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Books Books 1 - 3 of 3 on The shales are composed in large part of the tests of foraminifera and diatoms, and....
" The shales are composed in large part of the tests of foraminifera and diatoms, and a smaller number of other organisms, in such abundance as fully to warrant the assumption that the animal and vegetable material that must have been contained in them... "
Preliminary Report on the Coalinga Oil District, Fresno and Kings Counties ... - Page 73
by Ralph Arnold, Robert Anderson - 1908 - 142 pages
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Pamphlets on Protozoology (Kofoid Collection)

1903
...of foraminifera and diatoms, and a smaller number of other organisms, in such abundance as fully to warrant the assumption that the animal and vegetable...to the quantity of petroleum found in this field."* Anderson & Pack, referring to the origin of oil in the foothill region north of Coalinga, indicated...
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Geology and Oil Resources of the Coalinga District, California

Ralph Arnold, Robert van Vleck Anderson, Irving Cowan Allen - Fresno County (Calif.) - 1910 - 354 pages
...of foraminifers and diatoms, and a smaller number of other organisms, in such abundance as fully to warrant the assumption that the animal and vegetable...quantity of hydrocarbons and other compounds more limn equivalent to the quantity of petroleum found in this field. The. purple-shale member of the Upper...
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Economic Geology: 1911

Geology - 1911
...of foraminifers and diatoms, and a smaller number of other organisms, in such abundance as fully to warrant the assumption that the animal and vegetable...to the quantity of petroleum found in this field. Although both shales have contributed to the supply of oil in the Coalinga field the Tejon is regarded...
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