His earlier work comprised a monograph on the Cretaceous bivalve mollusca of Gosau (1863–66); and an essay on the Tithonian stage (1870), regarded as equivalent to the Purbeck and Wealden formations.
Other marine fossils are Hemicidaris purbeckensis and Ostrea distonta, the latter being abundant in the Cinder bed of the Middle Purbeck.
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