TY - JOUR T1 - On the Cross-Breeding of Two Races of the Moth Acidalia virgularia JF - Proceedings of the Royal Society of London. Series B, Containing Papers of a Biological Character (1905-1934) VL - 81 IS - 546 SP - 133 EP - 150 PY - 1909/04/05/ UR - http://dx.doi.org/10.1098/rspb.1909.0014 M3 - doi:10.1098/rspb.1909.0014 AU - Prout, L. AU - Bacot, A. ER -