Mock, C.R.Texas Journal of Science2010-02-152010-02-151965http://hdl.handle.net/1969.3/19110p. 239-240.No abstract availablemarine annelidsPhascolion strombiNassarius vibexshellsbiological collectionsgeographical distributionRange extension of the Sipunculiodean annelid Phascolion strombi (Montagu) in the Gulf of Mexico.Article