In a series of papers on Paleozoic stratigraphy and paleontology in southern Mexico, Buitrón and colleagues (Buitrón, 1977; Velasco De León and Buitrón, 1992; Buitrón et al., 1987; Villaseñor et al., 1987; and Esquivel-Macías, 1996) utilized the crinoid pluricolumnal taxonomy of Moore and Jeffords (1968) to help establish a Pennsylvanian age for the lower Santa Rosa Formation, the del Monte Formation, and the upper Patlanoaya Formation. Since 1968, crinoid pluricolumnal taxonomy and the biostratigraphic utility of pluricolumnals has received very little attention in North America. Whereas the biological classification of crinoids is vested primarily...

First Page Preview

First page PDF preview
You do not currently have access to this article.