Where: Los Angeles County, California (34.4° N, 118.5° W: paleocoordinates 34.1° N, 117.2° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Towsley Formation, Early/Lower Pliocene (5.3 - 3.6 Ma)
• STRATIGRAPHIC RELATIONS: From the Towsley Fm, which unconformably overlies Eocene strata, and is overlain by the Pico Fm (Pliocene). AGE: Early Pliocene, on the basis of macrofossil biostratigraphy. STRATIGRAPHIC POSITION: From unknown position within formation.
• bed-level stratigraphic resolution
Environment/lithology: coastal; poorly lithified, calcareous sandstone
Size class: macrofossils
Collected by Kern
Collection methods: bulk, surface (in situ),
• COLLECTOR: J.P. Kern, c. 1970's. REPOSITORY: UCLA, California.
Primary reference: J. P. Kern. 1973. Early Pliocene marine climate and environment of the eastern Ventura Basin, Southern California. University of California Publications in Geological Sciences 96:1-117 [A. Hendy/A. Hendy/A. Hendy]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 97231: authorized by Austin Hendy, entered by Austin Hendy on 20.07.2010
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
"Nuculana taphria" = Saccella taphria
"Nuculana taphria" = Saccella taphria Dall 1896 pointed nut clam | |
"Acila castrensis" = Acila (Truncacila) castrensis
"Acila castrensis" = Acila (Truncacila) castrensis Hinds 1843 divaricate nutclam | |
"Chione (Anomalocardia) fernandoensis" = Chione (Securella) securis fernandoensis
"Chione (Anomalocardia) fernandoensis" = Chione (Securella) securis fernandoensis English 1914 venus clam | |
"Lucinoma annulata" = Lucinoma annulatum, "Lucinisca nuttallii" = Lucinisca nuttalli
"Lucinoma annulata" = Lucinoma annulatum Reeve 1850 clam
"Lucinisca nuttallii" = Lucinisca nuttalli Conrad 1837 clam | |
Gastropoda | |
Turritella cooperi Carpenter 1864 turret shell | |
"Conus californicus" = Californiconus californicus
"Conus californicus" = Californiconus californicus Reeve 1844 cone shell | |
Terebra martini English 1914 auger snail | |
Mitrella gausapata, Nassarius inquus, Nassarius hamlini, Calicantharus humerosus, Calicantharus fortis, Lacuna sp.
Mitrella gausapata Gould 1850 true whelk
Nassarius inquus true whelk
Nassarius hamlini Arnold 1907 true whelk
Calicantharus humerosus true whelk
Lacuna sp. Turton 1827 periwinkle | |
"Neverita reclusiana" = Glossaulax reclusiana
"Neverita reclusiana" = Glossaulax reclusiana Deshayes 1839 moon snail | |
Astraea cf. gradata Grant and Gale 1931 snail | |
Bryozoa | |
Bryozoa indet. bryozoan |