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ichnofossils
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igneous rocks
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volcanic rocks
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glasses (1)
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Invertebrata
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Arthropoda
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Chelicerata
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Merostomata
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Eurypterida (1)
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Trilobitomorpha
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Trilobita
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Ptychopariida
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Asaphidae (1)
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Brachiopoda
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Articulata
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Orthida (2)
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Rhynchonellida (1)
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Strophomenida (2)
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Inarticulata (1)
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Bryozoa
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Trepostomata (1)
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Cnidaria
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Anthozoa
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Zoantharia
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Rugosa (3)
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Echinodermata
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Crinozoa
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Mollusca
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Bivalvia (2)
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Cephalopoda
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Nautiloidea (4)
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Porifera
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Protista
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Vermes
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Annelida (1)
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Paleozoic
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Carboniferous
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Pennsylvanian (1)
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Hanson Creek Formation (1)
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Ordovician
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Middle Ordovician (1)
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Montoya Group (1)
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Upper Ordovician
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Ashgillian (3)
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Cincinnatian
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Maysvillian (5)
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Edenian (2)
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Fairview Formation (1)
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Fernvale Formation (1)
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Hirnantian (2)
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Juniata Formation (1)
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Katian (2)
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Kope Formation (2)
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Maquoketa Formation (2)
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Red River Formation (1)
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Trentonian (1)
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Whitewater Formation (2)
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Vinini Formation (1)
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Silurian
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Lower Silurian
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Llandovery (1)
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Middle Silurian
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Clinton Group (1)
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Upper Silurian
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Ludlow (1)
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palynomorphs
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Chitinozoa (1)
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petroleum
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Plantae
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algae
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Chlorophyta
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United States
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Nevada
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North Dakota
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Stark County North Dakota (1)
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Ohio
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Wyoming (1)
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sedimentary rocks
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sedimentary rocks
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carbonate rocks
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dolostone (1)
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limestone (1)
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packstone (1)
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wackestone (1)
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chemically precipitated rocks
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chert (1)
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clastic rocks
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conglomerate (1)
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mudstone (1)
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sandstone (2)
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shale (3)
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siliciclastics (1)
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volcaniclastics (1)
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sedimentary structures
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borings (4)
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girvanella (1)
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sediments
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volcaniclastics (1)
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GeoRef Categories
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1-20 OF 36 RESULTS FOR
Richmondian
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Journal Article
Insights for modern invasion ecology from biotic changes of the Clarksville Phase of the Richmondian Invasion (Ordovician, Katian)
Journal: Paleobiology
Publisher: Paleontological Society
Published: 01 August 2023
Paleobiology (2023) 49 (3): 493–508.
Journal Article
Comparisons of Late Ordovician ecosystem dynamics before and after the Richmondian invasion reveal consequences of invasive species in benthic marine paleocommunities
Journal: Paleobiology
Publisher: Paleontological Society
Published: 01 August 2020
Paleobiology (2020) 46 (3): 320–336.
Journal Article
IMPORTANCE OF DIMORPHOSIPHON (CHLOROPHYTA, BRYOPSIDALES) FOR FACIES AND PALEOBIOGEOGRAPHIC STUDIES OF THE UPPER ORDOVICIAN RICHMONDIAN RED RIVER FORMATION, WILLISTON BASIN
Journal: PALAIOS
Publisher: SEPM Society for Sedimentary Geology
Published: 01 October 2012
PALAIOS (2012) 27 (10): 712–724.
Journal Article
Ordovician and Silurian nautiloid cephalopods from Anticosti Island: traject across the Ordovician–Silurian (O–S) mass extinction boundary
Journal: Canadian Journal of Earth Sciences
Publisher: Canadian Science Publishing
Published: 14 November 2008
Canadian Journal of Earth Sciences (2008) 45 (9): 1015–1038.
Journal Article
Exceptionally preserved Late Ordovician biotas from Manitoba, Canada
Journal: Geology
Publisher: Geological Society of America
Published: 01 October 2007
Geology (2007) 35 (10): 883–886.
Journal Article
The Late Ordovician Dawson Point Formation (Timiskaming outlier, Ontario): key to a new regional synthesis of Richmondian–Hirnantian carbonate and siliciclastic magnafacies across the central Canadian craton
Journal: Canadian Journal of Earth Sciences
Publisher: Canadian Science Publishing
Published: 25 September 2007
Canadian Journal of Earth Sciences (2007) 44 (9): 1313–1331.
