TY - JOUR A1 - Scheltema, R.S. T1 - Larval dispersal as a means of genetic exchange between geographically separated populations of shallow-water benthic marine gastropods Y1 - 1971 DO - 10.2307/1540075 JF - Biological Bulletin VL - 140 IS - 2 SP - 284 EP - -322 ER -