@article {21445, title = {Sch{\"a}dlinge der Nutzpflanzen im West-Sudan}, journal = {Der Tropenpfl{\"a}nzer}, volume = {24}, year = {1921}, pages = {97-108, 132-142}, chapter = {97}, keywords = {ANASTATUS, CIRINA, EUPELMIDAE, FOODPLANT, PARASITOIDS, PENTATOMIDAE, PREDATION, SATURNIIDAE, SUDAN}, author = {Zacher, F.} } @article {18655, title = {On Polyptychus pygarga and some allied species (Lep., Sphingidae)}, journal = {Novitates Zoologicae}, volume = {35}, year = {1929}, month = {1929}, pages = {187-191}, chapter = {187}, keywords = {CAMEROON, CATALOGUE, CENTRAL AFRICAN REPUBLIC, EQUATORIAL GUINEA, GHANA, GUINEA, IVORY COAST, MALAWI, NEOPOLYPTYCHUS, NIGERIA, SPHINGIDAE, SUDAN, TANZANIA, ZAIRE, ZAMBIA, ZIMBABWE}, url = {https://www.biodiversitylibrary.org/item/22617$\#$page/225/mode/1up}, author = {Jordan, K.} } @article {18644, title = {Two new African Sphingidae}, journal = {Novitates Zoologicae}, volume = {28}, year = {1921}, month = {1921}, pages = {277-279}, chapter = {277}, keywords = {CATALOGUE, MADAGASCAR, MALE GENITALIA, MALGASSOCLANIS, POLYPTYCHUS, SPHINGIDAE, SUDAN, WORLDMAP1}, url = {https://www.biodiversitylibrary.org/item/22362$\#$page/315/mode/1up}, author = {Jordan, K.} }