Oligocene through Pliocene foraminifera from the Yakataga Reef section, Gulf of Alaska Tertiary Province, Alaska

Alaska glauconite mica group Foraminifera Cenozoic clastic rocks Northeast Pacific Pacific Ocean sedimentary rocks silicates Invertebrata Miocene microfossils stratigraphy diamictite East Pacific paleoclimatology Pliocene reefs Gulf of Alaska sandstone sheet silicates Tertiary Yakataga Formation Neogene North Pacific Paleogene Protista siltstone United States