👉 The term "Amphionididae" refers to a group of arthropod animals that share an ancestral common ancestor with the modern-day ants and spiders, but differ in their morphology, behavior, and life history. This group includes some species known as the amnionids, which are characterized by their large, flattened abdomen with many pairs of legs. Other members of this group include the arthropods, such as ants and spiders, which have evolved distinct characteristics that distinguish them from
