Ilymatogyra Rams Horn Oyster - Fossil Quality:Staff Pick Size approximately: 6

Size approximately: 6

7cmApproximate Weight for 1 piece: 110g

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Formed within ancient igneous rock under conditions of slow cooling

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Ilymatogyra Rams Horn Oyster - Fossil Quality:Staff Pick Size approximately: 6Mined from: Del Rio, Texas Era: Cretaceous Geological Age: 100 140mya Description: This is a marine bivalve mollusk from Texas. They are small and delicate. These oysters lived during the Cretaceous period and lived in shallow coastal waters. They fed on food particles that were filtered out from the ocean water. Ilymatogyra Oysters had snail like coiled shells which had much more of a spiral than oysters we see today. Approximate Size of 1 piece: