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The Aymestry Limestone contains many shells, especially brachiopoda, corals, trilobites, and other fossils, amounting on the whole to 74 species, all except three or four being common to the beds either above or below. Phragmoceras ventricosum, J. Sowerby. Fragment of Orthoceras Ludense, J. Sowerby. The latter is partly straight and partly convoluted in a very flat spire.
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