| 词条 | Clear Fork Group |
| 释义 |
| name = Clear Fork Group | image = | caption = | type = Group | age = Permian | prilithology = | otherlithology = | namedfor = | namedby = | region = Texas | country = United States | coordinates = | unitof = | subunits = | underlies = | overlies = | thickness = | extent = | area = | map = | map_caption = }} The Clear Fork Group is a geologic group in the Texas Red Beds. It preserves fossils dating back to the Permian period. See also{{Portal|Earth sciences|Texas|Paleontology|Permian|Paleozoic}}
References
2 : Geologic groups of Texas|Permian System of North America |
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