PERTH, Australia & BOSTON--(BUSINESS WIRE)--Jan. 4, 2006--Global bio-nanotech company pSivida Limited (NASDAQ:PSDV, ASX:PSD, Xetra:PSI) today announced that its wholly owned subsidiary pSivida Inc. (formerly Control Delivery Systems, Inc.) has recently entered into a number of new evaluation agreements with various companies including large global pharmaceutical companies, to evaluate pSivida's proprietary platform technology for their developmental compounds.