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56 Šn/1995-sep.
WALCOTT, Charles D.
Cambrian Geology and Paleontology II. No.7 - Cambro-ordovician boundary in British Columbia with description of fossils / By Charles D. Walcott. -- S.229-237, : 1 Pl. -- In: Smithsonian Miscellaneous Collections. -- 1912, Vol.57, No.7. -- separát. -- bibl.,. -- Citováno jako: WALCOTT, Charles D. Cambrian Geology and Paleontology II. Smithsonian misc. Coll. 1912, Vol.57, No.7 - S.229-237, 1 Pl.
Cambro-ordovician
Britská Columbia
56
58737
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