Suplee-Izee area, OR-84-VII (Jurassic of the United States)

Where: Oregon (44.1° N, 119.4° W: paleocoordinates 32.0° N, 55.8° W)

• coordinate estimated from map

• hand sample-level geographic resolution

When: Snowshoe Formation, Middle Toarcian (182.0 - 175.6 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 124336: authorized by József Pálfy, entered by Adam Kocsis on 12.02.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Protozoa
 Entactinaria - Eptingiidae
Perispyridium spp.
Perispyridium spp. Dumitrica 1978 radiolarian
 Actinommacea - Xiphostylidae
Xiphostylus spp., Archaeocenosphaera spp., Triactoma spp.
Xiphostylus spp. Haeckel 1881 radiolarian
Archaeocenosphaera spp. Pessagno et al. 1989 radiolarian
Triactoma spp. Rüst 1885 radiolarian
 Nassellaria - Hilarisiregidae
"Rolumbus spp." = Diceratigalea
"Rolumbus spp." = Diceratigalea Takemura and Nakaseko 1982 radiolarian
 Nassellaria - Syringocapsidae
Katroma spp.
Katroma spp. Pessagno and Poisson 1981 radiolarian
 Nassellaria - Hsuidae
Hsuum spp.
Hsuum spp. Pessagno 1977 radiolarian
 Spumellaria - Pantanelliidae
Trillus spp., Zartus spp.
Trillus spp. Pessagno and Blome 1980 radiolarian
Zartus spp. Pessagno and Blome 1980 radiolarian
 Spumellaria - Hagiastridae
Higumastra spp., Pseudocrucella spp.
Higumastra spp. Baumgartner 1980 radiolarian
Pseudocrucella spp. Baumgartner 1980 radiolarian
 Spumellaria - Praeconocaryommidae
Praeconocaryomma spp.
Praeconocaryomma spp. Pessagno 1976 radiolarian