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Poleta, USA

FormationPoleta
Member(s)Lower
middle
upper
Age:516 - 513 Ma
Cambrian
IntervalCaerfai
Lithologyshale, siltstone, "limestone", "reef rocks", "siliciclastic", "limestone"/siltstone
Number of Collections33
Number of Occurrences70

Recorded Sample Locations

LocationRegionStratigraphic Name
White-Inyo Mtns. PoletaFarmInyo County, California, USAPoleta
White Mountains [Middle MbrMono County, California, USAPoleta
Poleta FormationMono County, California, USAPoleta - upper
Below Montezuman/Dyeran proposed stratotypeEsmeralda County, Nevada, USAPoleta - middle
Stewarts MillEsmeralda County, Nevada, USAPoleta
Stewart's Mill reefEsmeralda County, Nevada, USAPoleta
WP-1Inyo County, California, USAPoleta - Upper
Fish Lake Valley areaEsmeralda County, Nevada, USAPoleta
Slate RidgeEsmeralda County, Nevada, USAPoleta
Northern Montezuma RangeEsmeralda County, Nevada, USAPoleta - Lower Mb.
Gold PointEsmeralda County, Nevada, USAPoleta - Lower Mb.
Gold PointEsmeralda County, Nevada, USAPoleta - Lower Mb.
Mineral RidgeEsmeralda County, Nevada, USAPoleta - Lower Mb.
East of Mount JacksonEsmeralda County, Nevada, USAPoleta - Lower Mb.
Poleta FoldsInyo County, California, USAPoleta - Middle
USNM Locality 1p. 3 miles southeast of Barrel SpringEsmeralda County, Nevada, USAPoleta - Upper
UNSM "Green" Locality 1fEsmeralda County, Nevada, USAPoleta - Middle
USGS 6383-COEsmeralda County, Nevada, USAPoleta
USGS 6387-COEsmeralda County, Nevada, USAPoleta
USGS 6388-COEsmeralda County, Nevada, USAPoleta
USGS 6371-COEsmeralda County, Nevada, USAPoleta
USGS 6372-COEsmeralda County, Nevada, USAPoleta
USGS 6373-COEsmeralda County, Nevada, USAPoleta
USGS 6374-COEsmeralda County, Nevada, USAPoleta
UCLA 6759Inyo County, California, USAPoleta
UCLA 6769Inyo County, California, USAPoleta
UCLA 6770Esmeralda County, Nevada, USAPoleta
UCLA 6777Inyo County, California, USAPoleta
UCLA 6887Inyo County, California, USAPoleta - middle
UCLA 6763Inyo County, California, USAPoleta
UCLA 6096Inyo County, California, USAPoleta - Upper
UCLA 6099Inyo County, California, USAPoleta - Upper
UCLA 6101Inyo County, California, USAPoleta - Upper
UCLA 6105Inyo County, California, USAPoleta - Upper
UCLA 6106Inyo County, California, USAPoleta - Upper
UCLA 6107Inyo County, California, USAPoleta - Upper
UCLA 6050Inyo County, California, USAPoleta

Associated Units

Stratigraphic NameAgeLithologyOccurrence Records
Badger Flat470 - 458 Ma
Ordovician
lime mudstone, "limestone"46
Barrel Spring461 - 443 Ma
Paleozoic
lime mudstone, "shale"/mudstone, "shale", mudstone41
Barrel Spring - Upper470 - 458 Ma
Middle Ordovician
shale14
Campito - Montenegro530 - 513 Ma
Cambrian
siliciclastic, siltstone/sandstone, sandstone/packstone, siltstone, "shale"/sandstone, sandstone/"limestone", "shale"/siltstone, "limestone"/sandstone, sandstone, "limestone"/siltstone147
Poleta - middle516 - 513 Ma
Cambrian
siltstone/"limestone", sandstone/siltstone, "shale", siltstone/sandstone29
Poleta - upper516 - 513 Ma
Cambrian
limestone, mudstone, quartzite, siltstone20

