Kelly Ranch Core (SDSNH 4925) (Eocene of the United States)

Where: San Diego County, California (33.1° N, 117.3° W: paleocoordinates 33.3° N, 104.1° W)

• coordinate based on political unit

When: Ui3 mammal zone, C Member (Santiago Formation), Uintan (46.2 - 40.4 Ma)

• Prothero (2001b) found the strata of Member C of the Santiago Formation to be entirely reversed and suggested it correlated with Chron C19r (42.5 Ma-41.5 Ma),

• bed-level stratigraphic resolution

Environment/lithology: fluvial; siltstone

• ~0.6 m thick, gray-green, fine grained sandy siltstone

Size classes: macrofossils, mesofossils

Collection methods: quarrying, sieve

• approximately ~2900 kg of sediment were hand quarried and screenwashed

Primary reference: S. López-Torres, M. T. Silcox, and P. A. Holroyd. 2018. New omomyoids (Euprimates, Mammalia) from the late Uintan of southern California, USA, and the question of the extinction of the Paromomyidae (Plesiadapiformes, Primates). Palaeontologia Electronica 21.3.37A:1-28 [P. Holroyd/P. Holroyd/P. Holroyd]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 196550: authorized by Patricia Holroyd, entered by Patricia Holroyd on 22.09.2018

Creative Commons license: CC BY (attribution)

Taxonomic list

 Primates - Omomyidae
Walshina esmaraldensis López-Torres et al. 2018 tarsier