Where: Santa Barbara County, California (34.7° N, 120.3° W: paleocoordinates 33.3° N, 112.1° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Lower Member (Rincon Formation), Chattian (28.1 - 23.0 Ma)
• From lower Rincon Formation above San Miguel Intrsuives = lower Saucezian. Saucezian = late Oligocene-earliest Miocene.
• bed-level stratigraphic resolution
Environment/lithology: offshore; lithified, black, brown, gray mudstone
Size class: macrofossils
Collection methods: quarrying,
• Collected by Avila and Weaver (1967). Not sure of any repositories.
Primary reference: D. E. Weaver. 1969. Geology of the Northern Channel Islands. American Association of Petroleum Geologists - Pacific Section [A. Miller/A. Hendy/A. Hendy]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 52408: authorized by Austin Hendy, entered by Austin Hendy on 04.08.2005
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
Turritella sp. Lamarck 1799 turret shell
Turritella inezana Conrad 1857 turret shell | |
"Rapana vaquerosensis" = Califrapana vaquerosensis
"Rapana vaquerosensis" = Califrapana vaquerosensis Arnold 1908 murex snail Subspecies: Rapana vaquerosensis imperalis
| |
Bivalvia | |
Macoma nasuta Conrad 1837 tellin clam | |
"Pecten miguelensis" = Lyropecten miguelensis, "Pecten sespeensis" = Chlamys sespeensis
"Pecten miguelensis" = Lyropecten miguelensis Arnold 1906 scallop
"Pecten sespeensis" = Chlamys sespeensis Arnold 1906 scallop |