Recorded Fossils

Accepted NameHierarchyAge
Algae
informal
98Algae530 - 516 Ma
Cambrian
Hyolitha
phylum
2Animalia : Hyolitha516 - 513 Ma
Cambrian
Hyolithes sp.
genus
6Animalia : Hyolitha : Hyolithida : Hyolithidae : Hyolithes530 - 513 Ma
Cambrian
Bergaueria sp.
genus
6Bergaueria530 - 513 Ma
Cambrian
Epiphyton sp.
genus
6Epiphyton530 - 516 Ma
Cambrian
Planolites annularius
species
7Animalia : Planolites : Planolites annularius516 - 513 Ma
Cambrian
Planolites beverleyensis
species
7Animalia : Planolites : Planolites beverleyensis516 - 513 Ma
Cambrian
Planolites montanus
species
7Animalia : Planolites : Planolites montanus516 - 513 Ma
Cambrian
Planolites reticulatus
species
7Planolites : Planolites reticulatus516 - 513 Ma
Cambrian
Planolites striatus
species
7Planolites : Planolites striatus516 - 513 Ma
Cambrian
Skolithos bulbus
species
7Skolithos : Skolithos bulbus516 - 513 Ma
Cambrian
Taphrhelminthopsis nelsoni
species
7Plantae : Taphrhelminthopsis : Taphrhelminthopsis nelsoni516 - 513 Ma
Cambrian
Westgardia gigantea
species
7Animalia : Westgardia : Westgardia gigantea516 - 513 Ma
Cambrian
Paranacyathus sp.
genus
6Pycnoidocyathidae : Paranacyathus516 - 513 Ma
Cambrian
Swartpuntia sp.
genus
6Animalia : Petalonamae : Swartpuntia530 - 513 Ma
Cambrian
Chancelloria sp.
genus
6Animalia : Problematica : Coeloscleritophora : Chancelloriida : Chancelloriidae : Chancelloria516 - 513 Ma
Cambrian
Trilobita
class
3Animalia : Arthropoda : Trilobita516 - 513 Ma
Cambrian
Ptychoparia sp.
genus
6Animalia : Arthropoda : Trilobita : Ptychopariida : Ptychopariidae : Ptychoparia516 - 513 Ma
Cambrian
Esmeraldina rowei
species
7Animalia : Arthropoda : Trilobita : Redlichiida : Holmiidae : Esmeraldina : Esmeraldina rowei530 - 516 Ma
Cambrian
Grandinasus sp.
genus
6Animalia : Arthropoda : Trilobita : Redlichiida : Holmiidae : Grandinasus530 - 516 Ma
Cambrian
Grandinasus auricampus
species
7Animalia : Arthropoda : Trilobita : Redlichiida : Holmiidae : Grandinasus : Grandinasus auricampus530 - 516 Ma
Cambrian
Grandinasus patulus
species
7Animalia : Arthropoda : Trilobita : Redlichiida : Holmiidae : Grandinasus : Grandinasus patulus530 - 516 Ma
Cambrian
Holmiella sp.
genus
6Animalia : Arthropoda : Trilobita : Redlichiida : Holmiidae : Holmiella530 - 516 Ma
Cambrian
Holmiella falx
species
7Animalia : Arthropoda : Trilobita : Redlichiida : Holmiidae : Holmiella : Holmiella falx530 - 516 Ma
Cambrian
Holmiidae
family
5Animalia : Arthropoda : Trilobita : Redlichiida : Holmiidae541 - 513 Ma
Cambrian
Montezumaspis sp.
genus
6Animalia : Arthropoda : Trilobita : Redlichiida : Holmiidae : Montezumaspis530 - 516 Ma
Cambrian
Montezumaspis parallela
species
7Animalia : Arthropoda : Trilobita : Redlichiida : Holmiidae : Montezumaspis : Montezumaspis parallela530 - 516 Ma
Cambrian
Laudonia sp.
genus
6Animalia : Arthropoda : Trilobita : Redlichiida : Olenellidae : Laudonia541 - 513 Ma
Cambrian
Nevadella sp.
genus
6Animalia : Arthropoda : Trilobita : Redlichiida : Nevadiidae : Nevadella530 - 513 Ma
Cambrian
Nevadella eucharis
species
7Animalia : Arthropoda : Trilobita : Redlichiida : Nevadiidae : Nevadella : Nevadella eucharis530 - 516 Ma
Cambrian
Nevadia sp.
genus
6Animalia : Arthropoda : Trilobita : Redlichiida : Nevadiidae : Nevadia530 - 516 Ma
Cambrian
Nevadia fritzi
species
7Animalia : Arthropoda : Trilobita : Redlichiida : Nevadiidae : Nevadia : Nevadia fritzi530 - 516 Ma
Cambrian
Nevadia weeksi
species
7Animalia : Arthropoda : Trilobita : Redlichiida : Nevadiidae : Nevadia : Nevadia weeksi530 - 516 Ma
Cambrian
Cirquella nelsoni
species
7Animalia : Arthropoda : Trilobita : Redlichiida : Cirquella : Cirquella nelsoni530 - 516 Ma
Cambrian
Geraldinella sp.
genus
6Animalia : Arthropoda : Trilobita : Redlichiida : Nevadiidae : Geraldinella530 - 516 Ma
Cambrian
Judomia sp.
genus
6Animalia : Arthropoda : Trilobita : Redlichiida : Judomiidae : Judomia541 - 513 Ma
Cambrian
Mesonacis fremonti
species
