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Showing results for tags 'composita subquadrata'.
Dpaul7 posted a gallery image in Members Gallery
From the album: MY FOSSIL Collection - Dpaul7Brachiopods - Composita subquadrata Chesterian Zone of the Bangor Limestone Formation in northern Alabama Mississippian Period (ca 325,000,000 yrs old) Composita is a brachiopod genus that lived from the Late Devonian to the Late Permian. Composita had a smooth shell with a more or less distinct fold and sulcus and a round opening for the pedicle on the pedicle valve. Composita is included in the family Athyrididae (Order Athyridida) and placed in the subfamily Spirigerellinae. The Rhynchonellata is a class of Lower Cambrian to Recent articulate brachiopods that combines orders from w