Where: Utah (39.2° N, 113.5° W)
• Paleocoordinates: 18.9° N, 118.3° W (Wright 2013)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Tripodus laevis conodont zone, Juab Formation, Rangerian (471.3 - 470.3 Ma)
• Zone L (Paralenorthis-Orthidiella)
• bed-level stratigraphic resolution
Environment/lithology: lithified, shelly/skeletal limestone and lithified shale
Size class: macrofossils
Reposited in the USNM
Collection methods: bulk, mechanical,
Primary reference: R. A. Fortey and M.L. Droser. 1996. Trilobites at the base of the Middle Ordovician, western United States. Journal of Paleontology 70(1):73-99 [S. Holland/S. Holland/P. Wagner]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 37462: authorized by Steven Holland, entered by Steven Holland on 15.03.2004, edited by Melanie Hopkins
Creative Commons license: CC0 (CC0)
Taxonomic list
| Artiopoda | |
Psephosthenaspis glabrior, Petigurus inexpectatus, Madaraspis magnifica, Pseudoolenoides aspinosus, "Punka cf. nitida" = Punka nitidus, Uromystrum cf. validum
Psephosthenaspis glabrior Fortey and Droser 1996 trilobite
Petigurus inexpectatus Fortey and Droser 1996 trilobite
Madaraspis magnifica Fortey and Droser 1996 trilobite
Pseudoolenoides aspinosus Fortey and Droser 1996 trilobite
"Punka cf. nitida" = Punka nitidus Billings 1865 trilobite
Uromystrum cf. validum trilobite | |
|
Ischyrotoma juabensis Adrain et al. 2001 trilobite | |
|
Kawina wilsoni Ross 1972 trilobite | |
|
Kanoshia reticulata Fortey and Droser 1996 trilobite
Pseudomera arachnopyge Fortey and Droser 1996 trilobite
Ectenonotus whittingtoni Ross and Barnes 1967 trilobite | |