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Laketown Dolomite - High Lake, White Pine Co., Nevada, USA

FormationLaketown Dolomite
MemberHigh Lake
Age:441 - 439 Ma
Silurian
IntervalAeronian
Lithologydolomite
Number of Collections13
Number of Occurrences50

Recorded Sample Locations

LocationRegionStratigraphic Name
Tony Grove Lake MemberWhite Pine Co., Nevada, USALaketown Dolomite - High Lake

Associated Units

Stratigraphic NameAgeLithologyOccurrence Records
Laketown Dolomite - Gettel Lake441 - 427 Ma
Silurian
dolomite10
Laketown Dolomite - Jack Valley439 - 427 Ma
Silurian
dolomite50
Laketown Dolomite - Portage Canyon439 - 427 Ma
Silurian
dolomite18
Laketown Dolomite - Tony Grove Lake443 - 441 Ma
Silurian
dolomite19
Lone Mountain Dolomite439 - 427 Ma
Silurian
dolomite1

Recorded Fossils

Accepted NameHierarchyAge
Atrypa sp.
genus
Animalia : Brachiopoda : Rhynchonellata : Atrypida : Atrypidae : Atrypa440.8 - 438.5 Ma
Silurian
Atrypa hedei
species
Animalia : Brachiopoda : Rhynchonellata : Atrypida : Atrypidae : Atrypa : Atrypa hedei440.8 - 438.5 Ma
Silurian
Plectatrypa sp.
genus
Animalia : Brachiopoda : Rhynchonellata : Atrypida : Atrypidae : Plectatrypa440.8 - 438.5 Ma
Silurian
Atrypina sp.
genus
Animalia : Brachiopoda : Rhynchonellata : Atrypida : Atrypinidae : Atrypina440.8 - 438.5 Ma
Silurian
Spirigerina sp.
genus
Animalia : Brachiopoda : Rhynchonellata : Atrypida : Atrypinidae : Spirigerina440.8 - 438.5 Ma
Silurian
Orthida
order
Animalia : Brachiopoda : Rhynchonellata : Orthida440.8 - 438.5 Ma
Silurian
Isorthis sp.
genus
Animalia : Brachiopoda : Rhynchonellata : Orthida : Dalmanellidae : Isorthis440.8 - 438.5 Ma
Silurian
Resserella sp.
genus
Animalia : Brachiopoda : Rhynchonellata : Orthida : Dalmanellidae : Resserella440.8 - 438.5 Ma
Silurian
Dicoelosia biloba
species
Animalia : Brachiopoda : Rhynchonellata : Orthida : Dicoelosiidae : Dicoelosia : Dicoelosia biloba440.8 - 438.5 Ma
Silurian
Dolerorthidae
family
Animalia : Brachiopoda : Rhynchonellata : Orthida : Dolerorthidae440.8 - 438.5 Ma
Silurian
Dolerorthis flabellites
species
Animalia : Brachiopoda : Rhynchonellata : Orthida : Hesperorthidae : Dolerorthis : Dolerorthis flabellites440.8 - 438.5 Ma
Silurian
Pentamerida
order
Animalia : Brachiopoda : Rhynchonellata : Pentamerida440.8 - 438.5 Ma
Silurian
Pentameroides sp.
genus
Animalia : Brachiopoda : Rhynchonellata : Pentamerida : Pentameridae : Pentameroides440.8 - 438.5 Ma
Silurian
Pentamerus sp.
genus
Animalia : Brachiopoda : Rhynchonellata : Pentamerida : Pentameridae : Pentamerus440.8 - 438.5 Ma
Silurian
Virgiana utahensis
species
Animalia : Brachiopoda : Rhynchonellata : Pentamerida : Virgianidae : Virgiana : Virgiana utahensis440.8 - 438.5 Ma
Silurian
Cyrtia sp.
genus
Animalia : Brachiopoda : Rhynchonellata : Spiriferinida : Syringothyrididae : Cyrtia440.8 - 438.5 Ma
Silurian
Spirinella sp.
genus
Animalia : Brachiopoda : Rhynchonellata : Spiriferida : Reticulariidae : Spirinella440.8 - 438.5 Ma
Silurian
Davidsoniacea
superfamily
Animalia : Brachiopoda : Strophomenata : Strophomenida : Davidsoniacea440.8 - 438.5 Ma
Silurian
Strophomenida
order
Animalia : Brachiopoda : Strophomenata : Strophomenida440.8 - 438.5 Ma
Silurian
Eoplectodonta sp.
genus
Animalia : Brachiopoda : Strophomenata : Strophomenida : Sowerbyellidae : Eoplectodonta440.8 - 438.5 Ma
Silurian
Pentlandia sp.
genus
Animalia : Chordata : Osteichthyes : Phaneropleuridae : Pentlandia440.8 - 438.5 Ma
Silurian

References

Sheehan P. M. (1980) The Late Ordovician and Silurian of the Eastern Great Basin, Part 3. Brachiopods of the Tony Grove Lake Member of the Laketown Dolomite, Milwaukee Public Museum Contributions in Biology and Geology 30, 1-23
Sheehan P. M. (1982) Late Ordovician and Silurian of the eastern Great Basin Part 4. Late Llandovery and Wenlock brachiopods, Milwaukee Public Museum Contributions in Biology and Geology 50, 1-73
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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