Journal Article
GRADIENT ECOLOGY OF A BIOTIC INVASION: BIOFACIES OF THE TYPE CINCINNATIAN SERIES (UPPER ORDOVICIAN), CINCINNATI, OHIO REGION, USA
Journal: PALAIOS
Publisher: SEPM Society for Sedimentary Geology
Published: 01 July 2007
PALAIOS (2007) 22 (4): 392–407.
Journal Article
JAWED POLYCHAETES FROM THE UPPER SYLVAN SHALE (UPPER ORDOVICIAN), OKLAHOMA, USA
Journal: Journal of Paleontology
Publisher: Paleontological Society
Published: 01 May 2005
Journal of Paleontology (2005) 79 (3): 486–496.
Journal Article
An unusually large Aulocopella winnipegensis and associated demosponges from the Upper Ordovician Beaverfoot Formation, southeastern British Columbia
Journal: Canadian Journal of Earth Sciences
Publisher: Canadian Science Publishing
Published: 06 August 2004
Canadian Journal of Earth Sciences (2004) 41 (8): 939–947.
Journal Article
THE WORLD'S BIGGEST TRILOBITE— ISOTELUS REX NEW SPECIES FROM THE UPPER ORDOVICIAN OF NORTHERN MANITOBA, CANADA
Journal: Journal of Paleontology
Publisher: Paleontological Society
Published: 01 January 2003
Journal of Paleontology (2003) 77 (1): 99–112.
Journal Article
Testing the role of competition in fossil communities using limiting similarity
Journal: Geology
Publisher: Geological Society of America
Published: 01 January 2002
Geology (2002) 30 (1): 15–18.
Journal Article
Domiciles, Not Predatory Borings: A Simpler Explanation of the Holes in Ordovician Shells Analyzed by
Journal: PALAIOS
Publisher: SEPM Society for Sedimentary Geology
Published: 01 October 2001
PALAIOS (2001) 16 (5): 524–525.
Journal Article
Taphonomic Inferences on Boring Habit in the Richmondian Onniella meeki Epibole
Journal: PALAIOS
Publisher: SEPM Society for Sedimentary Geology
Published: 01 December 2000
PALAIOS (2000) 15 (6): 499–510.
Journal Article
CONODONTS AND BIOSTRATIGRAPHY OF UPPER ORDOVICIAN STRATA ALONG A SHELF TO BASIN TRANSECT IN CENTRAL NEVADA
Journal: Journal of Paleontology
Publisher: Paleontological Society
Published: 01 November 2000
Journal of Paleontology (2000) 74 (6): 1148–1160.
Journal Article
In situ crustoid graptolite colonies from an Upper Ordovician hardground, southwestern Ohio
Journal: Journal of Paleontology
Publisher: Paleontological Society
Published: 01 November 1993
Journal of Paleontology (1993) 67 (6): 1011–1016.
Journal Article
Revision of the Upper Ordovician graptolite Diplograptus (Amplexograptus) recurrens richmondensis Ruedemann
Journal: Journal of Paleontology
Publisher: Paleontological Society
Published: 01 November 1991
Journal of Paleontology (1991) 65 (6): 1016–1017.
Journal Article
Late Ordovician solitary rugose corals of the St. Lawrence Lowland, Quebec
Journal: Journal of Paleontology
Publisher: Paleontological Society
Published: 01 May 1990
Journal of Paleontology (1990) 64 (3): 340–352.
Journal Article
Paleoecology of a well-preserved nautiloid assemblage from a Late Ordovician shale unit, southwestern Ohio
Journal: Journal of Paleontology
Publisher: Paleontological Society
Published: 01 September 1989
Journal of Paleontology (1989) 63 (5): 604–620.
Journal Article
Articulate brachiopods from the Richmondian of Tennessee
Journal: Journal of Paleontology
Publisher: Paleontological Society
Published: 01 March 1988
Journal of Paleontology (1988) 62 (2): 204–218.
Journal Article
Nomenclature of a bivalve boring from the Upper Ordovician of the midwestern United States
Journal: Journal of Paleontology
Publisher: Paleontological Society
Published: 01 March 1988
Journal of Paleontology (1988) 62 (2): 306–308.
1
GeoRef Thesaurus
Richmondian
Scope Notes: North America. Upper Ordovician, above Maysvillian, below Lower Silurian. Before 2004, also search (Richmond Group or Richmond Formation) AND Upper Ordovician. Added to Thesaurus in 1985.
Broader Terms: