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Data Sources
Topo
Ecoregions
Public Lands
...
BASEMAPS
Default Weather
Temperature
Smoke
...
WEATHER
Traverse Group (MIDt;0)
Geologic Formation
in
MI
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Lithology
Limestone
Shale
Geologic Age
Middle Devonian (394.5 Ma – 384.3 Ma ago)
Geologic Unit Label
Dt
Traverse Group
—
USGS
Fossils
Strophodonta
GENUS
1,247
Observations
JAN - DEC
Atrypa
GENUS
1,046
Observations
JAN - DEC
Mucrospirifer
GENUS
550
Observations
JAN - DEC
Crinoid Fossil
Crinoidea (class),
“Feather Stars”, “Sea Lilies”, “Crinoids”
391
Observations
JAN - DEC
Aulocystidae
FAMILY
271
Observations
JAN - DEC
See All
Taxonomy
Geographic Places
307
Geological Feature
46
Geologic Formation
Classified As
Geologic Formation
Traverse Group (MIDt;0)
Traverse Group (MIDt;0)
Traverse Group (MIDt;0)
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