“…Plant nutrients derived from various plant residues will go through the process of decomposition with the help of soil arthropods so that humus is formed as a source of soil nutrition for plants. Besides the role of soil arthropods as well as support for other plants such as pollinators (pollinators), predators to minimize species that are detrimental to the environment to as a bioindicator in an ecosystem (maintaining food chains in the soil), and pests (Fauziah, 2016;Ardillah, et al, 2014;Soedijo and Staphinilidae, Formicidae, and Entomobrydae are the common family at Mount Arjuno (Abdillah et al, 2020). Staphinilidae are detritivores that easily found under the decaying leaf trees and rocks.…”