TY - JOUR T1 - Further Observations on the Locomotor System of Medusae JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 167 SP - 659 EP - 752 PY - 1877/01/01/ UR - http://dx.doi.org/10.1098/rstl.1877.0018 M3 - doi:10.1098/rstl.1877.0018 AU - Romanes, G. ER -