Paleocurrents Reset Search


Showing 21,101-21,200 of 30,135 items.
#Source Publication Record №Continental AreaStratigraphic LevelPeriodTectonic PlateDeposition EnvironmentPaleocurrent TypeLithologyFormation 
  
21101
Data RefID #21101
[Rec № 543] Sedimentary and tectonic history of the Ouachita Mountains
Morris, R. C.
Tectonics and Sedimentation, 1979, « Missing Vol »
Pages 120 - 142 , Total Record: 123
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepSole MarksSandstoneAtokaView
21102
Data RefID #21102
[Rec № 543] Sedimentary and tectonic history of the Ouachita Mountains
Morris, R. C.
Tectonics and Sedimentation, 1979, « Missing Vol »
Pages 120 - 142 , Total Record: 123
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepSole MarksSandstoneAtokaView
21103
Data RefID #21103
[Rec № 543] Sedimentary and tectonic history of the Ouachita Mountains
Morris, R. C.
Tectonics and Sedimentation, 1979, « Missing Vol »
Pages 120 - 142 , Total Record: 123
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepSole MarksSandstoneAtokaView
21104
Data RefID #21104
[Rec № 543] Sedimentary and tectonic history of the Ouachita Mountains
Morris, R. C.
Tectonics and Sedimentation, 1979, « Missing Vol »
Pages 120 - 142 , Total Record: 123
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepSole MarksSandstoneAtokaView
21105
Data RefID #21105
[Rec № 543] Sedimentary and tectonic history of the Ouachita Mountains
Morris, R. C.
Tectonics and Sedimentation, 1979, « Missing Vol »
Pages 120 - 142 , Total Record: 123
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepSole MarksSandstoneAtokaView
21106
Data RefID #21106
[Rec № 543] Sedimentary and tectonic history of the Ouachita Mountains
Morris, R. C.
Tectonics and Sedimentation, 1979, « Missing Vol »
Pages 120 - 142 , Total Record: 123
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepSole MarksSandstoneAtokaView
21107
Data RefID #21107
[Rec № 543] Sedimentary and tectonic history of the Ouachita Mountains
Morris, R. C.
Tectonics and Sedimentation, 1979, « Missing Vol »
Pages 120 - 142 , Total Record: 123
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepSole MarksSandstoneAtokaView
21108
Data RefID #21108
[Rec № 543] Sedimentary and tectonic history of the Ouachita Mountains
Morris, R. C.
Tectonics and Sedimentation, 1979, « Missing Vol »
Pages 120 - 142 , Total Record: 123
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepSole MarksSandstoneAtokaView
21109
Data RefID #21109
[Rec № 543] Sedimentary and tectonic history of the Ouachita Mountains
Morris, R. C.
Tectonics and Sedimentation, 1979, « Missing Vol »
Pages 120 - 142 , Total Record: 123
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepSole MarksSandstoneAtokaView
21110
Data RefID #21110
[Rec № 543] Sedimentary and tectonic history of the Ouachita Mountains
Morris, R. C.
Tectonics and Sedimentation, 1979, « Missing Vol »
Pages 120 - 142 , Total Record: 123
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepSole MarksSandstoneAtokaView
21111
Data RefID #21111
[Rec № 543] Sedimentary and tectonic history of the Ouachita Mountains
Morris, R. C.
Tectonics and Sedimentation, 1979, « Missing Vol »
Pages 120 - 142 , Total Record: 123
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepSole MarksSandstoneAtokaView
21112
Data RefID #21112
[Rec № 543] Sedimentary and tectonic history of the Ouachita Mountains
Morris, R. C.
Tectonics and Sedimentation, 1979, « Missing Vol »
Pages 120 - 142 , Total Record: 123
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepSole MarksSandstoneAtokaView
21113
Data RefID #21113
[Rec № 543] Sedimentary and tectonic history of the Ouachita Mountains
Morris, R. C.
Tectonics and Sedimentation, 1979, « Missing Vol »
Pages 120 - 142 , Total Record: 123
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepSole MarksSandstoneAtokaView
21114
Data RefID #21114
[Rec № 543] Sedimentary and tectonic history of the Ouachita Mountains
Morris, R. C.
Tectonics and Sedimentation, 1979, « Missing Vol »
Pages 120 - 142 , Total Record: 123
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepSole MarksSandstoneAtokaView
21115
Data RefID #21115
[Rec № 543] Sedimentary and tectonic history of the Ouachita Mountains
Morris, R. C.
Tectonics and Sedimentation, 1979, « Missing Vol »
Pages 120 - 142 , Total Record: 123
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepSole MarksSandstoneAtokaView
21116
Data RefID #21116
[Rec № 543] Sedimentary and tectonic history of the Ouachita Mountains
Morris, R. C.
Tectonics and Sedimentation, 1979, « Missing Vol »
Pages 120 - 142 , Total Record: 123
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepSole MarksSandstoneAtokaView
21117
Data RefID #21117
[Rec № 543] Sedimentary and tectonic history of the Ouachita Mountains
Morris, R. C.
