USNM Locality 41792: Delamaran, Nevada

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Trilobita - Ptychopariida - Ptychopariidae
Kochiella brevaspis Sundberg and McCollum 2002
Trilobita - Ptychopariida
Hadrocephalites rhytidodes Sundberg and McCollum 2002
see common names

Geography
Country:United States State/province:Nevada County:Lincoln
Coordinates: 37.6° North, 115.8° West (view map)
Paleocoordinates:2.3° South, 93.8° West
Basis of coordinate:stated in text
Altitude:5830 feet
Time
Period: Cambrian
10 m.y. bin: Cambrian 3
Key time interval: Delamaran Trilobite zone:  Plagiura - Poliella
Age range of interval: 511 - 506.5 m.y. ago
Stratigraphy
Formation:Carrara Member:Susan Duster Limestone
Regional section:Pyramid Shale Regional bed:102.5-103.0 m
Regional order:bottom to top
Stratigraphic resolution:bed
Lithology and environment
Primary lithology: "limestone"
Environment:carbonate indet. Tectonic setting:passive margin
Taphonomy
Modes of preservation:mold/impression
Size of fossils:macrofossils,mesofossils
Collection methods and comments
Collection methods:field collection
Reason for describing collection:taxonomic analysis
Museum repositories:USNM
Metadata
Database number:225271
Authorizer:P. Wagner Enterer:P. Wagner
Modifier:P. Wagner Research group:marine invertebrate
Created:2022-05-01 20:54:45 Last modified:2022-05-01 21:02:46
Access level:the public Released:2022-05-01 20:54:45
Creative Commons license:CC BY
Reference information

Primary reference:
81549. F. A. Sundberg and L. B. McCollum. 2002. Kochiella Poulsen, 1927, and Hadrocephalites new genus (Trilobita: Ptychopariida) from the early middle Cambrian of western North America. Journal of Paleontology 76(1):76-94 [P. Wagner/P. Wagner]