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