7Animalia : Arthropoda : Trilobita : Redlichiida : Olenellidae : Mesonacis : Mesonacis fremonti516 - 513 Ma
Cambrian
Olenellidae
family
5Animalia : Arthropoda : Trilobita : Redlichiida : Olenellidae541 - 513 Ma
Cambrian
Olenellus sp.
genus
6Animalia : Arthropoda : Trilobita : Redlichiida : Olenellidae : Olenellus541 - 513 Ma
Cambrian
Grandinasus argentus
species
7Animalia : Arthropoda : Trilobita : Redlichiida : Holmiidae : Grandinasus : Grandinasus argentus516 - 513 Ma
Cambrian
Olenellus gilberti
species
7Animalia : Arthropoda : Trilobita : Redlichiida : Olenellidae : Olenellus : Olenellus gilberti516 - 513 Ma
Cambrian
Wanneria sp.
genus
6Animalia : Arthropoda : Trilobita : Redlichiida : Olenellidae : Wanneria541 - 513 Ma
Cambrian
Wanneria gracile
species
7Animalia : Arthropoda : Trilobita : Redlichiida : Olenellidae : Wanneria : Wanneria gracile516 - 513 Ma
Cambrian
Brachiopoda
phylum
2Animalia : Brachiopoda516 - 513 Ma
Cambrian
Kutorgina sp.
genus
6Animalia : Brachiopoda : Kutorginata : Kutorginida : Kutorginidae : Kutorgina530 - 513 Ma
Cambrian
Spinulothele sp.
genus
6Animalia : Brachiopoda : Lingulata : Lingulida : Acrothelidae : Spinulothele530 - 513 Ma
Cambrian
Lingulella sp.
genus
6Animalia : Brachiopoda : Lingulata : Lingulida : Obolidae : Lingulella530 - 513 Ma
Cambrian
Siphonotreta sp.
genus
6Animalia : Brachiopoda : Lingulata : Siphonotretida : Siphonotretidae : Siphonotreta516 - 513 Ma
Cambrian
Swantonia sp.
genus
6Animalia : Brachiopoda : Obolellata : Naukatidae : Swantonia530 - 513 Ma
Cambrian
Obolella sp.
genus
6Animalia : Brachiopoda : Obolellata : Obolellida : Obolellidae : Obolella516 - 513 Ma
Cambrian
Micromitra (Paterina) prospectensis
species
7Animalia : Brachiopoda : Paterinata : Paterinida : Paterinidae : Paterina : Micromitra (Paterina) prospectensis516 - 513 Ma
Cambrian
Paterina sp.
genus
6Animalia : Brachiopoda : Paterinidae : Paterina516 - 513 Ma
Cambrian
Pompeckium argenteum
species
7Animalia : Brachiopoda : Rhynchonellata : Orthida : Eoorthidae : Pompeckium : Pompeckium argenteum516 - 513 Ma
Cambrian
Archaeotrypa sp.
genus
6Animalia : Cnidaria : Anthozoa : Archaeotrypa530 - 516 Ma
Cambrian
Echinodermata
phylum
2Animalia : Echinodermata516 - 513 Ma
Cambrian
Eocrinoidea
class
3Animalia : Echinodermata : Eocrinoidea530 - 513 Ma
Cambrian
Helicoplacus sp.
genus
6Animalia : Echinodermata : Helicoplacoidea : Helicoplacidae : Helicoplacus530 - 513 Ma
Cambrian
Helicoplacus gilberti
species
7Animalia : Echinodermata : Helicoplacoidea : Helicoplacidae : Helicoplacus : Helicoplacus gilberti530 - 516 Ma
Cambrian
Polyplacus kilmeri
species
7Animalia : Echinodermata : Helicoplacoidea : Helicoplacidae : Polyplacus : Polyplacus kilmeri530 - 516 Ma
Cambrian
Waucobella nelsoni
species
7Animalia : Echinodermata : Helicoplacoidea : Helicoplacidae : Waucobella : Waucobella nelsoni530 - 516 Ma
Cambrian
Helcionelloida
class
3Animalia : Mollusca : Helcionelloida516 - 513 Ma
Cambrian
Helcionella subrugosa
species
7Animalia : Mollusca : Helcionelloida : Helcionellida : Helcionellidae : Helcionella : Helcionella subrugosa516 - 513 Ma
Cambrian
Helcionellidae
family
5Animalia : Mollusca : Helcionellidae541 - 513 Ma
Cambrian
Stenothecoides elongata
species
7Animalia : Mollusca : Stenothecoida : Cambridioida : Cambridiidae : Stenothecoides : Stenothecoides elongata516 - 513 Ma
Cambrian
Porifera
phylum
2Animalia : Porifera530 - 516 Ma
Cambrian
Archaeocyatha
class
3Animalia : Porifera : Archaeocyatha530 - 513 Ma
Cambrian
Archaeocyathida
order
4Animalia : Porifera : Irregulares : Archaeocyathida530 - 516 Ma
Cambrian
Retilamina sp.
genus
6Animalia : Porifera : Irregulares : Retilamina516 - 513 Ma
Cambrian
Archaeocyathus sp.
genus
6Animalia : Porifera : Archaeocyathidae : Archaeocyathus516 - 513 Ma
Cambrian
Protopharetra sp.
genus
6Animalia : Archaeocyathidae : Protopharetra516 - 513 Ma
Cambrian
Renalcis sp.
genus
6Bacteria : Cyanobacteria : Renalcis530 - 516 Ma
Cambrian

