Abstract
Introduction
Methods of study and scope of report
Field and office work
Character of province
History of nomenclature and previous work
Southern Nevada, southwestern Utah, and northwestern Arizona
Northeastern Arizona
West-central and central New Mexico
Southeastern Utah
East-central Utah and west-central Colorado (salt anticline region)
Northeastern Utah and northwestern Colorado (Uinta Mountains region)
Central Colorado
Stratigraphy of Moenkopi and related formations
Southern Nevada, southwestern Utah, and northwestern Arizona
Timpoweap Member
Lower red member
Virgin Limestone Member
Middle red member
Shnabkaib Member
Upper red member
Northeastern Arizona
Wupatki Member
Moqui Member
Holbrook Member
Undifferentiated Moenkopi Formation from near Cameron to Lees Ferry
West-central and central New Mexico
Southeastern Utah
Conglomerate and sandstone units
Hoskinnini Member
Lower slope-forming member
Sinbad Limestone Member
Ledge-forming member
Upper slope-forming member
Cliff-forming member
East-central Utah and west-central Colorado (salt anticline region)
Tenderfoot Member
Ali Baba Member
Sewemup Member
Pariott Member
Northeastern Utah and northwestern Colorado (Uinta Mountains region)
Woodside, Thaynes, and Mahogany Formation
Moenkopi Formation
Central Colorado
State Bridge Formation
Lower member
South Canyon Creek Member
Upper member
Sedimentary facies
Lithologic types
Cross-stratified sandstone and siltstone
Parallel ripple-laminated siltstone
Horizontally stratified siltstone and claystone
Primary gypsum
Limestone and dolomite
Method of facies analysis
Moenkopi Formation and related strata
Lower and upper parts of the Moenkopi Formation and related strata
Lower part
Upper part
Sedimentary petrology / R. A. Cadigan
Sandstone and coarse siltstone
Quartz and siliceous material
Feldspar
Tuffaceous detritus
Heavy minerals
Clay minerals
Cement and acid-soluble minerals
Regional variations in rock composition
Fine-textured rocks
Carbonate rocks
Sedimentary structure studies
Paleontology of the Moenkopi Formation and equivalent strata
Worms
Brachiopods
Pelecypods
Gastropods
Cephalopods
Seaphopods
$t Arthropods
Echinoderms
Fish
Amphibians
Reptiles
Plants
Age of the Moenkopi Formation and equivalent strata
Environments of deposition
Fossil evidence
Origin of cross-stratified sandstone and siltstone
Origin of parallel ripple-laminated siltstone
Origin of horizontally stratified siltstone and claystone
Origin of primary gypsum
Origin of limestone and dolomite
Broad aspects of environments of deposition
Location of source areas
References cited
Stratigraphic sections
Arizona
Colorado
Nevada
New Mexico
Utah
Index.