TY - JOUR T1 - Researches on the Impregnation of the Ovum in the Amphibia; and on the Early Stages of Development of the Embryo. (Third Series.) From the MS. Papers of the Late George Newport, F.R.S., F.L.S. &c JF - Proceedings of the Royal Society of London (1854-1905) VL - 7 SP - 104 EP - 106 PY - 1854/01/01/ UR - http://dx.doi.org/10.1098/rspl.1854.0025 M3 - doi:10.1098/rspl.1854.0025 AU - Ellis, G. ER -