👉 The term "tentaculitidae" is a genus of marine gastropod mollusks in the family Cephalopoda, which are known for their large, tentacled shells that they use to transport food and protect themselves. These animals have a wide range of sizes and shapes, with some species reaching up to 20 feet long and weighing up to 1,500 pounds. Their shell is made of a complex material called "mushroom ker
