Blake W. Blackwelder

• Late Cenozoic stages and molluscan zones of the U. S. Middle Atlantic coastal plain
• Late cenozoic stages and molluscan zones of the US Middle Atlantic coast plain
• Stratigraphy of the Chesapeake Group of Maryland and Virginia
• Stratigraphy of upper Pliocene and lower Pleistocene marine and estuarine deposits of northeastern North Carolina and southeastern Virginia