Ottoia
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| phylum | Priapulida | Ottoia is the most abundant priapulid of the Cambrian Burgess Shale formation of British Columbia and Wheeler Shale formation of Utah dating from the Mid-Cambrian of around 550 million years ago.
For more information, visit the Wikipedia entry. Get back to Priapulida |
| stem-group | Priapulida | |
| class | Archaeopriapulida | |
| genus | Ottoia |
