TY - JOUR T1 - The External Features in the Development of Lepidosiren paradoxa, Fitz JF - Philosophical Transactions of the Royal Society of London. Series B, Containing Papers of a Biological Character (1896-1934) VL - 192 SP - 299 EP - 330 PY - 1900/01/01/ UR - http://dx.doi.org/10.1098/rstb.1900.0005 M3 - doi:10.1098/rstb.1900.0005 AU - Kerr, J. ER -