@book{bhlitem18406, title = {Die Artbildung und Verwandtschaft bei den Schmetterlingen }, volume = {Text, pt. 1}, copyright = {Public domain. The BHL considers that this work is no longer under copyright protection.}, url = {https://www.biodiversitylibrary.org/item/18406}, note = {https://www.biodiversitylibrary.org/bibliography/2102}, publisher = {Jena, G. Fisher, 1889-1895}, author = {Eimer, Theodor, and Fickert, K.}, year = {1889-1895}, pages = {268}, keywords = {Butterflies|Evolution|Papilionidae}, }