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Early Silurian graptolites from southeastern Alaska and their correlation with graptolitic sequences in North America and the Arctic / / by Michael Churkin, Jr., and Claire Carter
| Early Silurian graptolites from southeastern Alaska and their correlation with graptolitic sequences in North America and the Arctic / / by Michael Churkin, Jr., and Claire Carter |
| Autore | Churkin Michael <1932-> |
| Pubbl/distr/stampa | Washington : , : United States Department of the Interior, Geological Survey, , 1970 |
| Descrizione fisica | 1 online resource (iii, 51 pages, 4 unnumbered pages of plates) : illustrations, maps |
| Collana | Geological Survey professional paper |
| Soggetto topico |
Graptolites - North America
Graptolites - Arctic regions Paleontology - Silurian Paleontology - North America Paleontology - Arctic regions Graptolites Paleontology Silurian Geologic Period |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910706503803321 |
Churkin Michael <1932->
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| Washington : , : United States Department of the Interior, Geological Survey, , 1970 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Paleozoic and Precambrian rocks of Alaska and their role in its structural evolution / / by Michael Churkin, Jr
| Paleozoic and Precambrian rocks of Alaska and their role in its structural evolution / / by Michael Churkin, Jr |
| Autore | Churkin Michael <1932-> |
| Pubbl/distr/stampa | Washington : , : United States Department of the Interior, Geological Survey, , 1973 |
| Descrizione fisica | 1 online resource (iv, 64 pages) : illustrations, maps |
| Collana | Geological Survey professional paper |
| Soggetto topico |
Geology - Alaska
Geology, Stratigraphic - Paleozoic Geology, Stratigraphic - Precambrian Sea-floor spreading - Alaska Geology Geology, Stratigraphic Paleozoic Geologic Period Precambrian Geologic Period Sea-floor spreading |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910706719203321 |
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Churkin Michael <1932->
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| Washington : , : United States Department of the Interior, Geological Survey, , 1973 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Stratigraphy, structure, and graptolites of an Ordovician and Silurian sequence in the Terra Cotta Mountains, Alaska Range, Alaska / / by Michael Churkin, Jr., and Claire Carter
| Stratigraphy, structure, and graptolites of an Ordovician and Silurian sequence in the Terra Cotta Mountains, Alaska Range, Alaska / / by Michael Churkin, Jr., and Claire Carter |
| Autore | Churkin Michael <1932-> |
| Pubbl/distr/stampa | Washington : , : U.S. Department of the Interior, U.S. Geological Survey, , 1996 |
| Descrizione fisica | 1 online resource (v, 84 pages) : illustrations, maps + + 3 plates |
| Collana | U.S. Geological Survey professional paper |
| Soggetto topico |
Graptolites - Alaska - Terra Cotta Mountains
Paleontology - Ordovician Paleontology - Silurian Animals, Fossil - Alaska - Terra Cotta Mountains Geology - Alaska - Terra Cotta Mountains Geology, Stratigraphic - Ordovician Geology, Stratigraphic - Silurian Animals, Fossil Geology Geology, Stratigraphic Graptolites Ordovician Geologic Period Paleontology Silurian Geologic Period |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Altri titoli varianti | Geology, graptolites of Ordovician and Silurian sequence, Terra Cotta Mountains, Alaska |
| Record Nr. | UNINA-9910709720603321 |
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Churkin Michael <1932->
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| Washington : , : U.S. Department of the Interior, U.S. Geological Survey, , 1996 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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