D 821 CO. Meiklejohn mud-mound flanking bed: Fennian, Nevada

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Rhynchonellata - Orthida - Anomalorthidae
Anomalorthis cf. fascicostellatus Ross 1970
Rhynchonellata - Orthida - Orthidae
Orthambonites sp. Pander 1830
Rhynchonellata - Orthida - Orthidiellidae
Orthidiella cf. longwelli Ulrich and Cooper 1938
see common names

Geography
Country:United States State/province:Nevada County:Nye
Coordinates: 36.9° North, 116.7° West (view map)
Paleocoordinates:6.1° South, 83.6° West
Basis of coordinate:based on nearby landmark
Geographic resolution:small collection
Time
Period: Ordovician
10 m.y. bin: Ordovician 2
Key time interval: Fennian
Age range of interval: 471.1 - 468.4 m.y. ago
Stratigraphy
Geological group:Pogonip Formation:Antelope Valley
Stratigraphic resolution:bed
Stratigraphy comments: Lower Antelope Valley Limestone, 315 ft above the base of the mud-mound, 383 ft above base of the formation, Orthidiella Zone, Early Whiterockian
Lithology and environment
Primary lithology: lithified "limestone"
Lithology description: flanking bed of the mud-mound
Environment:perireef or subreef
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Collection methods:field collection
Reason for describing collection:taxonomic analysis
Museum repositories:USGS
Metadata
Also known as:USGS D 821 CO
Database number:80075
Authorizer:W. Kiessling Enterer:U. Merkel
Modifier:J. Marcot Research group:marine invertebrate
Created:2008-04-02 05:03:40 Last modified:2023-09-05 14:16:32
Access level:the public Released:2008-04-02 05:03:40
Creative Commons license:CC BY
Reference information

Primary reference:
25409. R. J. Ross, Jr. 1972. Fossils from the Ordovician bioherm at Meiklejohn Peak, Nevada. United States Geological Survey Professional Paper 685 [S. Finnegan/S. Finnegan/U. Merkel]