Where: Orange County, California (33.9° N, 117.6° W: paleocoordinates 39.6° N, 87.7° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Holz Member (Ladd Formation), Early/Lower Campanian (83.5 - 70.6 Ma)
• STRATIGRAPHIC RELATIONS: From the Holz Shale Mbr of Ladd Fm. Lithostratigraphy not discussed here, but revised details can be found in Squires and Saul (2001). AGE: Campanian, on the basis of ammonite biostratigraphy. STRATIGRAPHIC POSITION: Not stated in text.
• bed-level stratigraphic resolution
Environment/lithology: coastal; poorly lithified shale
Size class: macrofossils
Reposited in the LACM
Collection methods: surface (in situ),
• COLLECTOR: Squires and Saul. REPOSITORY: LACM.
Primary reference: R. L. Squires and L. R. Saul. 2005. New Late Cretaceous (Santonian and Campanian) gastropods from California and Baja California, Mexico. The Nautilus 119(4):133-148 [A. Hendy/A. Hendy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 69309: authorized by Austin Hendy, entered by Austin Hendy on 24.02.2007
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
Paxitropis dicriota Squires and Saul 2005 snail |