@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.}
}
