Prey preferences and feeding-related behaviour of a Central European species of Scydmaeninae. Scydmaenus rufus. were studied under laboratory conditions. Results of prey choice experiments involving 22 identified species of mites belonging to 13 families of Oribatida and two families of Mesostigmata (Uropodina) demonstrated that this beetle feeds mostly on oribatid Scheloribatidae (60. https://www.ceomelinh.com/product-category/crystal-card-2/