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Description: | Part of a Crotalocrinites rugosus caylx measuring (14mm x 13mm x 16mm) it has small amounts of light brown micrite matrix on the theca surface. The broken sides of the caylx displays a calcitic crystaline internal structure. On the side of the fossil a number 2 can be observed in black ink, idicating that is was found at Steven Birchs site 2 Reef Mound at the Wrens Nest, Dudley (GR SO 9370 9225) Much Wenlock Limestone Formation, Nodular Member . CB
A Crotalocrinites rugosus crinoid caylx from the Wrens Nest, Dudley around 425 million years old. | License: | http://creativecommons.org/licenses/by/2.0/uk/ | Publisher: | Dudley Museums Service | Rights holder: | Dudley Museums Service | Subjects: | Steven Birch Collection Geology | Temporal: | Silurian - Wenlock | Source: | Black Country History | Identifier: | http://www.blackcountryhistory.org/colle... | Go to resource |
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