LACMIP 2858, Ammonite Ravine (Cretaceous to of Mexico)

Where: Baja California, Mexico (29.6° N, 115.2° W: paleocoordinates 35.1° N, 87.5° W)

• coordinate based on nearby landmark

• 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; lithified siliciclastic sediments

Size class: macrofossils

Collected by M. Webster in 1966; reposited in the LACM

Primary reference: W. P. Elder and L. R. Saul. 1996. Taxonomy and biostratigraphy of Coniacian through Maastrichtian Anchura (Gastropoda; Aporrhaiidae) of the North American Pacific slope. Journal of Paleontology 70(3):381-399 [M. Patzkowsky/K. Layou/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 185185: authorized by Matthew Clapham, entered by Matthew Clapham on 15.04.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

 Stromboidea - Aporrhaidae
Anchura gibbera n. sp. Webster 1983 snail