TY - JOUR T1 - On the Structure and Development of the Skull in Sturgeons (Acipenser ruthenus and A. sturio) JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 173 SP - 139 EP - 185 PY - 1882/01/01/ UR - http://dx.doi.org/10.1098/rstl.1882.0004 M3 - doi:10.1098/rstl.1882.0004 AU - Parker, W. ER -