Orthogonius equimarginalis is a species of ground beetle in the subfamily Orthogoniinae.[1] It was described by Tian & Deuve in 2006.[1]
It lives and breeds in the soil. It is suspected that it feeds on decaying material and other insects. It has wings but is unable to fly. It has a small head with antennae and big eyes on the sides, the thorax, and the abdomen.