Where: Shasta County, California (40.7° N, 122.4° W)
• Paleocoordinates: 49.9° N, 82.4° W (Wright 2013)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Pacheco Group, Turonian (93.9 - 89.8 Ma)
• No stratigraphic data reported. Middle Turonian in age.
• bed-level stratigraphic resolution
Environment/lithology: marine; lithified lithology not reported
Size class: macrofossils
Reposited in the CAS
• Collected by Anderson. Unknown identifier. Collections likely to reposited at CAS.
Primary reference: F. M. Anderson. 1958. Upper Cretaceous of the Pacific Coast. Geological Society of America Memoir 71:1-378 [A. Miller/A. Hendy/M. Clapham]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 44212: authorized by Austin Hendy, entered by Austin Hendy on 04.09.2004
Creative Commons license: CC0 (CC0)
Taxonomic list
Cephalopoda | |
"Pachydiscus aff. ashlandicus" = Tragodesmoceras ashlandicum
"Pachydiscus aff. ashlandicus" = Tragodesmoceras ashlandicum Anderson 1902 ammonite | |
Gastropoda | |
Gyrodes expansa Gabb 1864 moon snail | |
"Pugnellus manubriatus" = Gymnarus manubriatus
"Pugnellus manubriatus" = Gymnarus manubriatus Gabb 1864 snail | |
"Acteonina californica" = Paosia californica
"Acteonina californica" = Paosia californica Gabb 1864 snail | |
Bivalvia | |
"Glycymeris shastensis" = Glycymerita veatchii
"Glycymeris shastensis" = Glycymerita veatchii Gabb 1864 clam | |
"Trigonia aff. evansana" = Pterotrigonia evansana
"Trigonia aff. evansana" = Pterotrigonia evansana Meek 1864 clam | |
"Trigonia fitchi" = Louella fitchi, "Trigonia leana" = Yaadia leana
"Trigonia fitchi" = Louella fitchi Packard 1921 clam
"Trigonia leana" = Yaadia leana Gabb 1900 clam | |
Cyprimeria moorei Popenoe 1937 venus clam | |
Pleuromya sp. Meek 1873 clam |