| 词条 | Deer Butte Formation |
| 释义 |
| name = Deer Butte Formation | image = | caption = | type = Formation | age = Neogene | prilithology = | otherlithology = | namedfor = | namedby = | region = Oregon | country = United States | coordinates = | unitof = | subunits = | underlies = | overlies = | thickness = | extent = | area = | map = | map_caption = }} The Deer Butte Formation is a geologic formation in Oregon. It preserves fossils dating back to the Neogene period. See also{{Portal|Earth sciences|Oregon|Paleontology|Neogene|Cenozoic}}
References
1 : Neogene geology of Oregon |
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