Suchergebnisse - Armstrong, Augustus K.

Facies, diagenesis, and mineralogy of the Jurassic Todilto Limestone Member, Grants Uranium District, New Mexico

Mississippian (Lower to Carboniferous) biostratigraphy, facies, and microfossils, Pedregosa Basin, southeastern Arizona and southwestern New Mexico

Biostratigraphy and regional relations of the Mississippian Leadville limestone in the San Juan Mountains, southwestern Colorado

Carboniferous Biostratigraphy, Northeastern Brooks Range, Arctic Alaska: eleven microfossil assemblage zones are recognized in two sections of Carboniferous rocks in the northeastern Brooks Range, correlated with six other previously described sections, and tied to the Cordilleran and Eurasian standards

Micropaleontological zonation (Foraminifers, Algae) and stratigraphy, Carboniferous Peratrovich Formation, Southeastern Alaska

Stratigraphy and diagenetic history of the lower part of the Triassic Chitistone Limestone, Alaska

Stratigraphy and diagenetic history of the lower part of the Triassic Chitistone Limestone, Alaska: an examination of the sabkha facies and other sedimentary features of the host rock for the Kennecott copper deposits

Carboniferous Microfacies, microfossils, and corals, Lisburne Group, Arctic Alaska: description of Carboniferous foraminifers and algae with biostratigraphic zonation, relationship to carbonate facies, comparision with coral distribution, and correlations among northern Alaska, western Europe, and the midcontinent region of North America. One hundred species, of which 2 are new, and 61 genera are described and illustrated

Biostratigraphy of Mississippian lithostrotionoid corals, Lisburne Group, arctic Alaska: Systematic paleontologic studies of five new species of lithostrotionoid corals from described sections of the Lisburne Group

Mississippian Rugose Corals, Peratrovich Formation, west coast, Prince of Wales Island, southeastern Alaska: systematic descriptions of the rugose corals and paleoecologic studies of the marine carbonate sediments

Carbonate Facies and the Lithostrotionid Corals of the Mississippian Kogruk Formation, DeLong Mountains, Northwestern Alaska: systematic paleontologic studies of the lithostrotionid corals from four sections of carbonate rocks in the Mississippian Kogruk Formation, DeLong Mountains, Brooks Range, northwestern Alaska

Stratigraphy of the Mississippian System, south-central Colorado and north-central New Mexico

Hualapai Limestone Member of the Muddy Creek Formation: the youngest deposit predating in the Grand Canyon, southeastern Nevada northwestern Arizona

Diagenesis and stratigraphy of the Lisburne Group limestones of the Sadlerochit Mountains and adjacent areas, northeastern Alaska: biostratigraphy and depositional environments of the Lisburne Group, with a detailed account of the relative age of diagenetic events affection the carbonate rocks and an analysis of the resulttant mineraligical changes

Pennsylvanian carbonates, paleoecology, and rugose colonial corals, north flank, eastern Brooks Range, Arctic Alaska: carbonate and paleoecological studies, and description of two new species of colonial rugose corals from four described sections of the Wahoo Limestone, Lisburne Group, Arctic Alaska