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Credneria protophylloides

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Journal Article

New paleontological constraints on the paleogeography of the Western Interior Seaway near the end of the Cretaceous (late Campanian–Maastrichtian) with a special emphasis on the paleogeography of southern Colorado, U.S.A.

Published: 01 June 2017
Rocky Mountain Geology (2017) 52 (1): 1-16.
DOI: https://doi.org/10.24872/rmgjournal.52.1.1
..., such as “ Cissites ” panduratus and Credneria protophylloides , among landmasses previously isolated by epeiric seaways covering much of North America and western Greenland during the Late Cretaceous and is consistent with preexisting biostratigraphic constraints on the paleogeography of the WIS. The present study...
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A biostratigraphically important leaf fossil from the Raton megaflora. A ...

A biostratigraphically important leaf fossil from the Raton megaflora. A ...

Published: 01 June 2017
Figure 7. A biostratigraphically important leaf fossil from the Raton megaflora. A , Credneria protophylloides ( Knowlton, 1917 ), which had been referred mistakenly by Knowlton (1917) to the Vermejo megaflora ( Berry, 2016 ). This photograph of the type specimen (NMNH P-34510) is courtesy
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Regional fossil succession in the late Campanian–Maastrichtian. Key to numb...

Regional fossil succession in the late Campanian–Maastrichtian. Key to numb...

Published: 01 June 2017
) Credneria protophylloides megafloral biozone*; (25) Trochocyathus mitratus – T. speciosus solitary coral biozones (undifferentiated; truncated at top); (26) Known stratigraphic distribution of eastern North American lambeosaurine – ceratopsid dinosaurs (undifferentiated); (27) Ilexpollenites