Bio ch 33 terms 4

Bio ch 33 terms 4 - Ectoproct A sessile, colonial...

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includes lobsters, crayfishes, crabs, and shrimps. Ecdysozoan Member of a group of animal phyla identified as a clade by molecular evidence. Many ecdysozoans are molting animals. Echinoderm (i-ki´-no-derm) A slow-moving or sessile marine deuterostome with a water vascular system and, in larvae, bilateral symmetry. Echinoderms include sea stars, brittle stars, sea urchins, feather stars, and sea cucumbers.
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Unformatted text preview: Ectoproct A sessile, colonial lophophorate commonly called a bryozoan. Eurypterid (yur-ip-tuh-rid) An extinct carnivorous cheliceriform also called a water scorpion. Exoskeleton A hard encasement on the surface of an animal, such as the shell of a mollusc or the cuticle of an arthropod, that provides protection and points of attachment for muscles. Foot (1) The portion of a bryophyte sporophyte that...
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