Neil A. Wells

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Pakicetus inachus from the early Eocene of Pakistan is the oldest and most primitive cetacean known. The dentition of Pakicetus resembles that of carnivorous mesonychid land mammals as well as middle Eocene cetaceans. The otic region of the cranium lacks characteristic specializations of whales necessary for efficient directional hearing under water.(More)
Synsedimentary slumps of Berea Sandstone and diapirs of Cleveland and Bedford Shales are seen in complex delta-front facies at Elyria, Lorain County, OH. Analysis of orientations of fractures, bedding, and crossbeds helps interpret the history of deformation. In many instances, initial conjugate shears formed with least stress parallel to paleoflow, down(More)
  • Neil A. Wells
  • Proceedings of the National Academy of Sciences…
  • 2005
7Tanner, A. E., "Atlantic Salmon in New Zealand, The Local Conditions," Salmon and Trout Mag., 48, 263-264 (1927). 8 Ward, Henry B., "Sorre of the Factors Controlling the Migration and Spawning of the Alaska Red Salmon," Ecol., 2, 233-254 (1921). 9 Ward, Henry B., "The Influence of a Power Dam in Modifying Conditions Affecting the Migration of the Salmon,"(More)
According to a traditional but hitherto untested reconstruction of Madagascar’s Holocene environment, continuous forest preceded the monotonous grassland formations that now cover most of the island’s interior. Preliminary analyses of pollen samples collected near14C-dated horizons at Ampasambazimba (central Madagascar) indicate that a mosaic of woodlands,(More)
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