Skip Nav Destination
Close Modal
Update search
Filter
- Abstract
- Affiliation
- All
- Authors
- Book Series
- DOI
- EISBN
- EISSN
- Full Text
- GeoRef ID
- ISBN
- ISSN
- Issue
- Keyword (GeoRef Descriptor)
- Meeting Information
- Report #
- Title
- Volume
Filter
- Abstract
- Affiliation
- All
- Authors
- Book Series
- DOI
- EISBN
- EISSN
- Full Text
- GeoRef ID
- ISBN
- ISSN
- Issue
- Keyword (GeoRef Descriptor)
- Meeting Information
- Report #
- Title
- Volume
Filter
- Abstract
- Affiliation
- All
- Authors
- Book Series
- DOI
- EISBN
- EISSN
- Full Text
- GeoRef ID
- ISBN
- ISSN
- Issue
- Keyword (GeoRef Descriptor)
- Meeting Information
- Report #
- Title
- Volume
Filter
- Abstract
- Affiliation
- All
- Authors
- Book Series
- DOI
- EISBN
- EISSN
- Full Text
- GeoRef ID
- ISBN
- ISSN
- Issue
- Keyword (GeoRef Descriptor)
- Meeting Information
- Report #
- Title
- Volume
Filter
- Abstract
- Affiliation
- All
- Authors
- Book Series
- DOI
- EISBN
- EISSN
- Full Text
- GeoRef ID
- ISBN
- ISSN
- Issue
- Keyword (GeoRef Descriptor)
- Meeting Information
- Report #
- Title
- Volume
Filter
- Abstract
- Affiliation
- All
- Authors
- Book Series
- DOI
- EISBN
- EISSN
- Full Text
- GeoRef ID
- ISBN
- ISSN
- Issue
- Keyword (GeoRef Descriptor)
- Meeting Information
- Report #
- Title
- Volume
NARROW
Format
Article Type
Journal
Publisher
GeoRef Subject
-
all geography including DSDP/ODP Sites and Legs
-
Canada
-
Eastern Canada
-
Quebec
-
Quebec City Quebec (1)
-
-
-
-
Grand Canyon (1)
-
North America
-
Basin and Range Province (1)
-
-
United States
-
Arizona (1)
-
Arkansas River valley (1)
-
Colorado
-
Fremont County Colorado
-
Canon City Colorado (1)
-
-
-
New England (1)
-
-
-
fossils
-
Chordata
-
Vertebrata (1)
-
-
Invertebrata
-
Cnidaria
-
Anthozoa (1)
-
-
-
problematic fossils (1)
-
-
geologic age
-
Paleozoic
-
Cambrian (2)
-
Ordovician
-
Middle Ordovician (1)
-
Upper Ordovician
-
Trentonian (1)
-
-
-
Silurian
-
Lower Silurian (1)
-
-
-
Precambrian
-
upper Precambrian
-
Proterozoic
-
Neoproterozoic
-
Vendian (1)
-
-
-
-
-
-
Primary terms
-
biography (2)
-
Canada
-
Eastern Canada
-
Quebec
-
Quebec City Quebec (1)
-
-
-
-
Chordata
-
Vertebrata (1)
-
-
Earth (1)
-
Invertebrata
-
Cnidaria
-
Anthozoa (1)
-
-
-
North America
-
Basin and Range Province (1)
-
-
paleogeography (1)
-
paleontology (1)
-
Paleozoic
-
Cambrian (2)
-
Ordovician
-
Middle Ordovician (1)
-
Upper Ordovician
-
Trentonian (1)
-
-
-
Silurian
-
Lower Silurian (1)
-
-
-
Precambrian
-
upper Precambrian
-
Proterozoic
-
Neoproterozoic
-
Vendian (1)
-
-
-
-
-
problematic fossils (1)
-
sedimentation (1)
-
stratigraphy (1)
-
United States
-
Arizona (1)
-
Arkansas River valley (1)
-
Colorado
-
Fremont County Colorado
-
Canon City Colorado (1)
-
-
-
New England (1)
-
-
GeoRef Categories
Era and Period
Epoch and Age
Date
Availability
1-7 OF 7
Results shown limited to content with bounding coordinates.
Ellis L. Yochelson
Close
Follow your search
Access your saved searches in your account
Would you like to receive an alert when new items match your search?
Sort by
Journal Article
THE LIPALIAN INTERVAL: A FORGOTTEN, NOVEL CONCEPT IN THE GEOLOGIC COLUMN
Publisher: History of Earth Sciences Society
Published: 01 October 2006
Earth Sciences History (2006) 25 (2): 251–269.
Journal Article
THE DECLINE OF THE USE OF “LOWER SILURIAN” AND THE RISE OF “ORDOVICIAN” IN U.S. GEOLOGIC LITERATURE
Publisher: History of Earth Sciences Society
Published: 01 April 1997
Earth Sciences History (1997) 16 (1): 4–12.
Journal Article
THE QUESTION OF PRIMORDIAL AND CAMBRIAN/TACONIC: BARRANDE AND LOGAN/MARCOU
Publisher: History of Earth Sciences Society
Published: 01 October 1993
Earth Sciences History (1993) 12 (2): 111–120.
Journal Article
PEALE’S 1799 THEORY OF THE EARTH
Publisher: History of Earth Sciences Society
Published: 01 April 1991
Earth Sciences History (1991) 10 (1): 51–55.
Journal Article
“GEOLOGIC TIME” AS CALCULATED BY C. D. WALCOTT
Publisher: History of Earth Sciences Society
Published: 01 October 1989
Earth Sciences History (1989) 8 (2): 150–158.
Journal Article
WALCOTT IN ALBANY, NEW YORK: JAMES HALL’S “SPECIAL ASSISTANT”
Publisher: History of Earth Sciences Society
Published: 01 April 1987
Earth Sciences History (1987) 6 (1): 86–94.
Journal Article
WALCOTT’S DISCOVERY OF MIDDLE ORDOVICIAN VERTEBRATES
Publisher: History of Earth Sciences Society
Published: 01 April 1983
Earth Sciences History (1983) 2 (1): 66–75.