| 词条 | Haragan Formation |
| 释义 |
| name = Haragan Formation | image = | caption = | type = Formation | age = Devonian | prilithology = | otherlithology = | namedfor = Haragan Creek, Murray County, Oklahoma | namedby = Chester A. Reeds, 1911[1] | region = Oklahoma | country = United States | coordinates = | unitof = | subunits = | underlies = | overlies = | thickness = | extent = | area = | map = | map_caption = }} The Haragan Formation is a geologic formation in Oklahoma. It preserves fossils dating back to the Devonian period. See also{{Portal|Earth sciences|Oklahoma|Paleontology|Devonian|Paleozoic}}
References1. ^{{cite journal |last1=Reeds |first1=Chester A. |title=The Hunton Formation of Oklahoma |journal=The American Journal of Science, 4th series |date=1911 |volume=32 |page=263 |url=https://babel.hathitrust.org/cgi/pt?id=coo.31924093037459;view=1up;seq=280 |accessdate=6 August 2018}}
2 : Devonian geology of Oklahoma|Devonian southern paleotemperate deposits |
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