👉 Ectopterygoid is a type of organ that plays an important role in the development and function of vertebrates, particularly fish. These organs are found in the head and neck region of vertebrates, where they provide support, protection, and regulation for various body parts. They include the epiploide (head) and the epiblast (neck). The ectopterygoid is a specialized organ that functions as a filter or sieve, filtering out foreign substances to prevent them
