Stonecrest (Eocene of the United States)

Also known as SDSNH Locs. 3526-28, 3530, 3536, 3538

Where: San Diego County, California (32.8° N, 117.1° W: paleocoordinates 33.0° N, 103.9° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: upper Member (Stadium Formation), Early/Lower Uintan (46.2 - 39.7 Ma)

Environment/lithology: terrestrial; conglomerate

Size class: macrofossils

Primary reference: S. L. Walsh. 1991. Eocene mammal faunas of San Diego County. Pacific Section SEPM 68:161-178 [J. Alroy/J. Alroy/M. Uhen]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 16763: authorized by John Alroy, entered by John Alroy on 18.02.1993

Creative Commons license: CC BY (attribution)

Taxonomic list

• all small taxa are known from 3536; all other collections are very small
not to be confused with Stonecrest Square sites from the Friars Formation (fauna not reported, but locality names listed by Walsh 1996b)
Show authors, comments, and common names
Mammalia
 Rodentia - Ischyromyidae
Microparamys woodi2, Eohaplomys sp., cf. Rapamys sp.2
Microparamys woodi2 Kelly and Whistler 1994 rodent
"M. D Wood"
Eohaplomys sp. Stock 1935 rodent
said by Walsh 1996b to be new DUPLICATE REF 3537 or 3538
cf. Rapamys sp.2 Wilson 1940 rodent
 Rodentia -
Griphomys sp.1
Griphomys sp.1 Wilson 1940 rodent
 Rodentia - Simimyidae
Simimys simplex
Simimys simplex Wilson 1935 rodent
at SDSNH 3530, 3536: Walsh 1997; may include "cf. Pauromys sp.," which is omitted by Walsh 1996b DUPLICATE REF 3537 or 3538
 Primates - Omomyidae
Ourayia sp.1, Dyseolemur sp.1
Ourayia sp.1 Gazin 1958 tarsier
Dyseolemur sp.1 Stock 1934 tarsier
 Primates - Microsyopidae
Uintasorex sp.
Uintasorex sp. Matthew 1909 primate
 Placentalia -
? Carnivora indet.
? Carnivora indet. Bowdich 1821 carnivoran
 Perissodactyla - Amynodontidae
Amynodon cf. advenus1
Amynodon cf. advenus1 Marsh 1875 odd-toed ungulate
 Placentalia -
Artiodactyla indet.
Artiodactyla indet. even-toed ungulate
 Tribosphenida -
Aethomylos simplicidens1
Aethomylos simplicidens1 Novacek 1976 placental
 Tribosphenida - Sespedectidae
Proterixoides davisi, Sespedectes singularis
Proterixoides davisi Stock 1935 placental
at SDSNH 3536: Walsh 1998 DUPLICATE REF 3537 or 3538
Sespedectes singularis Stock 1935 placental
 Soricomorpha - Geolabididae
Batodonoides powayensis, Centetodon sp.
Batodonoides powayensis Novacek 1976 placental
Centetodon sp. Marsh 1872 placental
 Tribosphenida - Peradectidae
Peradectes californicus
Peradectes californicus Stock 1936 marsupial
1Alroy 2002; 2Walsh 1996