TY - JOUR T1 - The Development of a Parasite of Earth-Worms JF - Proceedings of the Royal Society of London. Series B, Containing Papers of a Biological Character (1905-1934) VL - 85 IS - 582 SP - 525 EP - 527 PY - 1912/10/11/ UR - http://dx.doi.org/10.1098/rspb.1912.0079 M3 - doi:10.1098/rspb.1912.0079 AU - Cropper, J. ER -