—, new species of grass, Diplocea barbata, i, 252.
—, Cylactis, Nemopanthus and Polanisia, three genera of New York plants, i, 377.
—, description of the Xanthium maculatum, i, 151.
—, new genus (Exoglossum) of freshwater fish, i, 155.
—, Mustela vulpina, new species, i, 82.
—, Scytalus cupreus, or copper headed snake, i, 84.
—, sponges on Long Island shores, i, 149.
—, notice of the works of, xxix, 393, 394.
—, — of zoological writings of, S. S. Haldeman, xlii, 280.
—, — of the Botanical writings of, xl, 221.