Figure, mouth of the young Ornithorhynchus paradoxus [platypus] by Edward Bagnall Poulton A small figure in pencil showing the mouth and teeth of the Ornithorhynchus paradoxus as observed by Poulton. The figure is described in detail in the accompanying paper. Subject: Zoology A print of this figure was published in volume 43 of the Proceedings of the Royal Society alongside the paper 'True teeth in the young ornithorhynchus paradoxus'. 1888