TY - JOUR A1 - Conrad, T. A. JO - Proceedings of the Academy of Natural Sciences of Philadelphia SP - 305 EP - 311 C1 - 1(30-31): 305-311 TI - Descriptions of a new genus, and of twenty-nine new Miocene, and one Eocene fossil shells of the United States UR - https://www.biodiversitylibrary.org/page/26286360 VL - 1 PY - 1843 Y2 - 2024-03-28 ER -