Clathria strepsitoxa (Hope, 1889)

Hope, R. 1889. On two new British Species of Sponges, with short noticesof an Ovigerous Specimen of Hymeniacidon Dujardinii, Bowk. , and of a Fossil Toxite. Annals and Magazine of Natural History (6) 4(23): 333-342, pl. XVI.