— —, —, at Cheshire, xiv, 187.
— —, in New York, near Rochester, xix, 358f; xxxiii, 201.
— —, —, in Chatauque Co., xxvii, 166.
— —, —, in Orange Co., xxxi, 171.
— —, in New Jersey, J. Van Rensselaer, xi, 246.
— —, in Virginia, Wythe Co., xxvii, 352.
— —, —, geological age of, xxvii, 352.
— —, in North Carolina marl pits, Craven Co., H. B. Croom, xxvii, 168.
— —, in Ohio, near Massillon, xxx, 394; xxxi, 56.
— —, —, in Crawford Co., J. W. Foster, xxxvi, 189.f