Dog Spring Three (UCMP V-68116) (Eocene of the United States)

Where: San Diego County, California (32.9° N, 117.1° W: paleocoordinates 33.1° N, 103.9° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Friars Formation (La Jolla Group), Early/Lower Uintan (46.2 - 39.7 Ma)

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Reposited in the UCMP

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 16677: authorized by John Alroy, entered by John Alroy on 18.02.1993, edited by Patricia Holroyd

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Squamata -
Tinosaurus cf. stenodon Marsh 1872 squamates
 Squamata - Iguanidae
Parasauromalus olseni Gilmore 1928 squamates
 Squamata - Anguidae
Glyptosaurinae indet. Marsh 1872 squamates
Mammalia
 Tribosphenida - Sespedectidae
Patriolestes novaceki6 Walsh 1998 placental
Crypholestes vaughni Novacek 1976 placental
Novacek 1976
Sespedectes singularis Stock 1935 placental
Novacek 1985
 Tribosphenida -
Aethomylos simplicidens Novacek 1976 placental
Novacek 1976
 Soricomorpha - Geolabididae
Centetodon aztecus4 Lillegraven et al. 1981 placental
according to Novacek 1976, who lists "C. sp."
 Soricomorpha - Nyctitheriidae
"Scenopagus curtidens" = Nyctitherium curtidens5
"Scenopagus curtidens" = Nyctitherium curtidens5 Matthew 1909 placental
 Primates - Omomyidae
Omomyidae indet.3 Gazin 1958 tarsier
Washakius woodringi Stock 1938 tarsier
 Primates - Microsyopidae
Uintasorex montezumicus Lillegraven 1976 primate
 Rodentia - Eomyidae
Metanoiamys agorus2 Chiment and Korth 1996 rodent
 Rodentia - Sciuravidae
Sciuravus powayensis Wilson 1940 rodent
 Rodentia - Ischyromyidae
Microparamys cf. minutus Wilson 1937 rodent
 Tribosphenida - Herpetotheriidae
Herpetotherium cf. knighti1 McGrew et al. 1959 marsupial
 Tribosphenida - Peradectidae
Peradectes californicus1 Stock 1936 marsupial