@article {614,
	title = {Biodiversity from a historical geological perspective: a case study from the Marajo Island, lower Amazon},
	journal = {Geobiology},
	volume = {4},
	year = {2006},
	pages = {215-223},
	chapter = {215},
	author = {Rossetti, D.F. and De Toledo, P.M.}
}
@article {585,
	title = {Pteridosperms are the backbone of seed-plant phylogeny},
	journal = {The Journal of the Torrey Botanical Society},
	volume = {133},
	year = {2006},
	pages = {119-168},
	chapter = {119},
	author = {Hilton, Jason and Bateman, R.M.}
}
@article {561,
	title = {From wetlands to wet spots; environmental tracking and the fate of Carboniferous elements in Early Permian tropical floras},
	journal = {Geological Society of America Special Papers},
	volume = {399},
	year = {2006},
	pages = {223-248},
	chapter = {223-},
	author = {DiMichele, W.A. and Tabor, N.J. and Chaney, D.S. and Nelson, W.J.}
}
