Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Томи 41 – 42The Society, 1902 |
З цієї книги
Результати 1-5 із 100
Сторінка 114
... distribution . At present neither of these two series of sandstones has been recognized outside of a very limited area in the South Dakota Bad Lands . Here they appear as lenses marking the course of an ancient river channel , that in ...
... distribution . At present neither of these two series of sandstones has been recognized outside of a very limited area in the South Dakota Bad Lands . Here they appear as lenses marking the course of an ancient river channel , that in ...
Сторінка 121
... distribution of materials and of remains of fresh water , and of terrestrial plants and animals which are at least difficult , if not impossible , of explanation by the assumption of the presence of a great lake . CHARACTER OF THE ...
... distribution of materials and of remains of fresh water , and of terrestrial plants and animals which are at least difficult , if not impossible , of explanation by the assumption of the presence of a great lake . CHARACTER OF THE ...
Сторінка 123
... distribution throughout these beds ? It has been maintained by advocates of the lake theory that the fine - grained , banded clays were deposited in the deep and quiet waters of the lake and the sandstone and conglomerate lenses along ...
... distribution throughout these beds ? It has been maintained by advocates of the lake theory that the fine - grained , banded clays were deposited in the deep and quiet waters of the lake and the sandstone and conglomerate lenses along ...
Сторінка 124
... distribution of the fossils . If , as we are told , the fine clays were deposited over the deeper and quieter waters of the lake and the sandstones and conglomerates about the mouths of rivers and along the shores , why , I may ask , is ...
... distribution of the fossils . If , as we are told , the fine clays were deposited over the deeper and quieter waters of the lake and the sandstones and conglomerates about the mouths of rivers and along the shores , why , I may ask , is ...
Сторінка 125
... distribution , state of preservation , nature and character of the animal and plant remains found in the clays and sandstones , as well as the distribution of the latter , absolutely preclude the possi- bility of their having been ...
... distribution , state of preservation , nature and character of the animal and plant remains found in the clays and sandstones , as well as the distribution of the latter , absolutely preclude the possi- bility of their having been ...
Інші видання - Показати все
Загальні терміни та фрази
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