↑Stubbs, A. and Drake, M. (2001). British Soldierflies and Their Allies: A Field Guide to the Larger British Brachycera. British Entomological & Natural History Society. с. 512 pp. ISBN1-899935-04-5.
Stubbs, A. and Drake, M. (2001). British Soldierflies and Their Allies: A Field Guide to the Larger British Brachycera. British Entomological & Natural History Society. с. 512 pp. ISBN1-899935-04-5.