👉 Pseudospirobolellidae is a group of small, round-shaped organisms that are found in the order of the phylum Chondrichthyes, specifically in the family Chondriidae. These animals are characterized by their distinctive, elongated bodies with a characteristic "pseudospiro" shape, which resembles the structure of a spire or an umbrella. The term "pseudospirobolellidae" refers to these small organisms that belong