Access

You are not currently logged in.

Access JSTOR through your library or other institution:

login

Log in through your institution.

Journal Article

Proceedings of Scientific Societies

The American Naturalist
Vol. 25, No. 297 (Sep., 1891), pp. 849-852
Stable URL: http://www.jstor.org/stable/2452357
Page Count: 4
  • Download PDF
  • Add to My Lists
  • Cite this Item
We're having trouble loading this content. Download PDF instead.