TY - JOUR T1 - On the Structure and Development of the Skull of the Common Frog (Rana temporaria, L.) JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 161 SP - 137 EP - 211 PY - 1871/01/01/ UR - http://dx.doi.org/10.1098/rstl.1871.0009 M3 - doi:10.1098/rstl.1871.0009 AU - Parker, W. ER -