A new Glyptodontidae (Mammalia, Xenarthra, Cingulata) from the Miocene of Patagonia (Argentina) and comments about the systematics of the "Friasian" glyptodonts. Revista Mexicana de Ciencias Geologicas, 28(3), Diciembre 2011: 566-579. 569 [Zoological Record Volume 148]