The fauna of Carabidae adults in broad-leaved forests of the Republic of Mordovia (central European Russia) was studied. A total of 18210 ground beetle specimens of 104 species (8 subfamilies) were collected. The most numerous species were eight species: Carabus cancellatus. Pterostichus niger. https://www.herbsdailyes.shop/product-category/glucosamine-chondroitin/