Suplee-Izee area, OR-593 (Jurassic of the United States)
Where: Oregon (44.1° N, 119.4° W: paleocoordinates 33.9° N, 57.6° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Warm springs Member (Snowshoe Formation), Aalenian (175.6 - 171.6 Ma)
• bed-level stratigraphic resolution
Environment/lithology: basinal (); lithified, black, gray mudstone and lithified limestone
• Reddish-brown weathering, dark gray or black mudstone, fissile shale, and siltstone; occassionally with dark gray, weathering gray or white micritic limestone nodules.
Size class: microfossils
Primary reference: E. Pessagno, W. M. Six, and Q. Yang. 1989. The Xiphostylidae Haeckel and Parvivaccidae, n. fam, (Radiolaria) from the North American Jurassic. Micropaleontology 35(3):193-255 [J. Pálfy/A. Kocsis] more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 127221: authorized by József Pálfy, entered by Adam Kocsis on 04.05.2012