1938

• Benson, R.B. 1938. A revision of the genus Pterygophorus Klug, sensu lato, with the description of two new genera (Hymenoptera, Symphyta). Annals and magazine of natural history (11) 1(6): 610–625. DOI: 10.1080/00222933808526811 Reference page. 

• Benson, R.B. 1938. On the Australian Orussidae, with a key to the genera of the world (Hymenoptera, Symphyta). Annals and magazine of natural history (11) 2(7): 1–15. DOI: 10.1080/03745481.1938.9755433 Reference page. 

1939

• Benson, R.B. 1939. A revision of the Australian sawflies of the genus Perga Leach, sens. lat. (Hymenoptera, Symphyta). Australian zoologist 9: 324–357. BHL Reference page. 

1940

• Benson, R.B. 1940. Three sawflies attacking guava in Brazil (Hymenoptera, Symphyta). Bulletin of Entomological Research 30: 463–495.
• Benson, R.B. 1940. Sawflies of the Berkhamsted district: with a list of the sawflies of Hertfordshire and Buckinghamshire, and a survey of the British species (Hymenoptera Symphyta). Transactions of the Hertfordshire Natural History Society and Field Club 21(3): 177–231.

1941

• Benson, R.B. 1941. The ecology and control of the forest insects of India and the neighbouring countries. Forest Research Institute, Dehra Dun. P. 511.

1943

• Benson, R.B. 1943. Studies in Siricidae, especially of Europe and southern Asia (Hymenoptera, Symphyta). Bulletin of Entomological Research 34: 27–51.

1951

• Benson, R.B. 1951. Hymenoptera, Symphyta. Handbooks for the identification of British Insects. Royal Entomological Society of London 6(2a). 49 pp.

1963