What is this cell type?

Choanocyte
This is the cell that houses the stinging infrastructure
Cnidocyte
What is the ploidy of flatworms?
Triploblastic
What class is this?

Gastropod
Nematodes are important in the environment because they act as a ______________
Biological Control
What is the opening marked D?

Osculum
How many germ layers to Cnidarians have?
Two
What is this cell type?

Flame cell
This body segment holds the internal organs
What are organisms who have a true body cavity called?
Coelomates
What are the cells labelled B?

Pinacocytes
What is this larval stage called?

Ephyra
Which Platyhelminthes class is free living?
Turbellaria
What is this "door" on this shell?
Operculum
These are the membranes that make Annelida "Segmented"
Septa
What is this class?
Hexactinellida
What are these radiating plates inside the coralite?
Septa
What is this class?

Trematoda
What structures are near the mouth in Bivalves that sort food?
Labial Palps
What is this structure?

Chetae
What is this grade?

Sycanoid
What is this class?

Octocorallia
What class usually has a secondary mollusk host?
Trematoda
What are these?

Radula
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You still need to study.