Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Томи 41 – 42The Society, 1902 |
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Сторінка 37
... Deposits of the Great Plains , " by Prof. John B. Hatcher , of Pittsburg . " The Upper Cretaceous and Lower Tertiary Section of Central Montana , " by Prof. W. B. Scott , for Mr. Earl Doug . lass , of Princeton . " On South American ...
... Deposits of the Great Plains , " by Prof. John B. Hatcher , of Pittsburg . " The Upper Cretaceous and Lower Tertiary Section of Central Montana , " by Prof. W. B. Scott , for Mr. Earl Doug . lass , of Princeton . " On South American ...
Сторінка 114
... principal streams of this immediate region. On the same horizon with the Protoceras sandstones and contemporaneous with them in origin, there is in the South Dakota Bad Lands a 114 HATCHER—OLIGOCENE AND MIOCENE DEPOSITS. [April 3,
... principal streams of this immediate region. On the same horizon with the Protoceras sandstones and contemporaneous with them in origin, there is in the South Dakota Bad Lands a 114 HATCHER—OLIGOCENE AND MIOCENE DEPOSITS. [April 3,
Сторінка 113
... DEPOSITS OF THE GREAT PLAINS . BY J. B. HATCHER . ( Read April 3 , 1902. ) Skirting the base of the Rocky Mountains and covering the sur- face of the plains for some two or three hundred miles to the east- ward is a series of Tertiary ...
... DEPOSITS OF THE GREAT PLAINS . BY J. B. HATCHER . ( Read April 3 , 1902. ) Skirting the base of the Rocky Mountains and covering the sur- face of the plains for some two or three hundred miles to the east- ward is a series of Tertiary ...
Сторінка 114
... streams of this immediate region . On the same horizon with the Protoceras sandstones and contemporaneous with them in origin , there is in the South Dakota Bad Lands 114 HATCHER OLIGOCENE AND MIOCENE DEPOSITS . [ April 3 ,
... streams of this immediate region . On the same horizon with the Protoceras sandstones and contemporaneous with them in origin , there is in the South Dakota Bad Lands 114 HATCHER OLIGOCENE AND MIOCENE DEPOSITS . [ April 3 ,
Сторінка 115
... lithological characters he has divided the Loup Fork of northwestern Nebraska into three divisions . Commencing below these are : 1. The Gering Sandstones . - These consist of some 1902. ] HATCHER - OLIGOCENE AND MIOCENE DEPOSITS . 115.
... lithological characters he has divided the Loup Fork of northwestern Nebraska into three divisions . Commencing below these are : 1. The Gering Sandstones . - These consist of some 1902. ] HATCHER - OLIGOCENE AND MIOCENE DEPOSITS . 115.
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Africa AMER AMERICAN PHILOSOPHICAL SOCIETY animals appear April Asia Australia auta autic beds belong blastopore body brachiopods Cambaroides Cambarus canals cells Central chromosomes cœlom connection contains crude oil Crustacea crystals curves Decapods deposits distillates distribution division domeykite drones eggs enteron Eocene equation evidence existence fact fauna Feb'y fertilization follicle formation forms fossils freshwater genera genus geographer geological Greater Antilles hydrocarbons islands Jan'y Jurassic land larva larvæ later Lower Cretaceous male mantle mass Mesozoic method Mexico Miocene nature Noctua North northern nuclei observed Ocean Oligocene origin parthenogenesis Pennsylvania petroleum Philadelphia PHILOS plate Pliocene polar body posterior Potamobius present probably PROC produced Prof queen region relation represented river sandstones separated shown solution South America southern species spermatocyte spermatogonia spermatozoa stage Terebratulina Tertiary theory tion Upper Cretaceous Zool