Fairmead Landfill (Pleistocene of the United States)

Also known as UCMP V-93128

Where: Madera County, California (37.1° N, 120.2° W: paleocoordinates 37.0° N, 119.8° W)

• coordinate stated in text

• small collection-level geographic resolution

When: upper Member (Turlock Lake Formation), Irvingtonian (1.8 - 0.3 Ma)

• section is entirely in a normal polarity chron, assumed to be the Brunhes

•material is from several beds within "unit C"

• group of beds-level stratigraphic resolution

Environment/lithology: lacustrine; sandy claystone and argillaceous sandstone

• "vertebrate fossils were found in the basal sandy clay and in the lowermost sand beds... marshy, abandoned fan channel or lake-margin"
• "clayey sands and sands overlying a layer of massive sandy clay and clayey very fine sand"

Size class: macrofossils

Reposited in the UCMP

Collection methods: salvage, quarrying,

• "thousands of specimens" uncovered "during excavation of an expansion cell at the Madera County Fairmead Landfill"

Primary reference: R. G. Dundas, R. B. Smith, and K. L. Verosub. 1996. The Fairmead Landfill Locality (Pleistocene, Irvingtonian), Madera County, California: preliminary report and significance. PaleoBios 17(2-4):50-58 [J. Alroy/J. Alroy/M. Carrano]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 20327: authorized by John Alroy, entered by John Alroy on 21.09.1999, edited by Mark Uhen, Patricia Holroyd, Jonathan Cathapermal and Jonathan Marcot

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
  - Mylodontidae
"Glossotherium harlani" = Paramylodon harlani
"Glossotherium harlani" = Paramylodon harlani Owen 1840 Harlan's ground sloth
 Megatherioidea - Nothrotheriidae
"Nothrotheriops shastensis" = Nothrotherium shastense2
"Nothrotheriops shastensis" = Nothrotherium shastense2 Sinclair 1905 Shasta ground sloth
 Megatherioidea - Megalonychidae
Megalonyx wheatleyi2 Cope 1871 edentate
 Proboscidea - Elephantidae
Mammuthus sp. Brookes 1828 mammoth
Mammuthus columbi4 Falconer 1857 Columbian mammoth
 Perissodactyla - Equidae
Equus sp. Linnaeus 1758 horse
 Artiodactyla - Camelidae
Camelops sp. Leidy 1854 camel
Hemiauchenia sp. Gervais and Ameghino 1880 camel
 Artiodactyla - Antilocapridae
Capromeryx sp. Matthew 1902 pronghorn
Tetrameryx irvingtonensis Stirton 1939 pronghorn
 Artiodactyla - Cervidae
Odocoileus sp. Rafinesque 1832 New World deer
 Artiodactyla - Tayassuidae
Mylohyus nasutus3 Leidy 1868 peccary
Platygonus sp.1 Leconte 1848 peccary
Platygonus vetus3 Leidy 1882 peccary
 Carnivora - Ursidae
Arctodus sp.1 Leidy 1854 bear
 Carnivora - Mustelidae
Taxidea taxus1 Schreber 1778 American badger
 Carnivora - Felidae
Lynx rufus2 Schreber 1777 bobcat
Miracinonyx sp.2 Adams 1979 American cheetah
Panthera sp.2 Oken 1816 cat
Homotherium sp. Fabrini 1890 cat
 Carnivora - Canidae
Vulpes velox2 Say 1823 swift fox
Canis latrans5 Say 1823 coyote
"Canis dirus" = Aenocyon dirus5 Leidy 1858 dire wolf
 Theriamorpha - Soricidae
Sorex sp.2 Linnaeus 1758 long-tailed shrew
 Lagomorpha - Leporidae
Lepus sp. Linnaeus 1758 hare
 Rodentia - Heteromyidae
cf. Dipodomys sp. Gray 1841 kangaroo rat
 Rodentia - Geomyidae
Thomomys sp. Wied-Neuwied 1839 pocket gopher
 Rodentia - Cricetidae
Peromyscus sp.1 Gloger 1841 deer mouse
Neotoma sp.1 Say and Ord 1825 pack rat
Microtus sp.1 Schrank 1798 vole
 Rodentia - Sciuridae
Spermophilus sp.1 Cuvier 1825 ground squirrel
Reptilia
 Testudines - Emydidae
"Actinemys marmorata" = Emys marmorata2
"Actinemys marmorata" = Emys marmorata2 Baird and Girard 1852 western pond turtle
 Testudines - Testudinidae
"Xerobates agassizi" = Gopherus2
"Xerobates agassizi" = Gopherus2 gopher tortoise
Aves
 Anseriformes - Anatidae
Anatidae indet. Vigors 1825 waterfowl
Branta canadensis2 Linnaeus 1758 Canada goose
Cygnus columbianus2 Ord 1815 tundra swan
Tadorna tadorna2 Linnaeus 1758 Common shelduck
cf. Aythya sp.2 Boie 1822 pochard
 Columbiformes - Columbidae
Zenaida macroura2 Linnaeus 1758 mourning dove
 Strigiformes - Strigidae
Athene cunicularia2 Molina 1782 burrowing owl
Reptilia
 Squamata - Colubridae
Colubridae indet.2 Oppel 1811 colubrid snake
Amphibia
 Salientia -
Anura indet.2 Fischer von Waldheim 1813 frog
 Caudata - Urodela
Urodela indet.2 salamander
Actinopteri
 Centrarchiformes - Centrarchidae
Archoplites interruptus2 Girard 1854 Sacramento perch
 Cypriniformes - Catostomidae
Catostomus occidentalis2 carp-like fish