Where: Houston County, Texas (31.1° N, 95.4° W: paleocoordinates 32.8° N, 85.3° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Yegua Formation, Middle Eocene (48.6 - 37.2 Ma)
• four specimens from the same locality, "stratigraphic position unknown"
• member-level stratigraphic resolution
Environment/lithology: terrestrial; lithology not reported
Size class: macrofossils
Reposited in the AMNH
Primary reference: P. A. Holroyd. 2002. New record of Anthracotheriidae (Artiodactyla: Mammalia) from the middle Eocene Yegua Formation (Claiborne Group), Houston County, Texas. Texas Journal of Science 54(4):301-308 [J. Alroy/J. Alroy/P. Holroyd]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 37559: authorized by John Alroy, entered by John Alroy on 16.03.2004, edited by Patricia Holroyd
Creative Commons license: CC BY (attribution)
Taxonomic list
Reptilia | |
Crocodylia indet. crocodilian | |
Echmatemys sp. Hay 1906 turtle | |
Dermatemydidae indet. Baur 1888 mud turtle | |
| |
Palaeophis sp. Owen 1841 snake | |
Mammalia | |
Heptacodon yeguaensis n. sp.
Heptacodon yeguaensis n. sp. Holroyd 2002 anthracothere | |
Actinopteri | |
Ariidae indet. Berg 1958 Ariid catfish | |
Chondrichthyes | |
Pristidae indet. Bonaparte 1838 sawfish | |
Dasyatidae indet. Jordan 1888 whiptail stingray |