Paper, 'On the marsupial ovum, the mammary pouch, and the male milk glands of Echidna hystrix' by Wilhelm Haacke Haacke writes: 'On the 3rd of August, 1884, a number of living specimens of Echidna hystrix were brought to Adelaide from Kangaroo Island, where they had been captured some days previously. I was unable to procure more of them than two, a male and a female, as the others had been disposed of before I heard of them.' Annotations in pencil and ink. Includes two anatomical figures of the Echidna hystrix. Subject: Zoology / Reproduction Received 12 November 1884. Read 8 January 1885. Communicated by the President [Thomas Henry Huxley]. Written by Haacke in Adelaide [Australia]. A version of this paper was published in volume 38 of the Proceedings of the Royal Society as 'On the marsupial ovum, the mammary pouch, and the male milk glands of Echidna hystrix'. 22 September 1884