Where: Utah (39.4° N, 113.7° W: paleocoordinates 10.0° N, 38.3° W)
• coordinate stated in text
• small collection-level geographic resolution
When: Owenites beds ammonoid zone, Thaynes Formation, Smithian (251.3 - 247.2 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: offshore; lithified limestone
Size class: macrofossils
Preservation: cast
Collection methods: Repository: CNRS Biogéosciences, Université de Bourgogne (UBGD)
Primary reference: A. Brayard, K. G. Bylund, J. F. Jenks, D. A. Stephen, N. Olivier, G. Escarguel, E. Fara and E. Vennin. 2013. Smithian ammonoid faunas from Utah: implications for Early Triassic biostratigraphy, correlation and basinal paleogeography. Swiss Journal of Palaeontology 132:141-219 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 156023: authorized by Matthew Clapham, entered by Matthew Clapham on 07.05.2014
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Aspenites acutus Hyatt and Smith 1905 ceratite | |
Hedenstroemia kossmati Hyatt and Smith 1905 ceratite | |
Inyoites oweni Hyatt and Smith 1905 ceratite | |
Dieneroceras dieneri Hyatt and Smith 1905 ceratite | |
? Xiaoqiaoceras americanum n. sp.
? Xiaoqiaoceras americanum n. sp. Brayard et al. 2013 ceratite | |
Juvenites cf. thermarum Smith 1927 ceratite | |
Parussuria compressa Hyatt and Smith 1905 ceratite | |
Lanceolites bicarinatus Smith 1932 ceratite
Lanceolites compactus Hyatt and Smith 1905 ceratite | |
Xenoceltites cordilleranus Smith 1932 ceratite |