TY - JOUR T1 - On the Constitution and Mode of Formation of "Food Vacuoles" in Infusoria, as Illustrated by the History of the Processes of Digestion in Carchesium polypinum JF - Philosophical Transactions of the Royal Society of London. B (1887-1895) VL - 185 SP - 355 EP - 383 PY - 1894/01/01/ UR - http://dx.doi.org/10.1098/rstb.1894.0009 M3 - doi:10.1098/rstb.1894.0009 AU - Greenwood, M. ER -