Referee's report by Carl Frederick Abel Pantin, on a paper 'On a green helical organism and its motion' by L E R Picken Sectional committee: Zoology Recommended for publication in Proceedings. He is unsure if the second plate will reproduce well. If not, a tracing could possibly be made instead. It contains nothing of value to the enemy. [Published in Proceedings of the Royal Society B, 1940]. Endorsed on verso as received 28 March 1940. March 1940