Bulletins of American Paleontology (VOL XXXV, NO 149: CONTRIBUTIONS TO THE KNOWLEDGE OF THE BRAZILIAN PALEOZOIC NO 1.)

Paleontological Research Institution, 1954-01-01. Pamphlet. Very Good. 1954 First edition, Paleontological Research Institution (Ithaca, NY) 6 x 9 inches tall paperbound in grey wraps, 85pp., including 8 full-page plates. Minor soiling and edgewear to covers. Number and prior owner's stamp of Paleontologist D.O. Nelson to top of front cover. Occasional and minor foxing to text. Otherwise, a very good copy - clean and unmarked. ~XX~ Contributions to knowledge of the Brazilian paleozoic No. 1/A. Introductory survey of the Brazilian Carboniferous B. Notes on some Brachiopods from the itaituba formation (Pennsylvanian) of the Tapajos River, Brazil. The geology of Uruguay combines areas of Precambrian-aged shield units with a region of volcanic rock erupted during the Cretaceous and copious sedimentary facies the oldest of which date from the Devonian. Big events that have shaped the geology of Uruguay include the Transamazonian orogeny (2000 million years ago (mya)), the breakup of Rodinia (700-500 mya) and the opening of the South Atlantic.