470 SREE New: [July, 
in North America, not introduced from Europe with cultivated 
vines. In the woods of Panama, so far from any center of culti- - 
vation of the vine, M. Collot noticed the phylloxera on a wild 
native vine, which clings to trees after the manner of tropical 
trullweed. | 
— The biennial oration in memory of John Hunter was deliv- 
ered by Prof. Humphry, of Cambridge, F.R.S., in the lecture-room 
of the Royal College of Surgeons, February 14. 
— The following from a recent number of the Yuma Sentinel, 
is not without interest: 
“ A herd of camels was driven here from Nevada nearly two 
years ago. Finding no profitable Work for them their owners 
turned them loose along the Gila to the eastward of Yuma. 
There they have been living and breeding, looking fat and sleek | 
all the time. For awhile they were in danger of extermination. 
borax and soda. Its mountains are also known to carry exten- 
sive deposits of metals. To these camels we look for eventually 
- making these treasures accessible and available.’—R. Æ. C.S. 
— The doubt as to whether science or high rank should be 
represented in the presidency of the Zodlogical Society has been 
solved by the unanimous election of Mr. William Henry Flower, 
F.R.S., &c., conservator of the Museum and Hunterian Professor 
of Comparative Anatomy at the Royal College of Surgeons. 
— The Permanent Exposition of Philadelphia, now occupying 
the main building of the Centennial, has adopted some changes 
in its organization which will give it a much more specially, 
_ educational tone than heretofore. It has been divided into ten 
departments, over each of which a competent chief has been 
been assigned a space of six acres within the building. he 
organization of the executive board is as follows: President, 
Edward Shippen; secretary and superintendent, W. T. Seal; vice- 
presidents, Ellis A. Apgar, Geo. F. Barker, Geo. Blight, John F- 
Hartranft, D. Newlin Fell; chief of the department of inorganic : 
_ material, Persifor Frazer, Jr.; chief of the department of organic 
