Referee's report by David Keilin, on a paper 'The waterproofing process in eggs of Rhodnius prolixus Stähl' by James William Longman Beament Sectional committee: Zoology Recommended for publication in Proceedings. It is an interesting paper that is well presented. Since the paper was read by Wiggleworth, the facts should be correct. [Published in Proceedings of the Royal Society B, 1946]. Date received not given. 20 March 1946