Shoshone Mountains: Pelsonian, Nevada
collected by J.D. Whitney

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Cephalopoda - Ceratitida - Balatonitidae
Balatonites kingi n. sp. Smith 1914
Smith 1914
Balatonites shoshonensis n. sp. Hyatt and Smith 1905
Cephalopoda - Ceratitida - Acrochordiceratidae
Acrochordiceras hyatti Meek 1877
    = Acrochordiceras cf. carolinae von Mojsisovics 1882
Silberling and Nichols 1982
    = Acrochordiceras carolinae von Mojsisovics 1882
Monnet et al. 2010
Cephalopoda - Ceratitida - Longobarditidae
Longobardites nevadanus n. sp. Hyatt and Smith 1905
recombined as Intornites nevadanus
Bivalvia - Carditida - Cardiniidae
? Cardinia ponderosa n. sp. Gabb 1870
Gabb 1870
Bivalvia - Pectinida - Pseudomonotidae
Monotis circularis n. sp. Gabb 1870
Gabb 1870
recombined as Pseudomonotis circularis
Bivalvia - Ostreida - Posidoniidae
Posidonomya blatchleyi n. sp. Gabb 1870
Gabb 1870
recombined as Posidonia blatchleyi
see common names

Geography
Country:United States State/province:Nevada
Coordinates: 39.9° North, 117.5° West (view map)
Paleocoordinates:10.3° North, 41.6° West
Basis of coordinate:based on nearby landmark
Geographic resolution:outcrop
Time
Period:Triassic Epoch:Middle Triassic
Stage:Anisian 10 m.y. bin:Triassic 2
*Period:Middle Triassic
Key time interval:Pelsonian Ammonoid zone: shoshonensis
Age range of interval:244.70000 - 243.80000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Stratigraphic resolution:group of beds
Lithology and environment
Primary lithology: lithified "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:MCZ
Collectors:J.D. Whitney
Metadata
Also known as:New Pass
Database number:33201
Authorizer:D. Bottjer, J. Marcot, M. Clapham Enterer:C. Powers, M. Clapham, J. Marcot
Modifier:M. Clapham Research group:marine invertebrate
Created:2003-07-23 17:32:13 Last modified:2013-04-16 19:25:34
Access level:the public Released:2003-07-23 17:32:13
Creative Commons license:CC BY
Reference information

Primary reference:
8855. A. Hyatt and J. P. Smith. 1905. The Triassic cephalopod genera of America. United States Geological Survey Professional Paper 40:1-394 [D. Bottjer/C. Powers/M. Clapham]

Secondary references:

72501 W. M. Gabb. 1870. Descriptions of some secondary fossils from the Pacific states. American Journal of Conchology 5:5-18 [J. Marcot/J. Marcot]
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]
10526 N. J. Silberling and K. M. Nichols. 1982. Middle Triassic Molluscan Fossils of Biostratigraphic Significance from the Humboldt Range, Northwestern Nevada. Geological Survey Professional Paper 1207 [A. McGowan/A. McGowan/A. McGowan]
8848 J. P. Smith. 1914. The Middle Triassic marine invertebrate faunas of North America. United States Geological Survey Professional Paper 83:1-254 [D. Bottjer/C. Powers/M. Clapham]