Ulrich was educated at Wallace College and the Ohio Medical College.[1] Abandoning the practice of medicine, he became curator of the Cincinnati Society of Natural History in 1877,[1] and later was paleontologist to geological surveys of Illinois, Minnesota, and Ohio, also associate editor for ten years of the American Geologist.
^A classification of the toothlike fossils, conodonts, with descriptions of American Devonian and Mississippian species. EO Ulrich and RS Bassler, 1926
^Ruedemann, Rudolph (1908). "Graptolites of New York, Part 2, Graptolites of the Higher Beds". New York State Museum Memoir. 11: 412–413, 364, 365, pl. 28, figs. 10, 11.