Referee's report by Adam Sedgwick, on a paper 'On the sexual cells and the early stages in the development of Millepora plicata' by Sydney John Hickson Not recommended for publication in the 'Philosophical Transactions of the Royal Society'. The results should be published separately from the description of the methodology. Suggests the author correct some errors in the text, and give a sufficient account of his methods. Subject: Physiology [Published in the Philosophical Transactions of the Royal Society, 1888] 30 December 1887