254 THE NATURALISTS' DIRECTORY. [U. S. & CAN. 
6169 Zetlitz, Arne, M.D., Toledo, Lucas Co., Ohio. Zool, Mam- 
mals, Mic., Emb., Hist. C. Ex.* 
6170 Ziegler, A., M.D., 101 Middle St., Alleghany, Pa. Bot., 
Phcen. Plants, Min. C. Ex. ? 
6171 Zimmerman, Rev. Jeremiah, A.M., Syracuse, N. Y. Bib- 
liog., Arch., Numismatics of the Ancients.* 
6172 Zimmerman, Wm., 164 Dearborn St., Chicago, 111. Phys.. 
Elect., Gen. Biol* 
6173 Zuber, Jere. W., Dengler's, Berks Co., Pa. Geol, Min. C.? 
6174 Zuber, Wm. H., A.M., Prof, of Nat. Sciences, Greensburg 
Seminary, Greensburg, Westmoreland Co., Pa. Bot, 
Phcen. and Crypt. Plants, Ferns, Mosses, Fungi, Lichens: 
Algce; Palceo., Geol., Min., CrystalL, Chem., Phys., Elect., 
Mic., Photog., Ast. C. Ex.* 
SCIENTIFIC SOCIETIES OF THE UNITED STATES 
AND CANADA. 
CALIFORNIA. 
alifornia Academy of Sciences, San Francisco. H. W. Harkness, 
M.D., Pres. ; T. S. Brandegee, Cor. Sec. Publishes "Proceed- 
ings and Memoirs." Has collection, Museum and Library.* 
California Botanical Club, San Francisco. Prof. W. R. Dudley, 
Pres. ; Frank H. Vaslit, Sec.* 
California State Geological Society, San Francisco. Incorporated, 
Dec. 30, 1776. Henry G. Hanks, Pres. ; S. Heydenfeldt, Jr., 
Sec. Annual meeting, first monday in December. ? 
California Zoological Club, San Francisco. Dr. J. G. Cooper, 
Pres. ; E. A. Mclllriach, Sec.* 
Chamisso Botanical Club, Berkeley, Calif. Edw. L. Greene, Chair- 
man; W. C. Blasdale, Sec'y; Victor K. Chestnut, Curator. 
Special study of the flora within 20 miles of San Francisco. 
Preparation of list. Local Herbarium.* 
San Diego Society of Nat. Hist. Organized Nov. 2, 1874. Rev. B. 
F. McDaniel, Pres. ; Dr. H. W. Gould, Cor. Sec. Library and 
Collection. 
San Francisco Microscopical Society, Rooms 432 Montgomery St., 
Address Box 2244. E. J. Wickson, Pres. ; A. H. Breckenf eld, 
Cor. Sec. Cabinet and Library. 
Santa Barbara Society of Natural History. Organized, Nov. 25, 
1876. H. C. Ford, Pres. ; Lorenzo G. Tates, Cor. Sec. Mus- 
eum and Library. Publishes Bulletin.* 
The Astronomical Society of the Pacific, 408 California St., San 
Francisco, Calif. Membership of 280. Pres., Dr. E. S. Hoi- 
den; Secretaries, Charles Burckhalter, Chabot Obs., Oakland, 
and J. M. Schaeberle, Lick Obs., Mt. Hamilton. Correspon- 
dence should be addressed to either of the Secretaries. 
"The Southern California Science Association. Pres., M. H. Alter, 
M.Sc., A.M., M.D.; Sec., Mrs. Mary E. Hart, 803 S. Hill St. 
Los Angeles.* 
