Reference citation: Nau, B.S.. 1984. Notes on the Recording and Identification of Psallus. Het News. Vol 4
Source citation: Food Webs and Species Interactions in the Biodiversity of UK and Ireland (Online). 2017. Data provided by Malcolm Storey. Also available from http://bioinfo.org.uk.
Reference citation: Southwood, T.R.E. & Leston, D.. 1959. Land and Water Bugs of the British Isles. Frederick Warne & Co. Ltd.. 1959. Wayside & Woodland Series. Accessed at: http://www.pisces-conservation.com/
Source citation: Food Webs and Species Interactions in the Biodiversity of UK and Ireland (Online). 2017. Data provided by Malcolm Storey. Also available from http://bioinfo.org.uk.
