Where: Los Angeles County, California (34.5° N, 118.7° W)
• Paleocoordinates: 40.8° N, 93.2° W (Wright 2013)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Juncal Formation, Ypresian (56.0 - 48.1 Ma)
• Age: middle early Eocene ("Capay Stage")
• group of beds-level stratigraphic resolution
Environment/lithology: transition zone or lower shoreface; lithified siltstone
Size class: macrofossils
Collected by R.L. Squires; reposited in the LACM
Primary reference: R. L. Squires. 1990. New Paleogene Fimbria (Mollusca: Bivalvia) from the Pacific coast of southwestern North America. Journal of Paleontology 64:552-556 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 185192: authorized by Matthew Clapham, entered by Matthew Clapham on 15.04.2017, edited by Jonathan Marcot
Creative Commons license: CC0 (CC0)
Taxonomic list
| Bivalvia | |
|
Fimbria pacifica Squires 1990 clam
Miltha packi Dickerson 1916 clam | |
|
Barbatia (Barbatia) cf. morsei Gabb 1864 clam | |
|
Plicatula juncalensis Squires 1987 scallop | |
| Gastropoda | |
|
Cylichnina tantilla Anderson and Hanna 1925 snail | |
|
Velates perversus Gmelin 1791 snail | |
|
Chedevillia saltonensis Squires and Advocate 1986 snail | |
|
Paraseraphs erraticus Cooper 1894 snail | |
|
Clavilithes tabulatus Dickerson 1913 spindle shell | |
|
Pachycrommium clarki Stewart 1927 snail
Eocernina hannibali Dickerson 1914 snail | |
| Sedentaria | |
|
Rotularia (Rotularia) tejonense Arnold 1909 | |