USNM 10757. Lower Breccia. West flank, mouth of Coal Canyon: Siegen, Nevada

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Strophomenata - Orthotetida - Areostrophiidae
Aesopomum cf. varistriatus Johnson 1970
Strophomenata - Orthotetida - Schuchertellidae
"Schuchertella" informal sp. A
Strophomenata - Strophomenida - Amphistrophiidae
Mesodouvillina cf. varistriata (Conrad 1842)
Strophomenata - Strophomenida - Rafinesquinidae
Leptaena informal sp. A
Strophomenata - Strophomenida - Leptaenoideidae
Leptaenisca sp. Beecher 1890
Strophomenata - Strophomenida - Leptostrophiidae
"Brachyprion" mirabilis Johnson 1970
Leptostrophia informal sp. A
Strophomenata - Strophomenida - Strophonellidae
Strophonella cf. bohemica (Barrande 1848)
Rhynchonellata - Atrypida - Atrypidae
Atrypa reticularis (Linnaeus 1758)
Rhynchonellata - Atrypida - Atrypinidae
Spirigerina supramarginalis (Khalfin 1948)
Atrypina simpsoni Johnson 1970
Rhynchonellata - Spiriferida - Reticulariidae
? Reticulariopsis informal sp. A
Rhynchonellata - Spiriferida - Xenomartiniidae
Quadrithyris cf. minuens (Barrande 1879)
Rhynchonellata - Spiriferida - Ambocoeliidae
Ambocoelia sp. Hall 1860
Rhynchonellata - Pentamerida - Gypidulidae
Gypidula cf. pseudogaleata (Hall 1857)
Sieberella cf. problematica (Barrande 1847)
Rhynchonellata - Pentamerida - Parastrophinidae
Anastrophia cf. magnifica Kozlowski 1929
Rhynchonellata - Spiriferinida - Cyrtinidae
Cyrtina informal sp. A
Rhynchonellata - Athyridida - Meristellidae
Meristina informal sp. A
Rhynchonellata - Orthida - Hesperorthidae
"Dolerorthis" sp. Schuchert and Cooper 1931
Rhynchonellata - Orthida - Schizophoriidae
Schizophoria parafragilis Johnson 1970
Rhynchonellata - Orthida - Dalmanellidae
Levenea informal sp. A
Protocortezorthis windmillensis Johnson and Talent 1967
Rhynchonellata - Orthida - Rhipidomellidae
Dalejina informal sp. A
Rhynchonellata - Rhynchonellida - Machaerariidae
Machaeraria sp. Cooper 1955
see common names

Geography
Country:United States State/province:Nevada County:Eureka
Coordinates: 40.1° North, 116.4° West (view map)
Paleocoordinates:19.4° South, 60.1° West
Basis of coordinate:based on nearby landmark
Altitude:6320 feet
Geographic resolution:outcrop
Time
Period: Devonian Epoch: Early Devonian
Stage: Pragian 10 m.y. bin: Devonian 1
Key time interval: Siegen Graptolite zone:  Monograptus hercynicus nevadensis
Age range of interval: 410.8 - 407.6 m.y. ago
Stratigraphy
Formation:Windmill Limestone Member:Quadrithyris Zone
Stratigraphic resolution:group of beds
Lithology and environment
Primary lithology: "limestone"
Environment:carbonate indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Reason for describing collection:taxonomic analysis
Museum repositories:USNM
Collection method comments: Collectors: J. G. Johnson, 1957, 1958; M.A. Murphy, 1957; E. L. Winterer,
1957, 1962; H. Masursky, 1960; N. G. Lane, 1962; A. J. Boucot, 1963.
Metadata
Also known as:Loc. 4812, DWLB, HF-34
Database number:164730
Authorizer:P. Wagner Enterer:P. Wagner
Modifier:P. Wagner Research group:marine invertebrate
Created:2014-12-14 21:38:52 Last modified:2014-12-16 17:25:33
Access level:the public Released:2014-12-14 21:38:52
Creative Commons license:CC BY
Reference information

Primary reference:
46256. J. G. Johnson. 1970. Great Basin Lower Devonian Brachiopoda. Geological Society of America Special Paper (131)1-421 [P. Wagner/P. Wagner]