North Fork of Straight Canyon, HB 25, Northern Humboldt Range: Bithynian, Nevada

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Conodonta - Ozarkodinida - Gondolellidae
Magnigondolella alexanderi Golding and Orchard 2018
Golding and Orchard 2018 8 elements
Magnigondolella cyri Golding and Orchard 2018
Golding and Orchard 2018 8 elements
Magnigondolella julii Golding and Orchard 2018
Golding and Orchard 2018 10 elements
Cephalopoda - Ceratitida - Acrochordiceratidae
Acrochordiceras hyatti Meek 1877
Monnet et al. 2010
Cephalopoda - Ceratitida - Proarcestidae
Nevadisculites minutus Bucher 1992
5 specimens
Cephalopoda - Ceratitida - Megaphyllitidae
Megaphyllites wildhorsensis Bucher 1992
4 specimens
Cephalopoda - Ceratitida - Ceratitidae
Nicholsites newpassensis Bucher 1992
41 specimens
see common names

Geography
Country:United States State/province:Nevada
Coordinates: 40.5° North, 118.2° West (view map)
Paleocoordinates:11.1° North, 41.8° West
Basis of coordinate:estimated from map
Geographic resolution:small collection
Time
Period: Triassic Epoch: Middle Triassic
Stage: Anisian 10 m.y. bin: Triassic 2
Key time interval: Bithynian Zone:  Acrochordiceras hyatti
Age range of interval: 245.5 - 244.7 m.y. ago
Stratigraphy
Stratigraphic resolution:bed
Stratigraphy comments: Hadleyi Subzone
Lithology and environment
Primary lithology: lithified "limestone"
Secondary lithology: lithified siltstone
Environment:offshore indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils,microfossils
Collection methods and comments
Reason for describing collection:taxonomic analysis
Metadata
Database number:112736
Authorizer:M. Clapham, A. Dunhill Enterer:C. Feng, M. Clapham, B. Allen
Modifier:B. Allen Research group:marine invertebrate
Created:2011-07-16 05:45:02 Last modified:2020-06-30 05:46:06
Access level:the public Released:2011-07-16 05:45:02
Creative Commons license:CC BY
Reference information

Primary reference:
36268. H. Bucher. 1992. Ammonoids of the Hyatti Zone and the Anisian transgression in the Star Peak Group, Northwestern Nevada, USA. Palaeontographica Abteilung A 233:137-166 [M. Clapham/M. Clapham]

Secondary references:

72941 M. L. Golding and M. J. Orchard. 2018. Magnigondolella, a new conodont genus from the Triassic of North America. Journal of Paleontology 92(2):207-220 [A. Dunhill/B. Allen]
34222 C. Monnet, H. Bucher, M. Wasmer and J. Guex. 2010. Revision of the genus Acrochordiceras Hyatt, 1877 (Ammonoidea, Middle Triassic): morphology, biometry, biostratigraphy, and intra-specific variability. Palaeontology 53(5):961-996 [M. Clapham/M. Clapham]