Coptotermes formosanus are commonly referred to as what?

Coptotermes formosanus are commonly known as Formosan termites. This species is a particular type of subterranean termite but is distinguished by its aggressive nature and ability to establish large colonies, often resulting in significant structural damage.

Formosan termites originated from East Asia and have spread to various parts of the world, rendering them a notable concern in pest control due to their destructive capabilities. They thrive in areas with high moisture and can be found in both above-ground nests and the ground, which further emphasizes their classification as a subterranean species as well.

While the other terms are related to different categories of termites or insect classifications, "Formosan termites" specifically identifies this species by its particular behavioral and ecological traits, making it the most accurate descriptor among the options provided.