Laguna Riviera Quarry (Eocene of the United States)

Also known as LACM 68102, UCMP V-6839, RV-6830

Where: San Diego County, California (33.2° N, 117.3° W: paleocoordinates 33.4° N, 104.1° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Santiago Formation, Uintan (46.2 - 40.4 Ma)

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Reposited in the LACM

Primary reference: D. J. Golz and J. A. Lillegraven. 1977. Summary of known occurrences of terrestrial vertebrates from Eocene strata of southern California. Contributions to Geology, University of Wyoming 15(1):43-65 [J. Alroy/J. Alroy/J. Marcot]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 16590: authorized by John Alroy, entered by John Alroy on 30.04.1994, edited by Patricia Holroyd

Creative Commons license: CC BY (attribution)

Taxonomic list

 Salientia -
 Testudines - Trionychidae
Trionychidae indet. Gray 1825 softshell turtle
 Testudines - Pantestudinidae
Testudinidae indet. Batsch 1788 turtle
 Crocodylia - Crocodylidae
Crocodylidae indet. Cuvier 1807 crocodile
 Squamata - Anguidae
Anguidae indet. Gray 1825 squamates
 Squamata - Boidae
Boidae indet. Gray 1825 boa
 Squamata -
 Primates - Omomyidae
Dyseolemur pacificus Stock 1934 tarsier
 Rodentia - Sciuravidae
Sciuravidae indet. Miller and Gidley 1918 rodent
 Rodentia - Simimyidae
Simimys simplex6 Wilson 1935 rodent
 Rodentia -
Griphomys sp. Wilson 1940 rodent
 Rodentia - Ischyromyidae
Pseudotomus sp.6 Cope 1872 rodent
Microparamys tricus5 Wilson 1940 rodent
Leptotomus sp. Matthew 1910 rodent
Eohaplomys cf. tradux Stock 1935 rodent
 Rodentia - Cylindrodontidae
Pareumys sp. Peterson 1919 rodent
 Lagomorpha - Leporidae
Mytonolagus sp. Burke 1934 rabbit
 Perissodactyla - Brontotheriidae
Brontotheriidae indet. Marsh 1873 brontothere
 Perissodactyla - Amynodontidae
Amynodon sp. Marsh 1877 odd-toed ungulate
called into question by Walsh 1996b
Amynodontopsis bodei6 Stock 1933 odd-toed ungulate
 Tribosphenida - Nyctitheriidae
cf. Nyctitherium sp. Marsh 1872 placental
 Carnivora -
Lycophocyon hutchisoni n. gen. n. sp.4
Lycophocyon hutchisoni n. gen. n. sp.4 Tomiya 2011 carnivoran
 Macroscelidea - Amphilemuridae
Proterixoides davisi6 Stock 1935 elephant shrew
Sespedectes sp.2 Stock 1935 elephant shrew
 Ungulata - Camelidae
Poebrodon californicus n. sp.1 Golz 1976 camel
 Ungulata - Oromerycidae
? Protylopus robustus n. sp.1 Golz 1976 even-toed ungulate
Protylopus stocki n. sp. Golz 1976 even-toed ungulate
see Golz 1976: NISP not clear
Protylopus cf. petersoni Wortman 1898 even-toed ungulate
see Golz 1976: NISP not clear
 Ungulata - Agriochoeridae
Protoreodon walshi3 Theodor 1999 agriochoerid
 Ungulata - Protoceratidae
Leptoreodon pusillus n. sp.1 Golz 1976 protoceratid
Leptoreodon leptolophus n. sp.1 Golz 1976 protoceratid
 Insectivora - Apatemyidae
Apatemys uintensis Matthew 1921 insectivoran
 Acreodi -
Simidectes merriami Stock 1933 mesonychian
Coombs 1971