Referee's report by Gavin Rylands De Beer, on a paper 'The skull of the foetal narwhal, Monodon monoceros L' by Nellie B Eales Sectional committee: Zoology Recommended for publication in Philosophical Transactions. The paper gives the first description of the development of the skull in this whale. The material is well-described and the conclusions are drawn objectively. [Published in Philosophical Transactions B, 1950]. Date received not given. 9 February 1950