👉 Metaprionomitus is a genus of primitive prions, which are an ancient group of infectious diseases that were once prevalent in certain regions of the world. These prions were first described in 1879 by German pathologist Karl von Schreiber and were later classified as a monotypic family with only one species, Metaprionomitus. The term "metaprionomitus" refers to the unique characteristics of these prions that distinguish them from other prions