Capitola 3 (Pliocene of the United States)

Also known as V99868

Where: Santa Cruz County, California (37.0° N, 121.9° W: paleocoordinates 36.7° N, 120.7° W)

• coordinate based on nearby landmark

When: Purisima Formation, Zanclean (5.3 - 3.6 Ma)

• Age originally entered as Messinian following Boessnecker et al. 2013; explicitly updated to Zanclean in Boessenecker 2017.

• member-level stratigraphic resolution

Environment/lithology: open shallow subtidal; lithology not reported

• strong influence of physical processes (waves, etc.)
• "shell bed containing abundant mollusks"

Size class: macrofossils

Reposited in the UCMP

Primary reference: R. W. Boessenecker. 2017. A new early Pliocene record of the toothless walrus Valenictus (Carnivora, Odobenidae) from the Purisima Formation of northern California. PaleoBios 34:1-6 [P. Holroyd/P. Holroyd]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 153705: authorized by Mark Uhen, entered by Mark Uhen on 09.01.2014, edited by Patricia Holroyd

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Cetacea - Balaenopteridae
"? Balaenoptera bertae" = Marzanoptera bertae1
"? Balaenoptera bertae" = Marzanoptera bertae1 Boessenecker 2013 rorqual
 Carnivora - Odobenidae
Valenictus sp. Mitchell 1961 walrus
Valenictus cf. sheperdi2 Boessenecker et al. 2024 walrus
Gastropoda
 Neogastropoda - Columbellidae
Mitrella gausapata Gould 1850 snail
 Neogastropoda - Nassariidae
Nassarius grammatus Dall 1917 snail
Bivalvia
 Arcida - Arcidae
Anadara trilineata Conrad 1856 ark
 Cardiida - Mactridae
 Cardiida - Veneridae
"Protothaca staleyi" = Leukoma staleyi
"Protothaca staleyi" = Leukoma staleyi Gabb 1866 venus clam