Berdan, J.M. (1976a) Middle Ordovician leperditiocopid ostracodes from the Ibex Area, Millard Country, Western utah. Brigham Young University Geology Studies 23, 37–65.
173480
Berdan, J M
1976
Middle Ordovician leperditiocopid ostracodes from the Ibex Area, Millard Country, Western utah