👉 Megalostomis is a type of cephalopod, belonging to the family Megalopteridae. These animals are known for their unique and distinctive shell pattern that resembles a megaphone or pipe organ. They have a long, slender body with a large, rounded head and small, pointed eyes. These organisms live in a wide variety of environments, including saltwater habitats like oceans, rivers, and lakes, as well as freshwater streams and ponds.