Referee's report by Frederick Stratten Russell, on a paper 'The role of the body fluid in relation to movement in soft-bodied invertebrates I. The burrowing of Arenicola' by G Chapman and G E Newell Sectional committee: Zoology Recommended for publication in Proceedings,. Some points are not particularly clear. He doesn't feel competent enough to criticize the physical questions and another referee with the necessary knowledge should examine it. [Published in Proceedings of the Royal Society B, 1947]. Date received not given. 1946