Suplee-Izee area, OR-589D (Jurassic of the United States)

Where: Oregon (44.1° N, 119.4° W: paleocoordinates 30.4° N, 55.6° W)

• coordinate estimated from map

• hand sample-level geographic resolution

When: Snowshoe Formation, Early/Lower Toarcian (183.0 - 182.0 Ma)

Environment/lithology: marine; 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

Preservation: original silica

Primary reference: K. Y. Yeh. 1987. Taxonomic Studies of Lower Jurassic Radiolaria from East-Central Oregon. National Museum of Natural Science Special Publications 2:1-169 [J. Pálfy/A. Kocsis/A. Kocsis]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 124334: authorized by József Pálfy, entered by Adam Kocsis on 12.02.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Protozoa
 Spumellaria - Angulobracchiidae
Bistarkum saginatum n. sp., Bistarkum bifurcum n. sp., Bistarkum rigidium n. sp., "Sontonaella snowshoensis n. sp." = Paronaella snowshoensis, "Sontonaella bona" = Paronaella bona, "Sontonaella spp." = Paronaella, Sontonaella spongiosa n. sp.
Bistarkum saginatum n. sp. Yeh 1987 radiolarian
Bistarkum bifurcum n. sp. Yeh 1987 radiolarian
Bistarkum rigidium n. sp. Yeh 1987 radiolarian
"Sontonaella snowshoensis n. sp." = Paronaella snowshoensis Yeh 1987 radiolarian
"Sontonaella bona" = Paronaella bona Yeh 1987 radiolarian
"Sontonaella spp." = Paronaella Pessagno 1971 radiolarian
Sontonaella spongiosa n. sp. Yeh 1987 radiolarian
 Spumellaria - Orbiculiformidae
"Orbiculiforma callosa" = Orbiculiformella callosa
"Orbiculiforma callosa" = Orbiculiformella callosa Yeh 1987 radiolarian
 Spumellaria - Praeconocaryommidae
Praeconocaryomma spp. Pessagno 1976 radiolarian
Praeconocaryomma parvimamma Pessagno and Poisson 1981 radiolarian
Praeconocaryomma cf. parvimamma Pessagno and Poisson 1981 radiolarian
Praeconocaryomma decora Yeh 1987 radiolarian
Praeconocaryomma splendida n. sp. Yeh 1987 radiolarian
 Spumellaria - Hagiastridae
"Tetratrabs imlayi n. sp." = Hagiastrum macrum De Wever 1981 radiolarian
Tetratrabs spp. Baumgartner 1980 radiolarian
Tetratrabs izeensis n. sp. Yeh 1987 radiolarian
Higumastra spp. Baumgartner 1980 radiolarian
Higumastra lupheri Yeh 1987 radiolarian
"Higumastra oregonensis" = Archaeohagiastrum oregonense Yeh 1987 radiolarian
Pseudocrucella spp. Baumgartner 1980 radiolarian
Pseudocrucella hilara n. sp. Yeh 1987 radiolarian
Pseudocrucella pecta Yeh 1987 radiolarian
 Spumellaria - Pantanelliidae
Trillus spp. Pessagno and Blome 1980 radiolarian
Pantanellium wui n. sp. Yeh 1987 radiolarian
Zartus cf. imlayi radiolarian
Zartus spp. Pessagno and Blome 1980 radiolarian
 Entactinaria - Entactiniidae
Fenestrula sp.3 Yeh 1995 radiolarian
Fenestrula jurassica n. sp.3 Yeh 1995 radiolarian
Fenestrula aff. jurassica3 Yeh 1995 radiolarian
Fenestrula cf. jurassica3 Yeh 1995 radiolarian
Fenestrula oregonensis n. sp.3 Yeh 1995 radiolarian
Fenestrula aff. oregonensis3 Yeh 1995 radiolarian
 Entactinaria - Eptingiidae
Perispyridium spp., "Protoperispyridium oregonense" = Perispyridium oregonense, "Perispyridium oregonense" = Perispyridium oregonense2
Perispyridium spp. Dumitrica 1978 radiolarian
