Two miles north of Gardner (Eocene of the United States)

Where: Huerfano County, Colorado (37.8° N, 105.2° W: paleocoordinates 41.3° N, 91.9° W)

• coordinate estimated from map

When: Huerfano Formation, Bridgerian (50.3 - 46.2 Ma)

• "Upper beds of the Huefano formation"

Environment/lithology: terrestrial; lithology not reported

Size classes: macrofossils, mesofossils

Collected by AMNH in 1918

Primary reference: C. W. Gilmore. 1928. Fossil lizards of North America. Memoirs of the National Academy of Sciences 22(3):1-201 [J. Head/J. Head/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 180105: authorized by Paul Barrett, entered by Terri Cleary on 07.07.2016, edited by Jonathan Marcot

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Perissodactyla - Brontotheriidae
Eotitanops gregoryi2 Osborn 1913 brontothere
AMNH 17418
Palaeosyops fontinalis2 Cope 1873 brontothere
AMNH 17425
Reptilia
 Squamata - Boidae
Cheilophis huerfanoensis n. gen. n. sp.1
Cheilophis huerfanoensis n. gen. n. sp.1 Gilmore 1938 boa
AMNH 5195 (holotype), about 157 anterior and posterior thoracic vertebrae and numerous rib fragments
 Squamata - Anguidae
"Paraglyptosaurus princeps" = Glyptosaurus sylvestris3, "cf. Paraglyptosaurus princeps" = Glyptosaurus sylvestris3
"Paraglyptosaurus princeps" = Glyptosaurus sylvestris3 Marsh 1871 squamates
AMNH 1618, three dorsal vertebrae, portion of parietal, dermal scute
"cf. Paraglyptosaurus princeps" = Glyptosaurus sylvestris3 Marsh 1871 squamates
AMNH 1617, dermal scutes and fragments of two vertebrae