@article {557,
	title = {Description of a new frog discovered by Dr. W.J. Ansorge in Mossamedes, Angola},
	journal = {The Annals and magazine of natural history; zoology, botany, and geology},
	volume = {7th ser. v. 20},
	year = {1907},
	chapter = {109},
	author = {Boulenger, G.A.}
}
