👉 Planuliform, also known as a planus, is a type of organ that resembles a round or oval shape. It is often found in the body and can be found on the face, neck, chest, abdomen, back, and other parts of the body. Planuliforms are also known as "planus" or "planktonic organs" because they are part of the digestive system. The structure of a planumiform organ is similar to that of a fish's
