TY - JOUR T1 - On the Existence of Permanent Forms among the Chromosomes of the First Maiotic Division in Certain Animals JF - Proceedings of the Royal Society of London. Series B, Containing Papers of a Biological Character (1905-1934) VL - 77 IS - 521 SP - 563 EP - 570 PY - 1906/06/25/ UR - http://dx.doi.org/10.1098/rspb.1906.0044 M3 - doi:10.1098/rspb.1906.0044 AU - Moore, J. AU - Arnold, G. ER -