Fields Creek, FC1E (Triassic of the United States)

Where: Grant County, Oregon (44.3° N, 119.3° W: paleocoordinates 14.0° N, 47.1° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Fields Creek Formation (Aldrich Mountains Group), Carnian (237.0 - 228.0 Ma)

• Poulpus karnicus assemblage

• bed-level stratigraphic resolution

Environment/lithology: deep-water; lithified limestone

• small black micritic limestone nodule in black mudstone layers

Size class: microfossils

Primary reference: K. Y. Yeh. 1989. Studies of Radiolaria from the Fields Creek Formation, east-central Oregon, USA. Bulletin of the National Museum of Natural Science 1:43-109 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 96067: authorized by Wolfgang Kiessling, entered by Uta Merkel on 12.05.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Radiolaria
 Nassellaria -
 Nassellaria - Bulbocyrtiidae
"Quasipetasus "sp. B"" = Bulbocyrtium
"Quasipetasus "sp. B"" = Bulbocyrtium Kozur and Mostler 1981 radiolarian
 Nassellaria - Pseudosaturniformidae
Pseudosaturniforma "sp. A" Kozur and Mostler 1979 radiolarian
Pseudosaturniforma minuta Blome 1984 radiolarian
 Nassellaria - Pseudodictyomitridae
? Pachus "sp. A" Blome 1984 radiolarian
 Nassellaria - Poulpidae
"Poulpus "sp. A"" = Poulpus, "? Poulpus "sp. B"" = Poulpus, "? Poulpus "sp. C"" = Poulpus, Poulpus karnicus n. sp., "Veghia "sp. A"" = Poulpus
"Poulpus "sp. A"" = Poulpus De Wever 1979 radiolarian
"? Poulpus "sp. B"" = Poulpus De Wever 1979 radiolarian
"? Poulpus "sp. C"" = Poulpus De Wever 1979 radiolarian
Poulpus karnicus n. sp. Yeh 1989 radiolarian
"Veghia "sp. A"" = Poulpus De Wever 1979 radiolarian
 Nassellaria - Xiphothecaellidae
"Xiphotheca longa" = Xiphothecaella longa
"Xiphotheca longa" = Xiphothecaella longa Kozur and Mock 1981 radiolarian
 Nassellaria - Parvicingulidae
Canoptum "sp. A" Pessagno et al. 1979 radiolarian
 Nassellaria - Ruesticyrtiidae
Xiphotheca "sp. A" De Wever 1979 radiolarian
Triassocampe illyrica Kozur and Mostler 1981 radiolarian
Triassocampe aff. illyrica Kozur and Mostler 1981 radiolarian
Triassocampe immaturum Blome 1984 radiolarian
 Nassellaria -
? Triassocyrtium "sp. A" Kozur and Mostler 1979 radiolarian
? Triassocyrtium "sp. B" Kozur and Mostler 1979 radiolarian
 Entactinaria -
Kahlerosphaera "sp. A" Kozur and Mostler 1979 radiolarian
 Entactinaria - Heptacladidae
? Parentactinosphaera longispinosa Kozur and Mostler 1979 radiolarian
 Entactinaria - Multiarcusellidae
Quadrisaturnalis "sp. A" Yeh 1989 radiolarian
Quadrisaturnalis "sp. B" Yeh 1989 radiolarian
Quadrisaturnalis "sp. C" Yeh 1989 radiolarian
Quadrisaturnalis "sp. D" Yeh 1989 radiolarian
Quadrisaturnalis "sp. E" Yeh 1989 radiolarian
Quadrisaturnalis "sp. F" Yeh 1989 radiolarian
Quadrisaturnalis grandis n. gen. n. sp. Yeh 1989 radiolarian
Austrisaturnalis aff. quadriradiatus Kozur and Mostler 1972 radiolarian
 Spumellaria - Praeconocaryommidae
Praeconocaryomma "sp. A" Pessagno 1976 radiolarian
 Spumellaria - Pantanelliidae
Cantalum "sp. A" Pessagno et al. 1979 radiolarian
Gorgansium "sp. A" Pessagno and Blome 1980 radiolarian
Gorgansium "sp. B" Pessagno and Blome 1980 radiolarian
Gorgansium "sp. C" Pessagno and Blome 1980 radiolarian
Gorgansium "sp. D" Pessagno and Blome 1980 radiolarian
Gorgansium "sp. E" Pessagno and Blome 1980 radiolarian
Gorgansium "sp. F" Pessagno and Blome 1980 radiolarian
Gorgansium browni n. sp. Yeh 1989 radiolarian
Gorgansium thayeri n. sp. Yeh 1989 radiolarian
Gorgansium cf. thayeri Yeh 1989 radiolarian
Pantanellium "sp. A" Pessagno 1977 radiolarian
Pantanellium "sp. B" Pessagno 1977 radiolarian
Pantanellium "sp. C" Pessagno 1977 radiolarian
Pantanellium "sp. D" Pessagno 1977 radiolarian
Pantanellium "sp. E" Pessagno 1977 radiolarian
Pantanellium "sp. F" Pessagno 1977 radiolarian
Pantanellium "sp. G" Pessagno 1977 radiolarian
Capnodoce "sp. C" De Wever 1979 radiolarian
 Spumellaria -
? Stauracontium trispinosum radiolarian
subsp. ladinicum
 Spumellaria - Capnuchosphaeridae
Capnuchosphaera "sp. A" De Wever 1979 radiolarian
Capnuchosphaera "sp. B" De Wever 1979 radiolarian
Capnuchosphaera "sp. C" De Wever 1979 radiolarian
? Sarla "sp. A" Pessagno et al. 1979 radiolarian
Sarla "sp. B" Pessagno et al. 1979 radiolarian
Sarla "sp. C" Pessagno et al. 1979 radiolarian
? Sarla "sp. D" Pessagno et al. 1979 radiolarian
Sarla "sp. E" Pessagno et al. 1979 radiolarian
Plafkerium "sp. A" Pessagno et al. 1979 radiolarian
Plafkerium "sp. B" Pessagno et al. 1979 radiolarian
Plafkerium "sp. C" Pessagno et al. 1979 radiolarian
Plafkerium robustum n. sp. Yeh 1989 radiolarian