UCMP B1362 (Eocene of the United States)

Where: Presidio County, Texas (30.2° N, 104.7° W: paleocoordinates 32.6° N, 94.8° W)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Colmena Tuff Formation (Vieja Group), Uintan (46.2 - 39.7 Ma)

• 70-90 feet above base of Tertiary section

Environment/lithology: terrestrial; tuff and conglomerate

• dark red-brown tuff with numerous boulder conglomerate lenses

Size class: macrofossils

Collected by Wilson, Jack; reposited in the TMM

Primary reference: B. Roth. 1984. Lysinoe (Gastropoda: Pulmonata) and other land snails from Eocene-Oligocene of Trans-Pecos Texas, and their paleoclimatic significance. The Veliger 27(2):200-218 [P. Holroyd/P. Holroyd]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 199931: authorized by Patricia Holroyd, entered by Patricia Holroyd on 22.02.2019

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Gastropoda
  - Helminthoglyptidae
Lysinoe breedlovei
Lysinoe breedlovei Roth 1984 snail