111 Ranch (Lower) ( of the United States)

Where: Graham County, Arizona (33.0° N, 109.6° W: paleocoordinates 33.1° N, 109.0° W)

• coordinate based on political unit

When: Blancan (4.9 - 1.8 Ma)

Environment/lithology: terrestrial

Primary reference: T. Galusha, N. M. Johnson, E. H. Lindsay, N. D. Opdyke, and R. H. Tedford. 1984. Biostratigraphy and magnetostratigraphy, late Pliocene rocks, 111 Ranch, Arizona. Geological Society America Bulletin 95(6):714-722 [J. Alroy/J. Alroy/M. Uhen]more details

PaleoDB collection 19656: authorized by John Alroy, entered by John Alroy on 18.02.1993, edited by Jonathan Marcot

Creative Commons license: CC BY (attribution)

Taxonomic list

• from 25-30 m/81-98 ft. in local section
Mammalia
 Cingulata - Glyptodontidae
Glyptotherium texanum Osborn 1903 glyptodon
 Megatherioidea - Megalonychidae
Megalonyx sp. Harlan 1825 edentate
 Proboscidea - Gomphotheriidae
Gomphotheriidae indet.1 Hay 1922 gomphothere
 Carnivora - Canidae
Urocyon galushai n. sp.2 Tedford et al. 2009 gray fox
Canis thooides n. sp.2 Tedford et al. 2009 canine
Canis cf. latrans1 Say 1823 coyote
 Perissodactyla - Equidae
"Equus simplicidens" = Plesippus simplicidens Cope 1892 horse
Nannippus peninsulatus Cope 1885 hipparionine horse
 Artiodactyla - Camelidae
"Camelops cf. traviswhitei" = Camelops hesternus, Hemiauchenia sp.
"Camelops cf. traviswhitei" = Camelops hesternus Leidy 1873 camel
Hemiauchenia sp. Gervais and Ameghino 1880 camel
 Artiodactyla - Tayassuidae
Platygonus sp. Leconte 1848 peccary
 Rodentia - Cricetidae
Baiomys sp.3, "Bensonomys arizonae" = Calomys (Bensonomys) arizonae3, "Sigmodon medius" = Sigmodon minor
Baiomys sp.3 True 1894 pygmy mouse
"Bensonomys arizonae" = Calomys (Bensonomys) arizonae3 Gidley 1922 mouse
"Sigmodon medius" = Sigmodon minor Gidley 1922 cotton rat