PaleoDB taxon number: 110013
Full reference: J. S. Cullison. 1938. Dutchtown fauna of southeastern Missouri. Journal of Paleontology 12(3):219-228
Sister taxa: none
Type specimen: Missouris School of Mines and Metallurgy No. 7111, a shell. Its type locality is Geiser Quarry, 2.1 km east of Dutchtown. Unit 2, which is in a Cassinian carbonate limestone in the Dutchtown Formation of Missouri.
Ecology: epifaunal detritivore
Average measurements (in mm): shell 7.00 x 4.00