218 p.Thesis (Ph.D.)--University of Illinois at Urbana-Champaign, 1958.U of I OnlyRestricted to the U of I community idenfinitely during batch ingest of legacy ETD
157 p.Thesis (Ph.D.)--University of Illinois at Urbana-Champaign, 1974.U of I OnlyRestricted to the ...
The literature on Mississippian conodonts in Iowa is reviewed. Conodont occurrences are noted from t...
The literature on Mississippian conodonts in Iowa is reviewed. Conodont occurrences are noted from t...
218 p.Thesis (Ph.D.)--University of Illinois at Urbana-Champaign, 1958.U of I OnlyRestricted to the ...
Conodonts are rare in the Shell Rock Formation, but they support the previous assignment of this for...
305 p.Thesis (Ph.D.)--University of Illinois at Urbana-Champaign, 1976.U of I OnlyRestricted to the ...
305 p.Thesis (Ph.D.)--University of Illinois at Urbana-Champaign, 1976.U of I OnlyRestricted to the ...
Conodonts are rare in the Shell Rock Formation, but they support the previous assignment of this for...
Conodonts are rare in the Shell Rock Formation, but they support the previous assignment of this for...
Conodont faunas in Iowa have so far been described from only the Ordovician and Devonian. However, t...
The type section of the Sweetland Creek Shale in Muscatine County has yielded a sequence of five dis...
The type section of the Sweetland Creek Shale in Muscatine County has yielded a sequence of five dis...
The type section of the Sweetland Creek Shale in Muscatine County has yielded a sequence of five dis...
The literature on Mississippian conodonts in Iowa is reviewed. Conodont occurrences are noted from t...
157 p.Thesis (Ph.D.)--University of Illinois at Urbana-Champaign, 1974.U of I OnlyRestricted to the ...
157 p.Thesis (Ph.D.)--University of Illinois at Urbana-Champaign, 1974.U of I OnlyRestricted to the ...
The literature on Mississippian conodonts in Iowa is reviewed. Conodont occurrences are noted from t...
The literature on Mississippian conodonts in Iowa is reviewed. Conodont occurrences are noted from t...
218 p.Thesis (Ph.D.)--University of Illinois at Urbana-Champaign, 1958.U of I OnlyRestricted to the ...
Conodonts are rare in the Shell Rock Formation, but they support the previous assignment of this for...
305 p.Thesis (Ph.D.)--University of Illinois at Urbana-Champaign, 1976.U of I OnlyRestricted to the ...
305 p.Thesis (Ph.D.)--University of Illinois at Urbana-Champaign, 1976.U of I OnlyRestricted to the ...
Conodonts are rare in the Shell Rock Formation, but they support the previous assignment of this for...
Conodonts are rare in the Shell Rock Formation, but they support the previous assignment of this for...
Conodont faunas in Iowa have so far been described from only the Ordovician and Devonian. However, t...
The type section of the Sweetland Creek Shale in Muscatine County has yielded a sequence of five dis...
The type section of the Sweetland Creek Shale in Muscatine County has yielded a sequence of five dis...
The type section of the Sweetland Creek Shale in Muscatine County has yielded a sequence of five dis...
The literature on Mississippian conodonts in Iowa is reviewed. Conodont occurrences are noted from t...
157 p.Thesis (Ph.D.)--University of Illinois at Urbana-Champaign, 1974.U of I OnlyRestricted to the ...
157 p.Thesis (Ph.D.)--University of Illinois at Urbana-Champaign, 1974.U of I OnlyRestricted to the ...
The literature on Mississippian conodonts in Iowa is reviewed. Conodont occurrences are noted from t...
The literature on Mississippian conodonts in Iowa is reviewed. Conodont occurrences are noted from t...