Proetoidea is a superfamily of trilobites in the order Proetida.
The Proetoidea are closely related to the Aulacopleuroidea. and are divided into three families: Phillipsiidae, Proetidae, and Tropidocophyridae.
Phillipsiidae is not listed in some publications (e. g. Adrain, 2011) but is instead listed as a subfamily of the Proetidae.
Family Phillipsiidae
Family Proetidae
Family Tropidocoryphidae