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Late Albian cactus in shallow carbonate shelf, West Texas
(Carnets de Geologie, 2016-05-19)
Well-preserved vertical molds of a stalk-like fossil are in growth position in the upper part of the Upper Albian Fort Lancaster Formation exposed in West Texas. The Fort Lancaster Formation is the uppermost Albian carbonate ...
Albian rudist biostratigraphy (Bivalvia), Comanche shelf to shelf margin, Texas
(Carnets de Geologie, 2016-11-11)
Rudists were widespread and locally abundant carbonate producers on the Early Cretaceous Comanche Shelf from Florida to Texas, and on Mexican atolls. As members of the Caribbean Biogeographic Province, their early ancestors ...