@book{bhlitem18541, title = {Die Physiologie der facettirten Augen von Krebsen und Insecten : eine Studie }, copyright = {Public domain. The BHL considers that this work is no longer under copyright protection.}, url = {https://www.biodiversitylibrary.org/item/18541}, note = {https://www.biodiversitylibrary.org/bibliography/2149}, publisher = {Leipzig, Franz Deuticke, 1891}, author = {Exner, Siegmund,}, year = {1891}, pages = {246}, keywords = {Crustacea|Eye|Insects|physiology}, }