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No major stratigraphic gap exists near the Middle .Upper Pennsylvanian (Desmoinesian .Missourian) stage boundary in North America: PALAIOS, v. 26, no. 3, p. 125 .139, 2011.
     Comment: Robert H. Wagner

10/2011



No major stratigraphic gap exists near the Middle .Upper Pennsylvanian (Desmoinesian .Missourian) stage boundary in North America: PALAIOS, v. 26, no. 3, p. 125 .139, 2011.
     Reply: Howard J. Falcon-Lang, Philip H. Heckel, William A. Dimichele, Bascombe M. Blake Jr., Cary R. Easterday, Cortland F. Eble, Scott Elrick, Robert A. Gastaldo, Stephen F. Greb, Ronald L. Martino, W. John Nelson, Hermann W. Pfefferkorn, Tom L. Phillips, and Steven J. Rosscoe

10/2011



Marine Influence in the Upper Ordovician Juniata Formation (Potters Mills, Pennsylvania): Implications for the history of life on land: PALAIOS, v. 25, no. 8, p. 527 .539, 2010.
     Comment: Gregory J. Retallack


10/2011



Marine Influence in the Upper Ordovician Juniata Formation (Potters Mills, Pennsylvania): Implications for the history of life on land: PALAIOS, v. 25, no. 8, p. 527 .539, 2010.
     Reply: Neil S. Davies, Michael C. Rygel, and Martin R. Gibling


10/2011



The pattern and timing of biotic recovery from the end-Permian extinction on the Great Bank of Guizhou, Guizhou Province, China (Payne et al., 2006)
     Comment: Jiang Hongxia and Wu Yasheng
     Reply: Jonathan L. Payne, Daniel J. Lehrmann, Jiayong Wei, and Andrew H. Knoll

4/29/2007