Where: Millard County, Utah (39.4° N, 113.3° W: paleocoordinates 4.3° S, 91.7° W)
• outcrop-level geographic resolution
When: Ptychagnostus atavus trilobite zone, Marjum Formation, Middle Cambrian (513.0 - 501.0 Ma)
• STRATIGRAPHIC RELATIONS: From the Marjum Fm, which overlies the Wheeler Fm. AGE: Marjumian; Ptychagnostus atavus Zone. STRATIGRAPHIC POSITION: From a bed in succession, about 250 m above the base of the Marjum Fm.
• bed-level stratigraphic resolution
Environment/lithology: marine; lithified, calcareous packstone
Size class: macrofossils
Preservation: replaced with silica
Collection methods: bulk, chemical,
• COLLECTOR: Not stated in text. REPOSITORY: University of Kansas Museum of Invertebrate Paleontology.
Primary reference: A. J. Rowell and N. E. Caruso. 1985. The evolutionary significance of Nisusia sulcata, an early articulate brachiopod. Journal of Paleontology 59(5):1227-1242 [A. Hendy/A. Hendy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 86725: authorized by Austin Hendy, entered by Austin Hendy on 14.02.2009
Creative Commons license: CC BY (attribution)
Taxonomic list
Kutorginata | |
"Nisusia sulcata" = Narynella sulcata
"Nisusia sulcata" = Narynella sulcata Rowell and Caruso 1985 |