Affiliations Courses Research 1893Professor Of BiologyUniversity Of Cincinnati1894[position unknown]University Of Cincinnati1889DocentClark University1890Docent In ZoologyClark University1891Assistant Professor Of MorphologyClark University1891Docent In ZoologyClark University 1890Coelenterates 1890Instructor1891Zoology 1891Instructor1894Zoology 1894Instructor 1889[subject unknown][role unknown]1890[subject unknown][role unknown]1891[subject unknown][role unknown]1893[subject unknown][role unknown]