Keywords: A memoir on the Palaeozoic reticulate sponges constituting the family Dictyospongidae (Page 9) BHL17141871.jpg A memoir on the Palaeozoic reticulate sponges constituting the family Dictyospongidae / by James Hall ; in collaboration with John M Clarke 17141871 57421 18001 Page 9 Table of Contents http //www biodiversitylibrary org/page/17141871 10 5962/bhl title 18001 Clarke John Mason; Hall James NOT_IN_COPYRIGHT<br> Biodiversity Heritage Library PD-old-70-1923 A memoir on the Palaeozoic reticulate sponges constituting the family Dictyospongidae Images uploaded by Fæ Files from the Biodiversity Heritage Library |