You are at swimming in the ocean. You are swarmed by organisms that have a gelatinous body with combs made of cilia. It has radial symmetry. You take to the lab to get dissected and learn that has 2 layers of tissue. What phylum does this belong to.

You find an organism that requires water, have lungs but respires through skin, and lays its eggs in water. It also has amniotic eggs. what is it?

You find a animal that has 3 body segments is and has 3 pairs of legs and 1 pair of antenna. What is it?

What is an organism that is bilateral as a larva, but is radially symmetric as an adult. It also has an endoskeleton made of CaCO3.

You find an animal that has a simple fish-like body and it is a suspension feeder that burrows in sand. What is it?

This animal can be solitary or colonial, mobile or sessile, and is a suspension feeder. Additionally it has a polysaccharide tunic. What is it?

In this phylum the anus forms first and the mouth forms second. Coelem forms from out pockets of mesoderm.

Which of these phyla is NOT apart of the non-bilateral phyla?

This protosome group has a lophophore, trocophore, and has spiral cleavage. Which group is it?