TY  - JOUR
T1  - Note on a Previous Paper
JF  - Proceedings of the Royal Society of London (1854-1905)
VL  - 38
SP  - 322
EP  - 328
PY  - 1884/01/01/
UR  - http://dx.doi.org/10.1098/rspl.1884.0103
M3  - doi:10.1098/rspl.1884.0103
AU  - Darwin, G.
ER  -
