|The Mya arenaria bed of the Red Crag of Essex|In: Proceedings of the Geologists' Association. Geological Society Publishing House: Colchester. ISSN 0016-7878, more
A quiet water deposit containing a life assemblage of Mya arenaria is described from four localities. This is a distinctive facies in the Red Crag of Essex, and may be an important stratigraphical marker horizon.