1. Moore, P.G. (2008). An appreciation of Richard Elmhirst, J.P., F.L.S. (1884‒1948), the 'other' Cumbrae naturalist. The Scottish Naturalist 120, 5‒43.
2. Moore, P.G. (2012). A photograph of a teacher-training course in marine zoology at Millport (1914). The Glasgow Naturalist 25(4), 132‒133.
3. Parsons, C.W. (1932a). Habits of the toad, Ceratophrys. Nature 130, 279.
4. Parsons, C.W. (1932b). Report on penguin embryos collected during the Discovery investigations. Discovery Reports 6, 139‒164.
5. Robertson, J.D. (1957). The habitat of the early vertebrates. Biological Reviews of the Cambridge Philosophical Society 32, 156-187.