Alsea Formation | |
---|---|
Stratigraphic range:
Rupelian (
Whitneyan) ~ | |
Type | Formation |
Underlies | Yaquina Formation |
Lithology | |
Primary | Siltstone |
Other | Mudstone |
Location | |
Coordinates | 44°36′N 124°00′W / 44.6°N 124.0°W |
Approximate paleocoordinates | 44°18′N 113°06′W / 44.3°N 113.1°W |
Region | Lincoln County, Oregon |
Country | ![]() |
The Alsea Formation is a geologic formation in Oregon. It preserves fossils dating back to the Rupelian stage of the Oligocene period. [1]
The following fossils have been reported from the formation: [1]
Alsea Formation | |
---|---|
Stratigraphic range:
Rupelian (
Whitneyan) ~ | |
Type | Formation |
Underlies | Yaquina Formation |
Lithology | |
Primary | Siltstone |
Other | Mudstone |
Location | |
Coordinates | 44°36′N 124°00′W / 44.6°N 124.0°W |
Approximate paleocoordinates | 44°18′N 113°06′W / 44.3°N 113.1°W |
Region | Lincoln County, Oregon |
Country | ![]() |
The Alsea Formation is a geologic formation in Oregon. It preserves fossils dating back to the Rupelian stage of the Oligocene period. [1]
The following fossils have been reported from the formation: [1]