Where: Tehama County, California (39.3° N, 122.5° W)
• Paleocoordinates: 45.6° N, 74.6° W (Wright 2013)
• coordinate based on nearby landmark
• hand sample-level geographic resolution
When: Albian (113.2 - 100.5 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: basinal (); lithified, black mudstone and lithified, concretionary limestone
Size class: microfossils
Preservation: original silica
Collection methods: chemical, hydroflouric,
Primary reference: E. Pessagno. 1977. Lower cretaceous radiolarian biostratigraphy of the Great Valley sequence and Franciscan complex, California coast ranges. Cushman Foundation for foraminiferal research, Special Publication (15)1-87 [W. Kiessling/M. Riess/M. Riess]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 54072: authorized by Wolfgang Kiessling, entered by Martin Riess on 22.09.2005
Creative Commons license: CC0 (CC0)
Taxonomic list
Protozoa | |
Mita magnifica radiolarian
? Zifondium paupera radiolarian
Zifondium "sp. A" Pessagno 1977 radiolarian
Zifondium lassenensis Pessagno 1977 radiolarian | |
Cassideus yoloensis radiolarian
Cassideus "sp. A" Pessagno 1969 radiolarian | |
Pseudodictyomitra lodogaensis radiolarian | |
Pseudoeucyrtis "sp. A" Pessagno 1977 radiolarian | |
Xitus spineus radiolarian
Xitus antelopensis Pessagno 1977 radiolarian
Xitus pulcher Pessagno 1977 radiolarian
Crolanium triquetrum radiolarian | |
Microsciadiocapsa sutterensis radiolarian
? Petasiforma inusitata radiolarian
? Lipmanium caseyi radiolarian | |
Kozurium zingulai radiolarian | |
"Ultranapora durhami" = Napora durhami, "Ultranapora praespinifera" = Napora
"Ultranapora durhami" = Napora durhami Pessagno 1977 radiolarian
"Ultranapora praespinifera" = Napora radiolarian | |
Vitorfus "sp. C" Pessagno 1977 radiolarian
Vitorfus campbelli Pessagno 1977 radiolarian | |
Quinquecapsularia spinosa radiolarian | |
Dicroa "sp. A" Foreman 1975 radiolarian | |
"Patulibracchium obesum" = Paronaella obesa, Paronaella cf. solanoensis
"Patulibracchium obesum" = Paronaella obesa Pessagno 1977 radiolarian
Paronaella cf. solanoensis Pessagno 1971 radiolarian | |
Archaeospongoprunum carrierensis, Archaeospongoprunum praelongum, "Archaeospongoprunum renaensis" = Archaeospongoprunum cortinaensis, Archaeospongoprunum klingi
Archaeospongoprunum carrierensis Pessagno 1977 radiolarian
Archaeospongoprunum praelongum Pessagno 1977 radiolarian
"Archaeospongoprunum renaensis" = Archaeospongoprunum cortinaensis Pessagno 1973 radiolarian
Archaeospongoprunum klingi Pessagno 1977 radiolarian | |
Patulibracchium grapevinensis radiolarian | |
Orbiculiforma multangula radiolarian
Orbiculiforma nevadaensis radiolarian
Orbiculiforma railensis radiolarian | |
Crucella messinae Pessagno 1971 radiolarian |