Tectonics and Sedimentation, 1979, « Missing Vol »
Pages 120 - 142 , Total Record: 123
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepSole MarksSandstoneAtokaView
21118
Data RefID #21118
[Rec № 543] Sedimentary and tectonic history of the Ouachita Mountains
Morris, R. C.
Tectonics and Sedimentation, 1979, « Missing Vol »
Pages 120 - 142 , Total Record: 123
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepSole MarksSandstoneAtokaView
21119
Data RefID #21119
[Rec № 543] Sedimentary and tectonic history of the Ouachita Mountains
Morris, R. C.
Tectonics and Sedimentation, 1979, « Missing Vol »
Pages 120 - 142 , Total Record: 123
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepSole MarksSandstoneAtokaView
21120
Data RefID #21120
[Rec № 580] Depositional environments of the Atoka Formation, frontal Ouachitas of Arkansas
Underwood, M. B., Quinn, H. E. & Fulton, D. A.
Geol. Soc. Amer. Abs., 1979, , Vol 17
Pages 195 - 195 , Total Record: 1
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepPaleocurrent Indicator Not SpecifiedSandstoneView
21121
Data RefID #21121
[Rec № 644] Statistical analysis of ripple marks in Atokan and Desmoinesian rocks in Arkoma Basin of east-central Oklahoma
Agterberg, F. & Briggs, G.
J. Sed. Pet., 1979, , Vol 33
Pages 393 - 410 , Total Record: 22
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepRipple MarksSandstoneView
21122
Data RefID #21122
[Rec № 644] Statistical analysis of ripple marks in Atokan and Desmoinesian rocks in Arkoma Basin of east-central Oklahoma
Agterberg, F. & Briggs, G.
J. Sed. Pet., 1979, , Vol 33
Pages 393 - 410 , Total Record: 22
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepRipple MarksSandstoneView
21123
Data RefID #21123
[Rec № 644] Statistical analysis of ripple marks in Atokan and Desmoinesian rocks in Arkoma Basin of east-central Oklahoma
Agterberg, F. & Briggs, G.
J. Sed. Pet., 1979, , Vol 33
Pages 393 - 410 , Total Record: 22
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepRipple MarksSandstoneView
21124
Data RefID #21124
[Rec № 644] Statistical analysis of ripple marks in Atokan and Desmoinesian rocks in Arkoma Basin of east-central Oklahoma
Agterberg, F. & Briggs, G.
J. Sed. Pet., 1979, , Vol 33
Pages 393 - 410 , Total Record: 22
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepRipple MarksSandstoneView
21125
Data RefID #21125
[Rec № 644] Statistical analysis of ripple marks in Atokan and Desmoinesian rocks in Arkoma Basin of east-central Oklahoma
Agterberg, F. & Briggs, G.
J. Sed. Pet., 1979, , Vol 33
Pages 393 - 410 , Total Record: 22
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepRipple MarksSandstoneView
21126
Data RefID #21126
[Rec № 644] Statistical analysis of ripple marks in Atokan and Desmoinesian rocks in Arkoma Basin of east-central Oklahoma
Agterberg, F. & Briggs, G.
J. Sed. Pet., 1979, , Vol 33
Pages 393 - 410 , Total Record: 22
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepRipple MarksSandstoneView
21127
Data RefID #21127
[Rec № 644] Statistical analysis of ripple marks in Atokan and Desmoinesian rocks in Arkoma Basin of east-central Oklahoma
Agterberg, F. & Briggs, G.
J. Sed. Pet., 1979, , Vol 33
Pages 393 - 410 , Total Record: 22
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepRipple MarksSandstoneView
21128
Data RefID #21128
[Rec № 644] Statistical analysis of ripple marks in Atokan and Desmoinesian rocks in Arkoma Basin of east-central Oklahoma
Agterberg, F. & Briggs, G.
J. Sed. Pet., 1979, , Vol 33
Pages 393 - 410 , Total Record: 22
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepRipple MarksSandstoneView
21129
Data RefID #21129
[Rec № 644] Statistical analysis of ripple marks in Atokan and Desmoinesian rocks in Arkoma Basin of east-central Oklahoma
Agterberg, F. & Briggs, G.
J. Sed. Pet., 1979, , Vol 33
Pages 393 - 410 , Total Record: 22
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepRipple MarksSandstoneView
21130
Data RefID #21130
[Rec № 644] Statistical analysis of ripple marks in Atokan and Desmoinesian rocks in Arkoma Basin of east-central Oklahoma
Agterberg, F. & Briggs, G.
J. Sed. Pet., 1979, , Vol 33
Pages 393 - 410 , Total Record: 22
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepRipple MarksSandstoneView
21131
Data RefID #21131
[Rec № 644] Statistical analysis of ripple marks in Atokan and Desmoinesian rocks in Arkoma Basin of east-central Oklahoma
Agterberg, F. & Briggs, G.
J. Sed. Pet., 1979, , Vol 33
Pages 393 - 410 , Total Record: 22
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepRipple MarksSandstoneView
21132
Data RefID #21132
[Rec № 644] Statistical analysis of ripple marks in Atokan and Desmoinesian rocks in Arkoma Basin of east-central Oklahoma
Agterberg, F. & Briggs, G.
