@article {1587,
	title = {Altitudinal variation of dung beetle (Scarabaeidae: Scarabaeinae) assemblages in the Colombian Andes},
	journal = {Global Ecology and Biogeography},
	volume = {14},
	year = {2005},
	pages = {327-337},
	keywords = {Altitudinal distribution, Colombian Andes, composition, diversity, Dung beetles, Scarabaeinae, species co-occurrence},
	author = {Escobar S. , Federico and Lobo, Jorge M. and Halffter, Gonzalo}
}
@article {1588,
	title = {Assessing the origin of Neotropical mountain dung beetle assemblages (Scarabaeidae: Scarabaeinae): the comparative influence of vertical and horizontal colonization},
	journal = {Journal of Biogeography},
	volume = {33},
	year = {2006},
	pages = {1793-1803},
	keywords = {Colombian Andes, colonization, Dung beetles, elevational gradients, historical factors, mountain assemblages, Scarabaeinae},
	author = {Escobar S. , Federico and Lobo, Jorge M. and Halffter, Gonzalo}
}
@article {1927,
	title = {Relaciones entre escarabajos (Coleoptera: Scarabaeidae) y nidos de tuza (Rodentia: Geomydae): implicaciones biologicas y biogeograficas},
	journal = {Acta Zoologica Mexicana (nueva serie)},
	volume = {62},
	year = {1994},
	pages = {1-9},
	keywords = {{\textquoteright}, association with rodents, nests, Onthophagus, Scarabaeinae},
	author = {Lobo, Jorge M. and Halffter, Gonzalo}
}
