Near Mount Blanco (Pliocene of the United States)

Where: Crosby County, Texas (33.6° N, 101.3° W: paleocoordinates 33.7° N, 100.7° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Blanco beds Formation, Late/Upper Pliocene (3.6 - 2.6 Ma)

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Collected in 1891

• TMM collection

Primary reference: E. D. Cope. 1892. A Contribution to a Knowledge of the Fauna of the Blanco Beds of Texas. Proceedings of the Academy of Natural Sciences of Philadelphia 44:226-229 [E. Vlachos/E. Vlachos]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 191451: authorized by Evangelos Vlachos, entered by Evangelos Vlachos on 29.01.2018

Creative Commons license: CC BY (attribution)

Taxonomic list

 Testudines - Pantestudinidae
"Testudo turgida" = Hesperotestudo turgida, "Testudo campester n. sp." = Gopherus hexagonatus, "Testudo pertenuis n. sp." = Gopherus pertenius
"Testudo turgida" = Hesperotestudo turgida Cope 1892 turtle
"Testudo campester n. sp." = Gopherus hexagonatus Cope 1893 gopher tortoise
AMNH 3930 (holotype), a partial shell (Hay 1908, figs. 610–613)
"Testudo pertenuis n. sp." = Gopherus pertenius Cope 1892 turtle
TMM 40287-32 (holotype), shell fragments
 Perissodactyla - Equidae
Equus sp. Linnaeus 1758 horse
"Equus simplicidens" = Equus (Dolichohippus) simplicidens Cope 1892 horse
The most abundant mammal and retaining exactly the characters of the molar teeth as originally defined
 Ferae -
Carnivora indet. Bowditch 1821 carnivoran
A canid and three undetermined forms represent the Carnivora
 Xenarthra - Megalonychidae
Megalonyx sp. Harlan 1825 edentate
Teeth and fragments of skull
 Proboscidea - Gomphotheriidae
Mastodon cf. shepardii, "Mastodon cf. mirificus" = Stegomastodon mirificus, "Mastodon successor n. sp." = Stegomastodon mirificus
Mastodon cf. shepardii Leidy 1870 gomphothere
One molar obtained
"Mastodon cf. mirificus" = Stegomastodon mirificus Leidy 1858 gomphothere
Rather common
"Mastodon successor n. sp." = Stegomastodon mirificus Leidy 1858 gomphothere
This species is represented by teeth in collections previously made by Prof. Cummins