484 DONATIONS. 



Salem. The American Naturalist. Vol. v. Nos. 1-12 {continued). 



Colossal Fossil Seaweed, 185. 



Eozoon and its allies in later Formations, 255. 



Discovery of Mastodon-remains at Mott's Corners, near Ithaca, N. Y., 



314. 

 The discovery of a Skull of a Musk-Ox in Utah, 815. 

 Fossil Walrus, 316. 

 The Pterodactyl in America, 816. 

 Aurora Island, 379. 

 Rocks polished by sand, 442. 

 Fossil Reptiles from the Rocky Mountains, 443. 

 New facts in Fossil Botany, 444. 

 Crinoids injected by Silicates, 445. 

 T. S. Hunt. — The Geognosy of the Appalachians and the origin of 



Crystalline Rocks, 451. 

 E.W. Hilgard. — On the Geological History of the Gulf of Mexico, 514. 

 . Remarks on the age of the Rock-salt Deposits of Petite Anse, 



523. 

 L. S. Burbank. — On Eozoon Canaclense in the Crystalline Limestone 



of Massachusetts, 535. 

 J. B. PerrY. — On the Eozoon Limestone of Eastern Massachusetts, 



0<jO. 



G. C. Swallow. — Remarks on the Geological Map and Section of the 



Rocks of Missouri, 541. 

 E. T. Cox. — Western Coal-measures and Indiana Coal, 547. 

 C. Whittlesey.— On the Earthquake of October 1870, 561. 

 E. D. Cope. — On the Extinct Tortoises of the Cretaceous of New 



Jersey, 562. 

 T. S. Hunt. — On the Oil-wells of Terre Haute, Indiana, 576. 

 E. D. Cope. — Observations on the Systematic Relations of the Fishes 



579. 



. The Laws of Organic Development, 593. 



Remarks of Fossil Vertebrates from Wyoming, 664. 



The Drift Period, 729. 



The Structure of Fossil Cryptogams, 731. 



Supposed Vegetable Fossils, 732. 



The Geology of the White Mountains, 732. 



Origin of Ocean-currents, 732. 



New Carboniferous Spider, 733. 



The Mammoth Cave and its inhabitants, 739. 



Where are the Bones of Prehistoric Man ?, 789. 



Fresh discoveries of Platycnemic Men in Denbighshire, 792 



Geological Expedition to Kansas, 792. 



. . Vol. vi. Nos. 1-11. January to November 1872. 



L. Agassiz.— Concerning Deep-sea Dredgings, 1. 



Geology of the Phosphate Beds of South Carolina, 55 



Deep-sea Explorations, 58. 



Coal-beds in Panama, 59. 



J. W. Foster. — The Mountains of Colorado, 65. 



Geology in California, 117. 



Origin of the New-England Glacier, 117. 



C. C. Abbott.— The Stone Age in New Jersey, 144, 199. 



The Chantangua Mastodon, 178. 



A new Fossil Butterflv, 179. 



