TY - JOUR T1 - On the Occurrence of Gelatinous Spicules, and their Mode of Origin, in a New Genus of Siliceous Sponges JF - Proceedings of the Royal Society of London. Series B, Containing Papers of a Biological Character (1905-1934) VL - 89 IS - 616 SP - 315 EP - 322 PY - 1916/08/01/ UR - http://dx.doi.org/10.1098/rspb.1916.0017 M3 - doi:10.1098/rspb.1916.0017 AU - Dendy, A. ER -