@inbook {587251,
	title = {<em>Bolitoglossa sombra</em>},
	booktitle = {IUCN 2012. IUCN Red List of Threatened Species. Version 2012.2},
	year = {2008},
	url = {http://www.iucnredlist.org},
	author = {Hanken, J. and Ib{\'a}{\~n}ez, R. and Wake, D. and Bola{\~n}os, F. and Chaves, G.}
}
