Referee's report by Edward Alfred Minchin, on a paper 'On a Gregarine—Steinina rotundata, nov. sp.—Present in the mid-gut of bird-fleas of the genus Ceratophyllus' by James Hartley Ashworth and Theodore Rettie Sectional Committee: Zoology Recommended for publication in the 'Proceedings of the Royal Society of London'. States that the paper was submitted to the referee for criticism, prior to it's submission to the Royal Society, and sees that some modifications have been made from this. [Published in the 'Proceedings of the Royal Society of London', 1912] Endorsed on verso as received 21 October 1912. [October 1912]