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1.- Catálogo of type invertebrate fossils of the Geological Survey of Canada
Bolton, Thomas E.
Ottawa: Department of energy, mines and resources of Canada, 1968
II / 9 - 2 - 47
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2.- Catalogue of type invertebrate fossils of the Geological Survey of Canada
Bolton, Thomas E.
Ottawa: Geological Survey of Canada, 1965
Geological Survey of Canada
Peñarroya M/1-7.8
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3.- Catalogue of type invertebrate fossils of the geological survey of Canada
Bolton, Thomas E.
Ottawa: Department of Mines and Technical Survey, 1966
Geological Survey of Canada
I / 2-1-15
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4.- Catalogue of type invertebrate fossils of the Geological Survey of Canada
Bolton, Thomas E.
Quebec: Minister of Supply and Services, Canada, 1982
Geological Survey of Canada; vol. VII, 1982
I/8-7-45
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