Invertebrate Diversity Crossword

Most animals reproduce ___________
In which era were dinosaurs the dominant terrestrial vertebrates?
The germ layer covering an embryo's surface?
Triploblastic animals that lack a body cavity are called ________
Two sided symmetry is called ________
What do sponges lack?
Animals in which the anus develops from the blastopore
Animals in which the mouth develops from the blastopore
Invertebrates are animals that lack a ________
Sponges are _________ feeders
Found in the mesohyl and play roles in digestion and structure in Porifera
This class includes corals and sea anemones
Reproduce by parthenogenesis in which females produce offspring from unfertilized eggs
Also known as Bryozoans
Brachiopoda are easily mistaken for _________
Molluscs are soft-bodied, but many are protected by a _______ _______
Annelida have bodies composed of a series of fused _______
Animals that shed a tough external coat called a cuticle are included in the Clade __________
Spiders produce this liquid protein, from specialized abdominal glands
The Era in which the Cambrian explosion took place