| 21. | Gus wanted to find every last species of brachiopod,
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| 22. | Trilobites and brachiopods in particular were rich and diverse.
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| 23. | Brachiopods and bryozoans are also present, as are gastropods ( snails ).
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| 24. | This hypothesis groups annelids with molluscs and brachiopods in another superphylum, Lophotrochozoa.
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| 25. | Fish and crustaceans seem to find brachiopod flesh distasteful.
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| 26. | Brachiopod fossils have been useful indicators of climate changes during the Paleozoic era.
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| 27. | Silurian brachiopods were preserved in the Gate City area at Big Moccasin Gap.
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| 28. | Brachiopod fossils of this age were preserved in Dane County, Vernon County.
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| 29. | About 460 million years ago Wisconsin was still home to brachiopods and trilobites.
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| 30. | Later in the period brachiopods, bryozoans, crinoids, and molluscs predominated.
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