Webb, G. E. 1984. Columella development in Lophophyllidium n. sp., and its taxonomic implications, Imo Formation, latest Mississippian, northern Arkansas. 54 512, pls.1-2.
Place:
Searcy County, Arkansas, United States, North America
Geologic Age:
Paleozoic - Mississippian - Late - Chesterian
Record Last Modified:
17 Oct 2024
Site Number:
15932
Stratigraphy:
Imo Fm
Taxonomy:
Animalia Cnidaria Anthozoa Rugosa Stauriida Plerophyllina Lophophyllidae