Also known as LACMIP 40237
Where: California (34.5° N, 118.8° W: paleocoordinates 35.3° N, 104.7° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: CP12a nannofossil zone, Matilija Formation, Lutetian (47.8 - 41.3 Ma)
• Base of formation. P9 & NP14 zones. AGE: revised to Lutetian and "Matilija Sandstone" following EPICC stratigraphic revision.
• group of beds-level stratigraphic resolution
Environment/lithology: delta front; sandstone
Size class: macrofossils
Reposited in the UCMP
Primary reference: R. L. Squires. 1987. Eocene molluscan paleontology of the Whitaker Peak area, Los Angeles and Ventura counties, California. Contributions in Science, Natural History Museum of Los Angeles County 388:1-93 [P. Wagner/P. Wagner]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 178733: authorized by Pete Wagner, entered by Pete Wagner on 12.05.2016, edited by Jonathan Marcot
Creative Commons license: CC BY (attribution)
Taxonomic list
| Polychaeta | |
"Rotufaria (Rotularia) tejonensis" = Rotularia (Rotularia) tejonense
"Rotufaria (Rotularia) tejonensis" = Rotularia (Rotularia) tejonense Arnold 1909 | |
| Scaphopoda | |
|
Dentalium stentor Anderson and Hanna 1925 tusk shell | |
| Gastropoda | |
|
Pachycrommium clarki Stewart 1927 snail
Eocernina hannibali Dickerson 1914 snail | |
"? Bittium dumblei" = Cerithium dumblei
"? Bittium dumblei" = Cerithium dumblei Dickerson 1916 cerith snail | |
|
Turritella buwaldana Dickerson 1916 turret shell | |
|
Sinum obliquum Gabb 1864 moon snail
Polinices (Euspira) nuciformis Gabb 1864 moon snail | |
|
| |
"Ancilla gabbi" = Ancilla (Spirancilla) gabbi
"Ancilla gabbi" = Ancilla (Spirancilla) gabbi Cossman 1899 snail | |
|
Olivella mathewsonii Gabb 1864 olive snail | |
"? Proximitra cretacea" = Mitra cretacea
"? Proximitra cretacea" = Mitra cretacea Gabb 1864 mitre shell | |
|
Strepsidura ficus Gabb 1864 true whelk | |
"Fusiturricula (Crenaturricula) crenatospira" = Crenaturricula crenatospira
"Fusiturricula (Crenaturricula) crenatospira" = Crenaturricula crenatospira Cooper 1894 snail | |
|
| |
|
Pleurofusia fresnoensis Arnold 1909 turrid | |
|
Ectinochilus (Macilentos) macilentus White 1889 true conch | |
|
? Pyramidella preblei Hanna 1927 snail | |
|
Cylichnina tantilla Anderson and Hanna 1925 snail | |
|
Scaphander (Mirascapha) costatus Gabb 1864 snail | |
| Bivalvia | |
|
? Hilgardia parkei Anderson and Hanna 1925 pointed nut clam | |
|
Acila (Truncacila) decisa Conrad 1855 divaricate nutclam | |
|
Pilar (Lamelliconcha) joaquinensis Vokes 1939 venus clam
Callista (Macrocallista) domenginica Vokes 1939 venus clam | |
|
Crassatella uvasana Conrad 1855 clam | |
"Glyptoactis (Glyptoactis) domenginica" = Glyptoactis (Claibornicardia) domenginica
"Glyptoactis (Glyptoactis) domenginica" = Glyptoactis (Claibornicardia) domenginica Vokes 1939 clam | |
|
Brachidontes (Brachidontes) cowlitzensis Weaver and Palmer 1922 mussel | |
|
Glycymeris (Glycymeris) rosecanyonensis Hanna 1927 clam
Glycymeris (Glycymerita) sagittata Gabb 1864 clam | |