Identify the animal given in the picture and write features of its phylum/class

Note: Since the image provided in the book was hazy and ambiguous, hence the question image is modified as below:

The circulatory system has evolved from open to closed type in Animal kingdom. Which Phylum can be called first to represents closed circulation?

Identify the animal given in the picture and write features of its phylum/class

Identify the animal given in the picture and write features of its phylum/class

Note: Since the image provided in the book was hazy and ambiguous, hence the question image is modified as below:

Observe and identify body symmetry of given animals: