Late campanian (cretaceous) heteromorph ammonites from the western interior of the United States
Heteromorph ammonites of the families Nostoceratidae Hyatt, 1894, and Diplomoceratidae Spath, 1976, are common to abundant in sediments deposited in the western and central parts of the U.S. Western Interior Seaway during the early late Campanian. The indices of the successive zones of Didymoceras n...
Prif Awduron: | Kennedy, W, Landman, N, Cobban, W, Scott, G |
---|---|
Fformat: | Journal article |
Iaith: | English |
Cyhoeddwyd: |
2000
|
Eitemau Tebyg
-
Late Campanian (Cretaceous) heteromorph ammonites from the Western Interior of the United States
gan: Kennedy, W, et al.
Cyhoeddwyd: (2000) -
Platyscaphites, a new ammonite from the Lower Campanian (Upper Cretaceous) of the United States Western Interior
gan: Cobban, W, et al.
Cyhoeddwyd: (1999) -
Heteromorph ammonites from the middle Campanian Baculites scotti zone in the U.S. Western interior
gan: Kennedy W J, J, et al.
Cyhoeddwyd: (2000) -
New records of the ammonite subfamily Texanitinae in Campanian (Upper Cretaceous) rocks in the Western Interior of the United States
gan: Cobban, W, et al.
Cyhoeddwyd: (1991) -
Heteromorph ammonites from the Upper Campanian (Upper Cretaceous) Baculites cuneatus and Baculites reesidei zones of the Pierre Shale in Colorado, USA
gan: Kennedy, W, et al.
Cyhoeddwyd: (2000)