Hazel, J E. (1971). Ostracode biostratigraphy of the Yorktown Formation (Upper Miocene an Lower Pliocene) of Virginia and North Carolina. U.S. Geological Survey Professional Paper, 704, 1-13
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Hazel, J E
1971
Ostracode biostratigraphy of the Yorktown Formation (Upper Miocene an Lower Pliocene) of Virginia and North Carolina