Where: Baja California, Mexico (29.5° N, 115.3° W: paleocoordinates 35.1° N, 87.5° W)
• coordinate stated in text
• outcrop-level geographic resolution
When: Rosario Formation, Late/Upper Campanian to Late/Upper Campanian (83.5 - 66.0 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithology not reported
Size class: macrofossils
Collected by M. Webster; reposited in the LACM
Primary reference: M. L. Webster. 1983. New Species of Xenophora and Anchura (Mollusca: Gastropoda) from the Cretaceous of Baja California Norte, Mexico. Journal of Paleontology 57(5):1090-1097 [P. Holroyd/P. Holroyd]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 190524: authorized by Patricia Holroyd, entered by Patricia Holroyd on 10.12.2017
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
Xenophora willisi Webster 1983 carrier shell | |
Anchura gibbera Webster 1983 snail |