*PUTNAM, FREDERIC WARD.

Archæology and Ethnology. Peabody Professor of American Archæology and Ethnology, Harvard University; Curator of the Peabody Museum of Archæology and Ethnology, Harvard University; Curator of Department of Anthropology, American Museum. Natural History, Central Park, New York City; Permanent Secretary of the American Association for the Advancement of Science.

Peabody Museum, Cambridge, Mass.

PYNCHON, W. H. C., M.A.

Instructor in Natural Science, Trinity College.

Hartford, Conn.

RANKIN, WALTER M., A.M., Ph.D.

Geology.

Biology.

Assistant Professor of Biology and Curator of Zoölogical

Museum, Princeton College.

Princeton, N.J.

*RATHBUN, RICHARD, D.Sc.

Invertebrates.

Hon. Curator, Department of Marine Invertebrates, National
Museum.

U.S. Fish Commission, Washington, D. C.

REICHERT, EDWARD T., M.D.

Professor of Physiology, University of Pennsylvania.
University of Pennsylvania, Philadelphia, Penn.

REIGHARD, JACOB E., Ph.B.

Professor of Zoology, University of Michigan.

Physiology.

Vertebrate Morphology.

Ann Arbor, Mich.

*RICE, WILLIAM NORTH, Ph.D., LL.D.

Geology.

Professor of Geology, Wesleyan University.
Middletown, Conn.

RITTER, WILLIAM E., B.S., Ph.D.

Zoology.

Assistant Professor of Biology, University of California.
Berkeley, Cal.

SCHIVELY, MARY ALICE, M.D.

Neurology and Zoology. Assistant in the Neurological Laboratory of the Philadelphia Polyclinic and College for Graduates in Medicine.

1503 Centennial avenue, Philadelphia, Penn.

SCHUCHERT, CHARLES.

Assistant Curator, U.S. National Museum.

Washington, D. C.

*SCOTT, WILLIAM B., Ph.D.

Invertebrate Palæontology.

Animal Morphology.

Professor of Geology and Palæontology, Princeton College.

Princeton, NJ.

SCRIPTURE, EDWARD W., Ph.D.

Psychology.

Instructor in Experimental Psychology, Yale University. 109 Elm street, New Haven, Conn.

*SCUDDER, S. H., S.B., A.M.

Cambridge, Mass.

*SEDGWICK, WILLIAM T., Ph.D.

Entomology and Palæontology.

Biology.

Professor of Biology, Massachusetts Institute of Technology.
Chief Biologist of the State Board of Health of Massachu-

setts.

Massachusetts Institute of Technology, Boston, Mass. *SHARP, BENJAMIN, M.D., Ph.D.

Animal Morphology.

Professor of Invertebrate Zoölogy, Academy of Natural
Sciences of Philadelphia.

Academy of Natural Sciences, Philadelphia, Penn.

*SHUFELDT, R. W., M.D., C.M.Z.S. Anatomy of Verte

Associate in Zoology, Smithsonian Institution.

Washington, D. C.

SMITH, HERBERT E., Ph.B., M.D.

Professor of Chemistry, Yale Medical School.

430 George street, New Haven, Conn.

SMITH, JOHN B., S.D.

Professor of Entomology, Rutgers College.

the College Experiment Station.

New Brunswick, N.J.

SMITH, JAMES PERRIN, A.M., Ph.D.

brates.

Physiology.

Entomology.

Entomologist to

Paleontology.

Associate Professor of Palæontology, Leland Stanford Junior

University.

Stanford University, Cal.

SMITH, ROBERT MEADE, A.M., M.D.

Physiology.

Professor of Comparative Physiology, University of Pennsylvania.

Box 418, Colorado Springs, Col.

*SMITH, SIDNEY I., M.A.

Biology.

Professor of Comparative Anatomy, Yale University.

147 Whalley avenue, New Haven, Conn.

STILES, CH. WARDELL, Ph.D.

Parasitology.

Zoologist, Bureau of Animal Industry, U.S. Department of

STRONG, OLIVER S., M.A. Ph.D.

Tutor in Biology, Columbia University.

New York, N. Y.

THAXTER, ROLAND, Ph.D.

Biology.

Cryptogamic Botany.

Professor of Biology, University of Virginia, Va.

Director U.S. Geological Survey, and Hon. Curator of Inver

tebrate Fossils, U.S. National Museum.

U.S. Geological Survey, Washington, D. C.

Physiology.

Associate Professor of Zoology, University of Nebraska.
University of Nebraska, Lincoln, Neb.

*WARREN, J. W., A.B., M.D.

Associate Professor of Physiology, Bryn Mawr College.
Bryn Mawr, Penn.

Assistant Professor in Embryology, University of Chicago.
Chicago, Ill.

WHITFIELD, R. P., M.A.

Palæontology.

(Late Professor at Troy, N.Y.) Curator of Geology and
Conchology, American Museum of Natural History.
American Museum of Natural History, 77th street and
Sth avenue, New York, N. Y.

*WHITMAN, C. O., A.M., Ph.D., LL.D. Animal Morphology.
Editor Journal of Morphology;" Director of the Marine
Biological Laboratory, Woods Holl, Mass.; Professor of
Zoology, University of Chicago.

Chicago, Ill.

*WILDER, BURT G., B.S., M.D.

Vertebrate Morphology.

Professor of Physiology, Vertebrate Zoology, and Neurology,

Cornell University.

Cornell University, Ithaca, N. Y.

WILDER, HARRIS H., Ph.D.

Professor of Zoology, Smith College.
Northampton, Mass.

*WILLIAMS, HENRY S., Ph.D.

Zoology.

Geology and Palæontology.

Animal Morphology.

Professor of Geology, Yale University.

Yale University, New Haven, Conn.

*WILSON, EDMUND B., Ph.B., Ph.D.

Professor of Invertebrate Zoology, Columbia University.
Columbia University, New York City.

WILSON, HENRY V., A.B., Ph.D.

Professor of Biology, University of North Carolina.
Chapel Hill, N.C.

Zoology.

WILSON, W. P., B.S., D.Sc.

Botany.

Professor of Botany, Department of Biology, University of
Pennsylvania; Director of Philadelphia Museums.
Philadelphia, Penn.

WOODWORTH, WILLIAM MCM., A.B., A.M., Ph.D.

Zoölogy.

Instructor in Microscopical Anatomy, Harvard University.

149 Brattle street, Cambridge, Mass.

WRIGHT, JAMES HOMER, A.B., M.D. Pathology, Bacteriology. Assistant in Pathology, Harvard Medical School.

38 Mt. Botolph street, Boston, Mass.

*WRIGHT, R. RAMSAY, A.M., B.Sc.

Zoology.

Professor of Biology, University of Toronto, Canada. Biological Department, University of Toronto, Canada. WYLD, NORMAN.

Biology.

Late Assistant in Biology with Prof. Lloyd Morgan, Bristol,
England. Docent in the University of Chicago.
Chicago, Ill.

YOUMANS, WILLIAM J., M.D.

Editor of "Popular Science Monthly."

72 Fifth avenue, New York, N.Y.

Biology.