"Protoperispyridium oregonense" = Perispyridium oregonense Yeh 1987 radiolarian
"Perispyridium oregonense" = Perispyridium oregonense2 Yeh 1987 radiolarian
 Actinommacea - Xiphostylidae
Xiphostylus spp. Haeckel 1881 radiolarian
 Nassellaria - Plagiacanthidae
Verticiplagia yehae1 Dumitrica 2004 radiolarian
Verticiplagia oregonensis n. sp.1 Dumitrica 2004 radiolarian
 Nassellaria - Ultranaporidae
Napora insolita radiolarian
Napora proba n. sp. Yeh 1987 radiolarian
OR-589D is mentioned as type locality, but it is not listed as an occurrence in the table
Napora aperta n. sp. Yeh 1987 radiolarian
 Nassellaria - Poulpidae
Saitoum dickinsoni n. sp. Yeh 1987 radiolarian
OR-589D is mentioned as type locality, but it is not listed as an occurrence in the table
Saitoum thayeri Yeh 1987 radiolarian
Poulpus haeckeli Yeh 1987 radiolarian
Poulpus lupheri n. sp. Yeh 1987 radiolarian
 Nassellaria - Tripedurnulidae
Turanta spp. Pessagno and Blome 1982 radiolarian
Pseudopoulpus spp. Takemura 1986 radiolarian
Pseudopoulpus deweveri n. sp. Yeh 1987 radiolarian
Pseudopoulpus acutipodium2 Takemura 1986 radiolarian
 Nassellaria - Eucyrtidiidae
Lantus sixi Yeh 1987 radiolarian
 Nassellaria - Parvicingulidae
? Elodium mackenziei2 Gorican et al. 2006 radiolarian
Pseudoristola faceta Yeh 1987 radiolarian
Pseudoristola megaglobosa Yeh 1987 radiolarian
Canoptum spp. Pessagno et al. 1979 radiolarian
Canoptum artum n. sp. Yeh 1987 radiolarian
Canoptum poissoni Pessagno et al. 1979 radiolarian
"Paracanoptum anulatum" = Canoptum anulatum Pessagno and Poisson 1981 radiolarian
Wrangellium spp. Pessagno and Whalen 1982 radiolarian
Wrangellium oregonense Yeh 1987 radiolarian
 Nassellaria - Syringocapsidae
Katroma spp. Pessagno and Poisson 1981 radiolarian
Katroma angusta n. sp. Yeh 1987 radiolarian
Pleesus aptus Yeh 1987 radiolarian
 Nassellaria - Crubidae
Crubus spp., "? Crubus robustus" = Crubus chengi
Crubus spp. Yeh 1987 radiolarian
"? Crubus robustus" = Crubus chengi Yeh 1987 radiolarian
 Nassellaria - Hilarisiregidae
"Rolumbus venustus" = Diceratigalea, "Rolumbus spp." = Diceratigalea, Rolumbus beatus n. sp., Rolumbus hilarus n. sp., Rolumbus lautus
"Rolumbus venustus" = Diceratigalea radiolarian
"Rolumbus spp." = Diceratigalea Takemura and Nakaseko 1982 radiolarian
Rolumbus beatus n. sp. Yeh 1987 radiolarian
OR-589D is mentioned as type locality, but it is not listed as an occurrence in the table
Rolumbus hilarus n. sp. Yeh 1987 radiolarian
Rolumbus lautus Yeh 1987 radiolarian
 Nassellaria - Farcidae
Farcus spp. Pessagno et al. 1986 radiolarian
 Nassellaria - Bagotidae
Noritus spp. Pessagno and Whalen 1982 radiolarian
Noritus pauxillus Yeh 1987 radiolarian
Noritus tenuis n. sp. Yeh 1987 radiolarian
 Nassellaria - Hsuidae
Hsuum spp., "Drulanta mirifica" = Parahsuum mostleri, "Fantus spp." = Parahsuum, Fantus schoolhousensis n. sp., Fantus exiguus n. sp., Drulanta bella n. sp.
Hsuum spp. Pessagno 1977 radiolarian
"Drulanta mirifica" = Parahsuum mostleri Yeh 1987 radiolarian
"Fantus spp." = Parahsuum Yao 1982 radiolarian
Fantus schoolhousensis n. sp. Yeh 1987 radiolarian
Fantus exiguus n. sp. Yeh 1987 radiolarian
Drulanta bella n. sp. Yeh 1987 radiolarian