[1] They are commonly found at high altitudes under rocks, and logs and in the entrance and twilight zones of caves.
Entomobrya zona is tan with black markings and grows to about 2 millimeters long.
They often have a wide dark band running down the center of their abdomen which coupled with their distribution can be used to easily identify the species.
These springtails can be found in arid environments and in coniferous forests in the Rockies and westward.
Range throughout part of the rocky mountains, under rocks and within caves.