Where: Oregon (44.0° N, 119.5° W: paleocoordinates 34.8° N, 59.8° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Snowshoe Formation, Bajocian (170.3 - 168.3 Ma)
• bed-level stratigraphic resolution
Environment/lithology: marine; gray mudstone and gray lime mudstone
Size class: microfossils
Primary reference: E. A. Pessagno, Jr. and C.D. Blome. 1980. Upper Triassic and Jurassic Pantanelliinae from California, Oregon, and British Columbia. Micropaleontology 26(3):225-273 [A. Miller/K. Layou/D. Schramm]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 32741: authorized by Arnold Miller, entered by Karen Layou on 14.07.2003, edited by Adam Kocsis
Creative Commons license: CC BY (attribution)
Taxonomic list
Protozoa | |
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Pantanellium cumshewaense, Pantanellium sp., Gorgansium sp., Trillus elkhornensis, Zartus dickinsoni n. sp., Zartus imlayi n. sp., Zartus jonesi, Zartus sp., Zartus jurassicus, Zartus thayeri n. sp.
Pantanellium cumshewaense radiolarian
Pantanellium sp. Pessagno 1977 radiolarian
Gorgansium sp. Pessagno and Blome 1980 radiolarian
Trillus elkhornensis Pessagno and Blome 1980 radiolarian
Zartus dickinsoni n. sp. radiolarian
Zartus imlayi n. sp. radiolarian
Zartus jonesi radiolarian
Zartus sp. Pessagno and Blome 1980 radiolarian
Zartus jurassicus Pessagno and Blome 1980 radiolarian
Zartus thayeri n. sp. Pessagno and Blome 1980 radiolarian |