Diaphanosoma is distinguished by having a compound eye in the middle of its head. It has long second antenna with two branches. The body is entirely covered by a carapace. They have many setae arrange in a row along the large 2nd antennae. (Balcer et al 1984). The most distinguishing characteristic of the Diaphanosoma is the second antennae. Which are longer than the body and when preserved often are sticking out to the side