On the Insect Beds in the Purbeck Formation of Dorset and Wilts; and a Notice of the Occurence of a Neuropterous Insect in the Stonefield Slate of Gloucestershire
P. B. Brodie. "On the Insect Beds in the Purbeck Formation of Dorset and Wilts; and a Notice of the Occurence of a Neuropterous Insect in the Stonefield Slate of Gloucestershire." Quarterly Journal of the Geological Society 9.1-2 (1853) 344-344