Observations on the Aphides of Linnaeus, by Dr. William Richardson, of Ripon, Yorkshire: Communicated by William Heberden, M. D. F. R. S

W. Richardson, W. Heberden
1771 Philosophical Transactions of the Royal Society of London  
doi:10.1098/rstl.1771.0022 fatcat:cnbvvco5pbbnzm3szmfjh6kpri