Ichthyornis (Aves) from the early Turonian (Late Cretaceous) of Alberta. A primitive, 'obtuse-angled' symmetrodont (Mammalia) from the Upper Cretaceous of Alberta, Canada. The dentition and relationships of the Paleocene primate Micromomys Szalay, with description of a new species. A new species of the Paleocene primate Elphidotarsius Gidley: its stratigraphic position and evolutionary relationships. Melaniella timosa n. gen. and sp., an unusual mammal from the Paleocene of Alberta, Canada.