Acoelomate
A Planarian is an acoelomate, meaning they do not have a body cavity at all.
Acoelomate animals, like flatworms
Yes.
Some of the general features of acoelomate animals include internal cavity for digestion, bilateral symmetrical, organ system organization and so on. These features are the ones that distinguish acoelomate animals.
A Cheetah has bilateral symmmetry and it is an acoelomate because they do not have a coelom
yes
Acoelomate
Flatworms
Molluscs are acoelomate; they have no body cavities.
Acoelomate is an animal that lacks a body cavity or a coleom.
Flatworms, such as tapeworms and planarians, are examples of acoelomate animals. These animals lack a true body cavity called a coelom and have a solid body structure instead.