Protostome
From Wikipedia, the free encyclopedia
| Protostomes Fossil range: Ediacaran - Recent |
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| Caribbean Reef Squid, an example of Protostome | |||||||||
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Protostomes (Protostomia) are a taxon of animals. They are a subtaxon of the Bilateria branch of the subregnum Eumetazoa, and are opposed to the deuterostomes.