— — in Vermont, S. P. Lathrop, xlvi, 331.
— water, drinking of, xv, 194.
Iceland, notice of, xvii, 15.
—, geysers, springs, &c. of, E. Robert, xxxi, 167; xxxii, 196.
—, —, remarks on, G. Bischof, xxxvi, 255.
Ichnolithology, see [Footprints.]
Ichthyolites, see [Fish.]
Ichthyosaurus, largest, found by Mary Anning, xxviii, 369.
—, in U. States, xxvii, 353.
— at Strensham, England, xxxviii, 126.