👉 A trilobite is a type of microfossils, which are tiny organisms that grow in small spaces. These fossils have been found in various parts of the world, including Australia, South America, and Europe. They were originally thought to be single-celled organisms, but they later became recognized as multicellular creatures. Trilobites are characterized by their unique structure, which is composed of a central body (the proglottid) surrounded by two sets of cells called the