👉 The term "proteidae" is a genus of animals that belong to the class Animalia. It includes all vertebrates, including mammals and birds, as well as some invertebrates, such as insects, spiders, and crustaceans. Proteidae is named after the word "proteus," which means "bone," referring to their skeletal structure, which is composed mainly of calcium carbonate. This class includes many animals that have a wide range of functions, including