Geology, Stratigraphic--Ordovician
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Names and connections
Ordovician Period
- Broader: Geology, Stratigraphic--Paleozoic
- Narrower: Camp Nelson Limestone (Ky.)
- Narrower: Capitol Metabentonite (Ky.)
- Narrower: Cason Shale (Ark.)
- Narrower: Cow Head Group (N.L.)
- Narrower: El Paso Formation
- Narrower: Ellenburger Group (Tex.)
- Narrower: Glenogle Formation (B.C.)
- Narrower: Hunton Group
- Narrower: Knox Group
- Narrower: Maquoketa Group
- Narrower: Medina Group
- Narrower: Mellsenn Group (Norway)
- Narrower: Montoya Group
- Narrower: Natal Group (South Africa)
- Narrower: Pacoota Sandstone (N.T.)
- Narrower: Piekenierskloof Formation (South Africa)
- Narrower: Road River Formation
- Narrower: Robert's Arm Group (N.L.)
- Narrower: Saint Peter Sandstone
- Narrower: Shallow Bay Formation (N.L.)
- Narrower: Simpson Group
- Narrower: Table Mountain Group (South Africa)
- Narrower: Trenton Group
- Narrower: Trenton Limestone
- Narrower: Tumblagooda Sandstone (W.A.)
- Narrower: Viola Group (Okla.)
- Narrower: Whittaker Formation (N.W.T.)
Up to 40 narrower headings are shown. Full Library of Congress authority record
Local answer status
No owner-reviewed answer has been published for this exact subject page. This is a gap in this collection; it does not establish that the answer is unavailable elsewhere.
Numeric address and provenance
Morton address: 867097152021742144 · morton4x16-v1
Coordinates: (0, 20, 18250, 23552). The address interleaves categorical identifier bits. Nearby addresses are not guaranteed to describe semantically similar subjects.
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