@book {461, title = {Spider Wasps. Hymenoptera: Pompilidae}, series = {Handbooks for the Identification of British Insects.}, volume = {6 (4)}, year = {1988}, pages = {60}, issn = {0 901546 70 4}, url = {http://www.royensoc.co.uk/sites/default/files/Vol06_Part04.pdf}, author = {Day, MC} }