@book{bhlitem148149, title = {Neue Beiträge zur systematischen Insektenkunde }, volume = {Bd.2:Nr.2 (1920)}, copyright = {Public domain. The BHL considers that this work is no longer under copyright protection.}, url = {https://www.biodiversitylibrary.org/item/148149}, note = {https://www.biodiversitylibrary.org/bibliography/70893}, publisher = {Berlin, }, author = {}, year = {1920}, pages = {14}, }