576
Regionale Geologie
Lawson, Andrew C. The Anorthosytes of the Minnesota Coast of Lake Superior . The laccolitic sills of the North-West Coast of Lake Superior .
In: Bull. Geol. and Nat. Hist. Surv. of Minnesota 8. St. Paul 1893.
Lea, Isaac Description of a fossil Saurian of the New Red Sandstone Formation of Pennsylvania , with some account of that Formation.
In: Journ. Acad. Nat. Sei. Philadelphia . (2) II. Philadelphia 1853.
— On some New Fossil Molluscs in the Carboniferous Slates of the Anthracite Seams of the Wilkesbarre Coal Formation. Ebendann: (2) II. Philadelphia 1853.
Lee, W. T. Geologic reconnaissance of a part of western Arizona , with notes on the igneous rocks of western Arizona , by Albert Johannsen .
In: Bull. U. S. Geol. Surv. 352. Washington
1908.
—• Coal fields of Grand Mesa and the West Elk Mountains, Colo.
Ebendann: 510. Washington 1912.
— Early Mesozoic Physiography of the southern Rocky Mountains .
In: Smiths. Mise. Coll. 69. Washington 1918.
— Coal resources of the Raton coal field, Colfax County, New Mexico .
In: Bull. U. S. Geol. Surv. 752. Washington 1924.
— Correlation of geologic formations between East-Central Colorado, Central Wyoming and Southern Montana.
In: Prof. Pap. U. S. Geol. Surv. 149. Washington 1927.
Lee, W. T., and G. H. Girty The Manzano group of the Rio Grande Valley, New Mexico .
In: Bull. U. S. Geol. Surv. 389. Washington
1909.
Lee, W. T., and others Guidebook of the western United States , Part B, The Overland Route, with a side trip to Yellowstone Park . Ebendann: 612. Washington 1915. Leffingwell, E. de K. The Canning River region, northern Alaska .
In: Prof. Pap. U. S. Geol. Surv. 109. Washington 1919.
Leidy , Joseph Description of a new Species of Crocodile from the Miocene of Virginia. In: Journ. Acad. Sei. Nat. Philadelphia . (2) II. Philadelphia 1852.
—■ Descriptions of some remains of fishes from the Carboniferous and Devonian Formations of the United States .
Leidy , Joseph Cretaceous Reptiles of the United Staates.
In: Smiths. Contrib. Knowl. XIV. Washington 1856.
— Notice of remains of extinct vertebrata, from the valley of the Niobrara River. Aus: Proceed. Acad. Nat. Sei. of Philadel phia . Philadelphia 1858.
— Extinct vertebrata from the Judith River and great lignite formations of Nebraska . Aus: Transact. Amer. Philos. Soc. Phila delphia 1859.
— The Extinct Mammalian Fauna of Dakota and Nebraska , including an Account of some allied Forms from other Localities, together with a Synopsis of the Mammalian Remains of North America . Preceeded with an introduction on the Geology of the Tertiary Formations of Dakota and Nebras ka , by F. V. Hayden .
In: Journ. Acad. Nat. Sei. Philadelphia (2) VII. Philadelphia 1869.
— Contributions to the extinct vertebrate fauna of the Western Territories.
In: Report U. S. Geol. Surv. of the Territories. I, 1. Washington 1873.
— Description of Vertebrate Remains, chiefly from the Phosphate Beds of South Carolina. In: Journ. Acad. Nat. Sei. Philadelphia
(N. S.) VIII. Philadelphia 1877.
— Notice of Some Mammalian Remains from the Salt Mine of Petite Anse, Louisiana.
In: Transact. Wagner Free Inst. Sei. Phila delphia . 2. Philadelphia 1889.
— Description of Vertebrate Remains from Peace Creek, Florida .
Ebendann: 2. Philadelphia 1889.
— Description of Mammalian Remains from a Rock Crevice in Florida .
Ebendarin: 2. Philadelphia 1889.
Leith, C. K. The Mesabi iron-bearing district of Minnesota .
In: Monogr. U. S. Geol. Surv. 43. Washington 1903.
Leith, C. K., and E. C. Harder The iron ores of the Iron Springs district, southern Utah . In : Bull. U. S. Geol. Surv. 338. Washington 1908.
Lesquereux, L. Description of plants of Illinois .
In: Geol. Surv. of Illinois II. Springfield 1866.
— On Species of Forest Plants from the Tertiary of the State of Mississippi .
In: Transact. Amer. Philos. Soc. Phila - delphia. (N. S.) XIII. Philadelphia 1869.
— Palaeontology of Illinois . Section 2: Description of Plants.