Phylum Xenacoelomorpha

Question 1

Xenacoelomorpha Characteristics

Answer 1

• 1st classified as Platyhelminthes
• acoelomate worms
• basal bilateria
• unique epidermis and cilia
• lack discrete organ systems
• larvae are first diploblastic and then develop into triploblastic
• marine

Question 2

Xenacoelomorpha Taxonomy

Answer 2

Triploblastic

Bilateral