(Zone of Cylindrical Triticites) - Bird Spring Fm., Arrow Canyon: Kasimovian, Nevada

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Rhynchonellata - Orthida - Rhipidomellidae
Rhynchonellata - Orthida - Schizophoriidae
sp. A and sp. B
Strophomenata - Orthotetida - Derbyiidae
Strophomenata - Productida - Productellidae
Rhynchonellata - Spiriferida - Trigonotretidae
Rhynchonellata - Athyridida - Neoretziidae
Rhynchonellata - Athyridida - Athyrididae
Composita sp. Brown 1849
Rhynchonellata - Spiriferida - Ambocoeliidae
Crurithyris expansa (Dunbar and Condra 1932)
Rhynchonellata - Spiriferida - Trigonotretidae
Neospirifer sp. Fredericks 1919
Strophomenata - Productida - Linoproductidae
Strophomenata - Productida - Paucispiniferidae
Strophomenata - Productida - Productellidae
Kozlowskia splendens (Norwood and Pratten 1855)
Strophomenata - Orthotetida - Meekellidae
Strophomenata - Strophomenida - Chonetidae
Strophomenata - Strophomenida - Rugosochonetidae
see common names

Geography
Country:United States State/province:Nevada County:Clark
Coordinates: 36.7° North, 114.8° West (view map)
Paleocoordinates:5.6° North, 40.8° West (Wright 2013)
Basis of coordinate:estimated from map
Geographic resolution:outcrop
Time
Period: Carboniferous Epoch: Pennsylvanian
Stage: Kasimovian 10 m.y. bin: Carboniferous 5
Key time interval: Kasimovian
Age range of interval: 307 - 303.7 m.y. ago
Stratigraphy
Formation:Bird Spring
Stratigraphic resolution:group of beds
Stratigraphy comments: Missourian (Cylindrical Triticites Zone) is equivalent to Kasimovian at Arrow Canyon (Bishop et al., 2010 Geosphere 6:1-34)
Lithology and environment
Primary lithology: lithified cherty/siliceous "limestone"
Secondary lithology: lithified silty "limestone"
Environment:shallow subtidal indet.
Taphonomy
Modes of preservation:body,original silica
Size of fossils:macrofossils,mesofossils
Collection methods and comments
Collection methods:bulk,chemical
Reason for describing collection:biostratigraphic analysis
Metadata
Database number:144024
Authorizer:N. Bonuso Enterer:P. Monarrez
Created:2013-04-29 10:03:45 Last modified:2025-02-22 15:12:02
Access level:the public Released:2013-04-29 10:03:45
Creative Commons license:CC0
Reference information

Primary reference:
46564. R. L. Langenheim, Jr., B. G. Huff, E. W. Lipman and R. C. Vaiden. 1985. Preliminary report of the brachiopod fauna, Arrow Canyon section, southern Nevada, U.S.A. Xth International Congress, Carboniferous Stratigraphy and Geology, Madrid, 1983, Compte rendu 2:425-433 [N. Bonuso/P. Monarrez/P. Monarrez]