Where: Crook County, Oregon (44.0° N, 119.7° W: paleocoordinates 18.5° N, 38.2° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Leonard to Leonard (290.1 - 259.9 Ma)
• 7 samples, Pseudoalbaillella globosa zone, Upper Leonardian-Lower Guadalupian
• bed-level stratigraphic resolution
Environment/lithology: slope; lithified chert
Size class: microfossils
Primary reference: C. D. Blome and K. M. Reed. 1992. Permian and Early(?) Triassic radiolarian faunas from the Grindstone Terrane, central Oregon. Journal of Paleontology 66(3):351-383 [W. Kiessling/U. Merkel/U. Merkel]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 95629: authorized by Wolfgang Kiessling, entered by Uta Merkel on 20.04.2010
Creative Commons license: CC BY (attribution)
Taxonomic list
Protozoa | |
Entactinosphaera aff. cimelia, "Entactinia sp." = Stigmosphaerostylus, Entactinia modesta, "Entactinia itsukaichiensis" = Stigmosphaerostylus itsukaichiensis
Entactinosphaera aff. cimelia Nazarov and Ormiston 1985 radiolarian
"Entactinia sp." = Stigmosphaerostylus RĂ¼st 1892 radiolarian
Entactinia modesta Sashida and Tonishi 1985 radiolarian
"Entactinia itsukaichiensis" = Stigmosphaerostylus itsukaichiensis Sashida and Tonishi 1985 radiolarian | |
? Haplentactinia ichikawai Caridroit and De Wever 1984 radiolarian | |
Albaillella sp. Deflandre 1952 radiolarian | |
"Pseudoalbaillella sp." = Parafollicucullus, Pseudoalbaillella fusiformis, Pseudoalbaillella scalprata, Pseudoalbaillella aff. scalprata, Pseudoalbaillella cf. lomentaria
"Pseudoalbaillella sp." = Parafollicucullus Holdsworth and Jones 1980 radiolarian
Pseudoalbaillella fusiformis Holdsworth and Jones 1980 radiolarian
Pseudoalbaillella scalprata Holdsworth and Jones 1980 radiolarian subsp. postscalprata and scalprata
Pseudoalbaillella aff. scalprata Holdsworth and Jones 1980 radiolarian
Pseudoalbaillella cf. lomentaria Ishiga and Imoto 1980 radiolarian | |
Latentifistula aff. crux Nazarov and Ormiston 1983 radiolarian | |
Pseudotormentus kamigoriensis, "Deflandrella sp." = Cauletella
Pseudotormentus kamigoriensis De Wever and Caridroit 1984 radiolarian
"Deflandrella sp." = Cauletella Caridroit et al. 1999 radiolarian | |
Nazarovella gracilis De Wever and Caridroit 1984 radiolarian
Quinqueremis aff. robusta Nazarov and Ormiston 1985 radiolarian |