1. Correlation of NW European Purbeck–Wealden (nonmarine Lower Cretaceous) as seen from the English type-areas;Allen;Cretaceous Research,1991
2. Type-section of the Purbeck Limestone Group, Durlston Bay, Swanage, Dorset;Clements;Proceedings of the Dorset Natural History and Archaeological Society,1993
3. The Purbeck Limestone Group of Dorset, southern England: a guide to lithostratigraphic terms;Ensom;Special Papers in Palaeontology,2002
4. Grylloidea (Orthoptera) of the Mesozoic of Asia;Gorochov;Paleontologicheskiy Zhurnal,1985
5. Gryllida (=Orthoptera);Gorochov;Proceedings of the Soviet-Mongolian Paleontological Expedition,1986