@book{bhlitem26072, title = {Bulletin of the Illinois State Laboratory of Natural History }, volume = {11 (1915 - 1918)}, copyright = {NOT_IN_COPYRIGHT}, url = {https://www.biodiversitylibrary.org/item/26072}, note = {https://www.biodiversitylibrary.org/bibliography/8196}, publisher = {Bloomington, Ill, The Laboratory, 1876-1918}, author = {Illinois State Laboratory of Natural History.}, year = {1915}, pages = {868}, keywords = {Illinois|Natural history|}, }