agelena orientalis C. L. Koch, 1837 – новый для фауны России.
Areal types are analyzed for spiders of stepped plots of the Ulyanovsk Region. Most of them belong to the Palaearctic ones (229 species). Trans-palaearctic (63 species), western-centralpalaearctic (50) and west palaearctic (40) areas are dominant. European eras are dominant among European-Siberian type, and west-central-Mediterranean dominate among the Mediterranean type.
The Brechovo mire is a natural monument of the Ulyanovsk region, it is a stratigraphic standard of the Holocene period, the place where rare and medicinal plant species grow and has significant reserves of a valuable natural resource – peat. Currently, it is exposed to a number of anthropogenic factors, which causes concern for the safety of its natural complexes. The article is based on the description of trial plots (total 96 descriptions).
