On the structure of Cystidea and Blastoidea; by E. BILLINGS, F.G.S
On some Points in the Structure and Habits of the Paleozoic Crinoidea; by
F. B. MEEK and A. H. WORTHEN..
On the Existence of Rocks containing Organic Substances in the Fundamental
Gneiss of Sweden; by Messrs. IGLELSTROM, NORDENSKIOLD and EKMAN.. 452
On the Geology and Silver Ore of Wood's Location, Thunder Cape, Lake
Superior; Part II; by THOMAS MACFARLANE...