The following notes are intended as a record of some fossil echinoderms recently added to the paleontological collections at the University. The first to be mentioned is a lot of five calyces belonging to a notable spiny-domed crinoid known as Batocrinus icosidactylus Casseday.
Proceedings of the Iowa Academy of Science
©1931 Iowa Academy of Science, Inc.
Thomas, A. O.
"Notes on Some Paleozoic Echinoderms,"
Proceedings of the Iowa Academy of Science, 38(1), 195-200.
Available at: https://scholarworks.uni.edu/pias/vol38/iss1/42