30 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 63 
Fic. 30—*“ Peanut” shells on dead stump, Key West, Florida. 
Photograph by Bartsch. 
tendencies prevail in the adult shell, then it can be seen that the 
somaplasm has not at once responded to the change of environment. 
The reaction of the germ-plasm to the changed environment will 
await interpretation until the next generation presents itself. 
Dr. Bartsch likewise kept a record of the birds seen on the various 
Keys visited between Miami, Florida, and the Tortugas, and has pub- 
lished this also in the Carnegie Year Book for 1913, pp. 220-222, with 
the hope that it may prove useful to students of bird migration. 
