TY - JOUR T1 - Concluding Observations on the Locomotor System of Medusae JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 171 SP - 161 EP - 202 PY - 1880/01/01/ UR - http://dx.doi.org/10.1098/rstl.1880.0007 M3 - doi:10.1098/rstl.1880.0007 AU - Romanes, G. ER -