J. Sed. Pet., 1979, , Vol 33
Pages 393 - 410 , Total Record: 22
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepRipple MarksSandstoneView
21133
Data RefID #21133
[Rec № 644] Statistical analysis of ripple marks in Atokan and Desmoinesian rocks in Arkoma Basin of east-central Oklahoma
Agterberg, F. & Briggs, G.
J. Sed. Pet., 1979, , Vol 33
Pages 393 - 410 , Total Record: 22
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepRipple MarksSandstoneView
21134
Data RefID #21134
[Rec № 644] Statistical analysis of ripple marks in Atokan and Desmoinesian rocks in Arkoma Basin of east-central Oklahoma
Agterberg, F. & Briggs, G.
J. Sed. Pet., 1979, , Vol 33
Pages 393 - 410 , Total Record: 22
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepRipple MarksSandstoneView
21135
Data RefID #21135
[Rec № 644] Statistical analysis of ripple marks in Atokan and Desmoinesian rocks in Arkoma Basin of east-central Oklahoma
Agterberg, F. & Briggs, G.
J. Sed. Pet., 1979, , Vol 33
Pages 393 - 410 , Total Record: 22
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepRipple MarksSandstoneView
21136
Data RefID #21136
[Rec № 644] Statistical analysis of ripple marks in Atokan and Desmoinesian rocks in Arkoma Basin of east-central Oklahoma
Agterberg, F. & Briggs, G.
J. Sed. Pet., 1979, , Vol 33
Pages 393 - 410 , Total Record: 22
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepRipple MarksSandstoneView
21137
Data RefID #21137
[Rec № 644] Statistical analysis of ripple marks in Atokan and Desmoinesian rocks in Arkoma Basin of east-central Oklahoma
Agterberg, F. & Briggs, G.
J. Sed. Pet., 1979, , Vol 33
Pages 393 - 410 , Total Record: 22
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepRipple MarksSandstoneView
21138
Data RefID #21138
[Rec № 644] Statistical analysis of ripple marks in Atokan and Desmoinesian rocks in Arkoma Basin of east-central Oklahoma
Agterberg, F. & Briggs, G.
J. Sed. Pet., 1979, , Vol 33
Pages 393 - 410 , Total Record: 22
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepRipple MarksSandstoneView
21139
Data RefID #21139
[Rec № 644] Statistical analysis of ripple marks in Atokan and Desmoinesian rocks in Arkoma Basin of east-central Oklahoma
Agterberg, F. & Briggs, G.
J. Sed. Pet., 1979, , Vol 33
Pages 393 - 410 , Total Record: 22
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepRipple MarksSandstoneView
21140
Data RefID #21140
[Rec № 644] Statistical analysis of ripple marks in Atokan and Desmoinesian rocks in Arkoma Basin of east-central Oklahoma
Agterberg, F. & Briggs, G.
J. Sed. Pet., 1979, , Vol 33
Pages 393 - 410 , Total Record: 22
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepRipple MarksSandstoneView
21141
Data RefID #21141
[Rec № 644] Statistical analysis of ripple marks in Atokan and Desmoinesian rocks in Arkoma Basin of east-central Oklahoma
Agterberg, F. & Briggs, G.
J. Sed. Pet., 1979, , Vol 33
Pages 393 - 410 , Total Record: 22
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepRipple MarksSandstoneView
21142
Data RefID #21142
[Rec № 644] Statistical analysis of ripple marks in Atokan and Desmoinesian rocks in Arkoma Basin of east-central Oklahoma
Agterberg, F. & Briggs, G.
J. Sed. Pet., 1979, , Vol 33
Pages 393 - 410 , Total Record: 22
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepRipple MarksSandstoneView
21143 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine ShallowCrossbeddingSandstoneWinslowView
21144
Data RefID #21144
[Rec № 1676] The stratigraphy and petrology of the Atoka Formation, west-central Arkansas
Joslin, P.
Masters thesis University of Illinois, 1979, « Missing Vol »
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine ShallowCrossbeddingSandstoneView
21145
Data RefID #21145
[Rec № 1676] The stratigraphy and petrology of the Atoka Formation, west-central Arkansas
Joslin, P.
Masters thesis University of Illinois, 1979, « Missing Vol »
North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21146 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21147 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21148 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21149 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21150 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21151 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21152 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21153 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21154 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21155 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21156 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21157 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21158 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21159 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21160 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21161 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21162 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21163 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21164 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21165 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21166 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21167 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21168 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21169 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21170 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21171 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21172 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21173 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21174 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21175 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21176 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21177 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21178 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21179 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21180 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21181 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21182 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21183 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21184 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21185 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21186 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21187 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21188 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21189 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21190 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21191 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21192 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21193 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21194 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21195 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21196 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21197 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21198 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21199 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView
21200 North AmericanUpper Carboniferous (Pennsylvanian)26290North AmericanMarine DeepCrossbeddingSandstoneView