Bartsch, P. & Morrison, J. P. E. (1942). Part 3 - The cyclophorid mollusks of the mainland of America. In: Torre, C. de la; Bartsch, P.; Morrison, J. P. E. The cyclophorid operculate land mollusks of America. United States National Museum Bulletin. 181: 142-293.
348135
Bartsch, P. & Morrison, J. P. E.
1942
Part 3 - The cyclophorid mollusks of the mainland of America. In: Torre, C. de la; Bartsch, P.; Morrison, J. P. E. The cyclophorid operculate land mollusks of America