References

Sprinkle J. (1973) Morphology and evolution of blastozoan echinoderms, Harvard University Museum of Comparative Zoology, Special Publication, 1-283
Alpert S. P. (1973) Bergaueria Prantl (Cambrian and Ordovician), a Probable Actinian Trace Fossil, Journal of Paleontology 47 5, 919-924
Firby J. B., Durham J. W. (1974) Molluscan radula from earliest Cambrian 48 6, 1109-1119
Alpert S. P. (1975) Planolites and Skolithos from the Upper Precambrian-Lower Cambrian, White-Inyo Mountains, California, Journal of Paleontology 49 3, 508-521
Robinson P. T., Stewart J. H., et al (1976) Geologic map of the Rhyolite Ridge quadrangle, Esmeralda County, Nevada doi:10.3133/gq1325
Rowell A. J. (1977) Early Cambrian Brachiopods from the Southwestern Great Basin of California and Nevada, Journal of Paleontology 51 1, 68-85
Kobluk D. R. (1981) Earliest cavity-dwelling organisms (coelobionts), Lower Cambrian Poleta Formation, Nevada, Canadian Journal of Earth Sciences 18 4, 669-679
Rowland S. M., Carlson S. J. (1983) Westgardia gigantea, a new Lower Cambrian fossil from eastern California, Journal of Paleontology 57 6, 1317-1320
Rowland S. M., Gangloff R. A. (1988) Structure and paleoecology of Lower Cambrian reefs, Palaios 3, 111-135
Hollingsworth J. S. (1999) Proposed stratotype section and point for the base of the Dyeran Stage, Laurentai 99: V field conference of the Cambrian Stage and Subdivision, 38-42
Hagadorn J. W., Schellenberg S. A., et al (2000) Paleoecology of a large Early Cambrian bioturbator, Lethaia 33, 142-156
Hagadorn J. W., Fedo C. M., et al (2000) Early Cambrian edicaran-type fossils from California, Journal of Paleontology 74 4, 731-740
Lieberman B. S. (2001) Phylogenetic analysis of the Olenellina Walcott, 1890 (Trilobita, Cambrian), Journal of Paleontology 75 1, 96-115 doi:10.1666/0022-3360(2001)075<0096:PAOTOW>2.0.CO;2
Wilbur B. C. (2006) Reduction in the number of Early Cambrian helicoplacoid species, Palaeoworld 15, 283-293 doi:10.1016/j.palwor.2006.10.009
Hollingsworth J. S. (2006) Holmiidae (Trilobita: Olenellina) of the Montezuman Stage (Early Cambrian) in Western Nevada, Journal of Paleontology 80 2, 309-332
Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!
 
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