| 词条 | Trenton Group |
| 释义 |
| name = Trenton Group | image = | caption = | type = Group | age = Late Ordovician | period = Late Ordovician | prilithology = Limestone | otherlithology = | namedfor = | namedby = | region = New York and West Virginia | country = United States | coordinates = | unitof = | subunits = | underlies = Cincinnati Group and Utica Shale | overlies = Black River Group | thickness = | extent = | area = | map = | map_caption = }} The Trenton Group is a limestone geologic group in New York. It preserves fossils dating back to the Ordovician period. See also{{Portal|Ordovician|New York|Paleontology|}}
References
3 : Geologic groups of New York (state)|Limestone formations of the United States|Ordovician geology of New York (state) |
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