DIRECTOR'S REPORT. 21 



LANGE, MATHILDE M., U. S. Dept. of Agriculture, New York City. 



LEFEVRE, GEORGE, Professor of Zoology, University of Missouri. 



LEWIS, WARREN H., Research Associate, Carnegie Institution of Washington. 



LEWIS, MARGARET R., Collaborator, Carnegie Institution of Washington. 



LILLIE, FRANK R., Chairman, Department o f Zoology, University of Chicago. 



MALONE, EDWARD F., Professor of Histology, University of Cincinnati. 



MAST, SAMUEL O., Professor of Zoology, Johns Hopkins University. 



MCCLUNG, CLARENCE E., Director of Zoological Laboratory, University of Penn- 

 sylvania. 



METZ, CHARLES W., Research Associate, Carnegie Institution, Cold Spring Harbor. 



MORRILL, CHARLES V., Assistant Professor of Anatomy, Cornell University Medical 

 College. 



MULLER, HERMANN J., Instructor, Columbia University. 



NEAL, HERBERT V., Professor of Zoology, Tufts College, Mass. 



OBRESHKOVE, VASIL, Instructor, Syracuse University. 



PARKER, GEORGE H., Professor of Zoology, Harvard University. 



PARMENTER, CHARLES L., Instructor, University of Pennsylvania. 



PATTEN, WILLIAM, Professor of Biology, Dartmouth College. 



POWERS, EDWIN B., Instructor in Zoology, University of Nebraska. 



ROGERS, CHARLES G., Professor of Comparative Physiology, Oberlin College. 



ROOT, FRANCIS M., Associate in Med. Entomology, School of Hygiene and Public 

 Health, Johns Hopkins University. 



SAGUCHI, SAKAE, Professor of Anatomy, Medical School, Kanazawa, Japan. 



SMITH, ELIZABETH A., Assistant Professor of Zoology, University of Wisconsin. 



SPEIDEL, CARL C., Adjunct Professor of Anatomy, University of Virginia. 



STOCKARD, CHARLES R., Professor of Anatomy, Cornell University Medical College. 



STRONG, OLIVER S., Associate Professor of Neurology, Columbia University. 



TAYLOR, CHARLES V., University of California. 



TENNENT, DAVID H., Professor of Biology, Bryn Mawr College. 



TRACY, HENRY C., Professor of Anatomy, University of Kansas. 



WHITE, GERTRUDE W., Instructor, Carnegie Institute of Technology. 



WIEMAN, HARRY L., Professor of Zoology, University of Cincinnati. 



WOOD, F. E., Professor of Biology, Illinois Wesleyan University. 



WOODWARD, ALVALYN E., Amherst College. 



ZELENY, CHARLES, Professor of Zoology, University of Illinois. 



BEGINNING INVESTIGATORS Zoology. 



AGERSBORG, H. P. K., Assistant in Zoology, Columbia University. 



BOWEN, ROBERT H., Instructor in Zoology, Columbia University. 



COHEN, BARNETT, Student, Yale University. 



DEMCREC, MILISLAV, Assistant, Carnegie Institution of Washington. 



DRIVER, CHARLES S., Columbia University. 



GUTHRIE, MARY J., Demonstrator, Bryn Mawr College. 



HARRAH, EZRA C., University of Illinois. 



HIBBARD, HOPE, Fellow in Biology, Bryn Mawr College. 



HINRICHS, MARIE A., Laboratory Assistant, University of Chicago. 



HUETTNER, ALFRED F., Assistant in Zoology, Columbia University. 



JOHNSON, HENRY H., JR., Assistant, Columbia University. 



