Amoebidiidae is a family or protists, previously thought to be zygomycete fungi belonging to the class Trichomycetes, but now considered to be members of the opisthokont protist group Mesomycetozoea. The family was originally called Amoebidiaceae, and considered the sole family of the fungal order Amoebidiales. It contains the genera Amoebidium and Paramoebidium.