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Lithostratigraphy
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Chronostratigraphy
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Allostratigraphy
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Hydrostratigraphy
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Primary source[edit]

Willman, H. B., Elwood Atherton, T. C. Buschbach, Charles Collinson, John C. Frye, M. E. Hopkins, Jerry A. Lineback, and Jack A. Simon, 1975, Handbook of Illinois Stratigraphy: Illinois State Geological Survey Bulletin 95, 261 p.

Contributing author(s)[edit]

Elwood Atherton, Charles Collinson, and Jerry A. Lineback

Name[edit]

Original description[edit]

The Kidd Member of the Salem Limestone (Baxter, 1960a, p. 19-22; Lineback, 1972, p. 5).

Derivation[edit]

Named for Kidd, Monroe County.

Other names[edit]

History/background[edit]

As originally defined, it included the Harrodsburg Member of the Ullin Limestone, but it was restricted by Lineback to the biocalcarenite below the Fults Member and above the Ullin.

Type section[edit]

Type location[edit]

The type section of the Kidd Member is in the Mississippi River bluffs east of the village of Kidd, Monroe County (NE NE 1, 5S-10W).

Type author(s)[edit]

Type status[edit]

Reference section[edit]

Reference location[edit]

Reference author(s)[edit]

Reference status[edit]

Stratigraphic relationships[edit]

The Kidd Member is the basal member of the Salem Limestone.

Extent and thickness[edit]

In the type section the Kidd consists of about 22 feet of chert-free, high-calcium biocalcarenite, largely made up of medium and coarse grains of fragmented fossils, mostly crinoid columnals and bryozoan detritus, in beds 2-3 feet thick.

Lithology[edit]

Core(s)[edit]

Photograph(s)[edit]

Contacts[edit]

Well log characteristics[edit]

Fossils[edit]

The foraminifers ''Endothyra sp., Tournayella sp.'', and ''Globoendothyra sp.'' are present. ''Globoendothyra baileyi'' is common and becomes more common in the upper half of the member.

Age and correlation[edit]

Environments of deposition[edit]

Economic importance[edit]

Remarks[edit]

Reference(s)[edit]

place a <pre><br></pre>at the end of a line to get a line return BAXTER, J. W., 1960a, Salem Limestone in southwestern Illinois: Illinois State Geological Survey Circular 284, 32p.<br> LINEBACK, J. A., 1972, Lateral gradation of the Salem and St. Louis Limestones (Middle Mississippian) in Illinois: Illinois State Geological Survey Circular 474, 23 p.

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