ADVERTISEMENTS. at 
PUBLICATIONS OF THE TORREY BOTANICAL CLUB. 
THE Published monthly at $2.00 per year. Back volumes since 1870 can nearly 
> e be erally Number of pages a month, 30-40. Many of the articles illus- 
BULLETIN. ted w g 
Contain pot _ lengthy for publication in BuLLETIN, and are issued 
as material bec vailable. The subscri tion a pres is rs o0 a volum e, but 
THE the numbers ai Pe paread separately. Lik, ‘owe issued, entiled, 
oe Mis 
+ “ Contributions to the Flora of Virgina containi ng pape y na 
) an u k 
M E M O | R S + esem L., and the new Clematis Addisonit, Britt. mayi kad for | 75. cmt 
= N i ini he , “ The Termin maar 
of Certain North America n Plants,” hoa fifteen plates, isi in press. Price 
ommunications skoi be addres 
EDITORS OF THE TORREY BOTANICAL CLUB, 
Columbia College, New York City. 
Photography jor te Scientist 
BOOKS OF INSTRUCTION 
Scientific Photography, including Flash-Light and 
Photo-Micrographic Work. 
Amateur Outfits in Great Variety. 
E. @& H.T. ANTHONY ©& CO. 
591 BROADWAY, NEW YORK. 
Manufacturers and Importers of Photographic Apparatus, 
Chemicals and Supplies. 
Fifty Years Established in this Line of Business. ga Send for Catalogue. 
Synopsis of the Families of Vertebrata. . 
BY PROF. E. D. COPE. 
This article, which was printed in the AMERICAN NATURALIST 
for October, 1889, has been issued in separate form by the 
publishers, for the use of lecturers, instructors and others who 
may have use for it, and will be sent by mail, postpaid, on 
receipt of 25 cents. 
FERRIS BROS., Publishers, 
S. W. Cor. Sixth and Arch Streets, Phila. 
