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
-
Asia
-
Far East
-
China (1)
-
-
-
Canada
-
Arctic Archipelago (1)
-
Western Canada
-
Alberta (1)
-
-
-
Europe
-
Western Europe
-
United Kingdom
-
Great Britain
-
Scotland (1)
-
-
-
-
-
North America (3)
-
United States
-
Oklahoma (1)
-
Virginia (1)
-
-
-
fossils
-
Invertebrata
-
Arthropoda
-
Trilobitomorpha
-
Trilobita
-
Ptychopariida (1)
-
-
-
-
-
-
geologic age
-
Paleozoic
-
Cambrian
-
Upper Cambrian (5)
-
-
Ordovician
-
Lower Ordovician (1)
-
Upper Ordovician (1)
-
-
Silurian (2)
-
-
-
Primary terms
-
Asia
-
Far East
-
China (1)
-
-
-
biogeography (2)
-
Canada
-
Arctic Archipelago (1)
-
Western Canada
-
Alberta (1)
-
-
-
Europe
-
Western Europe
-
United Kingdom
-
Great Britain
-
Scotland (1)
-
-
-
-
-
Invertebrata
-
Arthropoda
-
Trilobitomorpha
-
Trilobita
-
Ptychopariida (1)
-
-
-
-
-
North America (3)
-
paleoecology (2)
-
paleogeography (1)
-
paleontology (4)
-
Paleozoic
-
Cambrian
-
Upper Cambrian (5)
-
-
Ordovician
-
Lower Ordovician (1)
-
Upper Ordovician (1)
-
-
Silurian (2)
-
-
United States
-
Oklahoma (1)
-
Virginia (1)
-
-
GeoRef Categories
Era and Period
Epoch and Age
Date
Availability
1-7 OF 7
Results shown limited to content with bounding coordinates.
Stephen R. Westrop
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
Paleobiodiversity: we need new data
Publisher: Paleontological Society
Published: 01 January 2003
Paleobiology (2003) 29 (1): 22–25.
Journal Article
Silurian trilobite alpha diversity and the end-Ordovician mass extinction
Publisher: Paleontological Society
Published: 01 January 2000
Paleobiology (2000) 26 (4): 625–646.
Journal Article
Trilobita alpha diversity and the reorganization of Ordovician benthic marine communities
Publisher: Paleontological Society
Published: 01 January 1998
Paleobiology (1998) 24 (1): 1–16.
Journal Article
Intercontinental variation in mass extinction patterns; influence of biogeographic structure
Publisher: Paleontological Society
Published: 01 October 1991
Paleobiology (1991) 17 (4): 363–368.
Journal Article
Macroevolutionary implications of mass extinction; evidence from an Upper Cambrian stage boundary
Publisher: Paleontological Society
Published: 01 January 1989
Paleobiology (1989) 15 (1): 46–52.
Journal Article
Trilobite diversity patterns in an Upper Cambrian stage
Publisher: Paleontological Society
Published: 01 October 1988
Paleobiology (1988) 14 (4): 401–409.
Journal Article
Biogeographic control of trilobite mass extinction at an Upper Cambrian "biomere" boundary
Publisher: Paleontological Society
Published: 01 January 1987
Paleobiology (1987) 13 (1): 84–99.