46 DONS. — AVRIL, MAI ET JUIN 1905 
BEerkey. Economic Geology of the Pembina Region of North Dakota, 142-152. 
— J. W. SPENCER. Prof. Hull’s « Suboceanie Terraces and River Valleys of 
the Coast of Europe », 152-167. — Edw. H. Kraus. On the Origin of the 
Caves of the Islands of Put-in-Bay, 169-191. — Ern. Wrrrmann. The Geolo- 
gical and Topographical Features of the City of Monterey, Nuevo Leon, 
Mexico and its Vicinity, 191-176. — St. WEeLLER. Classification of the Upper 
Cretaceous Formations of New Jersey, 176-197, — Israel C. RussezLz. Drumlin 
Areas in Northern Michigan, 177-182. — 4 : Warren Upxam. The Nebular 
and Planetesimal Theories of the Earth’s Origin, 212-291. — J. W. SPENCER. 
Dr Nansen’s : « Bathymetrical Features of the North Polar Sea, with a Dis- 
cussion of the Continental Shelves and the Previous Oscillations of the 
Shore-Line », 221-236. — G.KF. Wricurt. Prof. Shimek’s Criticism of the 
Aqueous Origin of Loess, 236-240. — P. W PruTrzMAN. Chemistry of Cali- 
fornia Petroleum, 240-243. — L.M. LamBre On the Tooth-Structure of Meso- 
hippus Westoni (Cope), 243-244. — 5: N. H. Wincxezz. Deep Wells as a 
Source of Water Supply for Minneapolis, 266-291. — Luella A. Owen. Evi- 
dence on the Deposition of Loess, 291-301. — R. R. Rowzey. Missouri 
Paleontology, 301-312. — W. UrxaM. Fjords and Hanging Valleys, 312-315. 
— 6: O. P. Hay. The Fossile Turtles of the Bridger Basin, 327-342. — S.W. 
WiczisTon. On the Lansing Man, 342-347. — Warren UPHAM. Age of the 
St-Croix dalles, 343-356. — G. A. WanrinG. The Pegmatite Veins of Pala, San 
Diego County, 356-376. — J. A. Bowxocker. The salt Deposits of Northeas- 
tern Ohio, 376-379. 
— New-Haven. The Am. J. of Sc., XIX, 112-114 ; XX, 115-116, 
1905. 
112 : W. M. Davis. Bearing of Physiography upon Suess’Theories 265-273. 
— C.H. Suyrx. Replacement of Quartz-by Pyrite and Corrosion of Quartz 
Pebbles, 277-285. — E.H Kraus. Occurrence and Distribution of Celestite- 
Bearing Rocks, 286-293. — 114 : F.B. Loomis. Hyopsodidæ of the Wasatch 
and Wind River Basins, 416-424. — W. E. Hinpen. Results of Late Mineral 
Research in Llano County, Texas, 425-434. — 115 : M. Targort. Revision of 
the New-York Helderbergian Crinoids, 17-34. — L.V. Pirsson. Petrographic 
Province of Central Montana, 35-49. — 116 : E. T. Mezvor. Glacial (Dwyka) 
Conglomerate of South Africa, 107-119. — H.F. CLELAND. Formation of 
Natural Bridges, 119-125. — G. A. WARING. Quartz from San Diego County, 
California, 129-128. — G. M. Muraocr. Genesis of Riebeckite Rocks, 133-146. 
— New-York. Ann. rep. Am. Mus. Nat. H., 1904. 
— PB. Am. Mus. Nat. H., XNIIL 3; XX, 1904. 
3: W.D. MATTHEW. À complete Skeleton of Merycodus. 101-130. — H. Fair- 
field OsBorn. An Armadillo from the Middle Eocene (Bridger) of North 
America, 163-166. — Ip. New Oligocene Horses, 167-180. — Ip. Manus, Sacrum, 
and Caudals of Sauropoda, 181-190. — J. W. Gipzey. Proper Generic Names 
of Miocene Horses, ’191-194. — W. D. Marraew. Notice of Two New Oligo- 
cene Camels, 211-216. — H. F. OsBorx. T'eleorhinus Browni ; A Teleoseaur in 
the Fort Benton, 239-240. — W. D. MATTHEW and J. W. Ginzey. New or 
Little Known Mammals from the Miocen of South Dakota, Am. Mus. Exp. 
Of 1903, 241-268. — H. F. OsBorw. New Miocene Rhinoceroses with Revision 
of Known species, 307-326. — Ip. The Great Cretaceous Fish Portheus 
molossus Cope, 377-382. — A. ALLEN. A Fossil Porcupine from Arizona, 
385-398. — R. P. WrirrtæLp. Notice on a New Genus and Species of Lower 
