LACMIP loc. 22330, Meier Canyon (Paleocene of the United States)

Also known as UCLA loc. 2330

Where: Ventura County, California (34.3° N, 118.7° W: paleocoordinates 38.5° N, 98.4° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Santa Susana Formation, Selandian (61.6 - 59.2 Ma)

• Lower middle Paleocene (Selandian) = Turritella peninsularis Zone. Santa Susana Formation, “Martinez marine member.”

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified siliciclastic sediments

Size class: macrofossils

Collected by W.P. Popenoe in 1946; reposited in the LACM

Primary reference: R. L. Squires and L. R. Saul. 2007. Paleocene pareorine turritellid gastropods from the Pacific slope of North America. The Nautilus 121(1):1-16 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 185135: authorized by Matthew Clapham, entered by Matthew Clapham on 12.04.2017, edited by Jonathan Marcot

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Cerithioidea - Turritellidae
Mesalia martinezensis Gabb 1869 turret shell
 Neogastropoda - Tudiclidae
Heteroterma trochoidea1 Gabb 1869 snail
? Heteroterma acrita1 Saul 1988 snail
 Neogastropoda - Pyropsidae
Pyropsis fantozzii n. sp.2 Saul 1988 snail
 Neogastropoda - Buccinidae
Brachysphingus gibbosus3 Nelson 1925 true whelk
in caption of Figure 3
 Neogastropoda - Fasciolariidae
Perrilliata califia4 Squires and Saul 2006 snail