mammals coelomates

Are Fish Coelomates Or Pseudocoelomates? Sea stars, sea urchins, fish, and humans are deuterostome coelomates, meaning they are formed from anus to head. The blastopore becomes the anus, and the mouth is formed later. What animals are not coelomates? Animals that do not have a coelom are called acoelomates. Flatworms and tapeworms are examples of