Place:

Clark County, Arkansas, United States, North America

Geologic Age:

Mesozoic / Cretaceous / Late / Maastrichtian

Record Last Modified:

4 Aug 2025

Site Number:

868

Stratigraphy:

Selma Group / Ripley Fm

Taxonomy:

Animalia Echinodermata Echinoidea Spatangoida Hemiasteridae

Published Name:

Hemiaster (Trachyaster) wetherbyi De Loriol

USNM Number:

PAL467513

See more items in:

Paleogeneral

Echinodermata

Echinodermata Echinoidea Biologic

Paleobiology

Data Source:

NMNH - Paleobiology Dept.

GUID:

http://n2t.net/ark:/65665/3b817809e-7504-4c6c-abe9-3dc47b4c32a3

EDAN-URL:

edanmdm:nmnhpaleobiology_3135154