Mineral Ridge, Localities 1574: Montezuman, Nevada

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Trilobita - Redlichiida - Holmiidae
Grandinasus argentus (Walcott 1910)
see common names

Geography
Country:United States State/province:Nevada County:Esmeralda
Coordinates: 37.8° North, 117.8° West (view map)
Paleocoordinates:3.1° South, 96.7° West
Basis of coordinate:stated in text
Geographic resolution:outcrop
Time
Period: Cambrian Epoch: Series 2
Stage: Stage 3 10 m.y. bin: Cambrian 2
Key time interval: Montezuman Zone:  Nevadella
Age range of interval: 519.9 - 514.8 m.y. ago
Stratigraphy
Formation:Poleta Member:Lower Mb.
Stratigraphy comments: shale unit of lower member
Lithology and environment
Primary lithology: "shale"
Environment:offshore indet.
Geology comments: middle shale unit of the lower member of the Poleta Formation
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils,mesofossils
Collection methods and comments
Reason for describing collection:taxonomic analysis
Metadata
Database number:140576
Authorizer:W. Kiessling Enterer:M. Krause
Modifier:M. Krause Research group:marine invertebrate
Created:2013-03-12 21:06:41 Last modified:2013-03-13 06:30:05
Access level:authorizer only Released:2013-06-12 21:06:41
Creative Commons license:CC BY
Reference information

Primary reference:

45528. J. S. Hollingsworth. 2006. Holmiidae (Trilobita: Olenellina) of the Montezuman Stage (Early Cambrian) in Western Nevada. Journal of Paleontology 80(2):309-332 [W. Kiessling/M. Krause]