The American Journal of ScienceJ.D. & E.S. Dana, 1921 |
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Стр. viii
... HEWETT and E. V. SHANNON 491 ART . XXXVIII . - Post - glacial Faulting in the French River District of Ontario ; by W. H. HOBBS ... 507 ART . XXXIX . - A Note on the Cernaysian Mammal Fauna ; by W. D. MATTHEW 509 SCIENTIFIC INTELLIGENCE ...
... HEWETT and E. V. SHANNON 491 ART . XXXVIII . - Post - glacial Faulting in the French River District of Ontario ; by W. H. HOBBS ... 507 ART . XXXIX . - A Note on the Cernaysian Mammal Fauna ; by W. D. MATTHEW 509 SCIENTIFIC INTELLIGENCE ...
Стр. 245
... Hewett , in the Shoshone River Section . The pebbles in these beds are abundant and average one - fourth to one- half inch in diameter but reach a maximum of over two inches . They are well rounded and include red granite , basalt ...
... Hewett , in the Shoshone River Section . The pebbles in these beds are abundant and average one - fourth to one- half inch in diameter but reach a maximum of over two inches . They are well rounded and include red granite , basalt ...
Стр. 247
... Hewett reports the Fort Union to be dipping about 37 ° in the Shoshone River Sec- tion , and Hewett and Luptons refer to the Fort Union beds as being involved in the folding . One of the most interesting features of this , or probably ...
... Hewett reports the Fort Union to be dipping about 37 ° in the Shoshone River Sec- tion , and Hewett and Luptons refer to the Fort Union beds as being involved in the folding . One of the most interesting features of this , or probably ...
Стр. 248
... Hewett and Lupton10 shows Fort Union beds , them- selves dipping at notable angles , resting with plainly vis- ible discordance on more steeply dipping Lance ( Ilo ) beds , and constitutes a decidedly graphic representation of the facts ...
... Hewett and Lupton10 shows Fort Union beds , them- selves dipping at notable angles , resting with plainly vis- ible discordance on more steeply dipping Lance ( Ilo ) beds , and constitutes a decidedly graphic representation of the facts ...
Стр. 248
... Hewett and Lupton1o shows Fort Union beds , them- selves dipping at notable angles , resting with plainly vis- ible discordance on more steeply dipping Lance ( Ilo ) beds , and constitutes a decidedly graphic representation of the facts ...
... Hewett and Lupton1o shows Fort Union beds , them- selves dipping at notable angles , resting with plainly vis- ible discordance on more steeply dipping Lance ( Ilo ) beds , and constitutes a decidedly graphic representation of the facts ...
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Ankylosaurus appear armor atoms augite Basin batholithic biotite bone Bull bullæ canine centrum character chemical Chionophila clay cliff Cretaceous crystals deformation Delicias beds deposits depth described developed Devonian diameter Eporeodon erosion evidence fault fauna feet figure folding foramen formation fossils genera genus Geological gneiss granite Hewett Holotype hypocone igneous incisive foramina infra-orbital John Day Jour later lattice layers limestone lower magma malar Marsh material metamorphism miles minerals Mississippian Mountain Muddy Muddy Mountains Nodosaurus occur Oligocene orbit Oreodon orientite oxide Paleozoic Permian plane plates Polacanthus portion posterior postglenoid premolar present probably quartz quartzite region ribs ridges River rocks sagittal crest sandstone schists sediments shale skull space groups species specimens Stegosaurus strata structure superior molars surface Survey terraces thick thin tion U. S. Geol unconformity upper valley vertebræ width Windsor zone zygoma