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choanocyte specialized cell in sponges that uses a flagellum to move a steady current of water through the sponge
osculum large hole at the top of the sponge through which water leaves the sponge
spicule spike-shaped structure that makes up the skeletons of harder sponges; made of either chalklike calcium carbonate or glasslike silica
archaeocyte specialized cell in a sponge that makes spicules
internal fertilization process in which eggs are fertilized inside the female's body
larva immature stage of an organism that looks different from the adult form
gemmule group of archaeocytes surrounded by a tough layer of spicules; produced by some sponges
Created by: 100critter