Pg. 137, 139. Gave following succession (downward order) of outcropping formations in Knox County, Indiana, and adjacent parts of Illinois: St. Wendell sandstone, 45 feet; Parker formation (underclay, coal, black shale, limestone), 20 feet; Merom sandstone, 60 to 100 feet; Ditney formation, 0 to 10 feet; West Franklin formation, 15 feet. Age is Pennsylvanian.
Origin of new names St. Wendell sandstone and Parker formation not indicated.
Source: US geologic names lexicon (USGS Bull. 896, p. 1604).
Chart 6 (column 25). Parker limestone. Shown on correlation chart as limestone near base of Wabash formation. Age is Pennsylvanian.
Source: US geologic names lexicon (USGS Bull. 1200, p. 2927).
Pg. 16 (fig. 2). Shown on correlation chart as limestone in McLeansboro group. Age is Pennsylvanian.
Source: US geologic names lexicon (USGS Bull. 1200, p. 2927).
May or may not be same unit referred to as Parkers formation by Malott 1947.
Source: US geologic names lexicon (USGS Bull. 1200, p. 2927).
Pl. 1. Parker limestone. Shown on correlation chart (column 5, southwestern Indiana). Occurs above Parker coal and below Livingston limestone. Correlative with Macoupin limestone member of Modesto formation of southwestern Illinois, and Bethany Falls limestone of Missouri. Age is Pennsylvanian (Conemaugh).
Source: Publication.
For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.
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