Keywords: FMIB 50047 Spongia oculata, showing the orifices and currents outwards.jpeg Spongia oculata showing the orifices and currents outwards 2 Anastomosing horny substance of Spongia communis 3 Siliceous spiculum of S papillaris 4 Of Scineria 5 S Pasons 6 Calcareous spiculum of S compressus 7 Transverse section of a canal of S papillaria showing the structure of the ova passing along the cana 8 Ovum of S panicea seen laterally--the cilie anterior 9 The same seen on the end with a circle produced by the ciliary action 10 Young Spongia papilaris Subject Sponges Tag Invertebrates 1868 Cite book Ocean World Being a Descriptive History of the Sea and its Living Inhabitants Fibuier Louis New York D Appleton Co 1868 Fig 40 Creator Charles Bevalet PD-UWASH-FMIB Institution University of Washington FMIB-source accession number 50047 Images from the Freshwater and Marine Image Bank to check Charles Bevalet Spongia |