@article {19516,
	title = {Species diversity in tropical Sphingidae and a systematic list of species collected in Sierra Leone},
	journal = {Journal of Natural History},
	volume = {6},
	year = {1972},
	month = {1972},
	pages = {177-194},
	chapter = {177},
	keywords = {CHECKLIST, DIVERSITY, SIERRA LEONE, SPHINGIDAE},
	url = {https://www.tandfonline.com/doi/epdf/10.1080/00222937200770171},
	author = {Owen, D.F.}
}
