Referee's report by James Peter Hill, on a paper 'The development and morphology of the teeth of Ornithorhynchus' by H L H H Green Sectional Committee: Zoology Recommended for publication in the 'Philosophical Transactions of the Royal Society'. Suggests an amended title. Refers to the work of H Burrell at the Herrison Collection. Refers to remarks of W H Gregory on Bolk's Theory. [Published in the Philosophical Transactions of the Royal Society] Endorsed on verso as received 22 March 1937. [March 1937]