DONS. — AVRIL, MAI ET JUIN I904 Sq 



California, 383-396. — 18 : Evans. A New Cestraciont Spine from the Lower 

 Triassic of Idaho, 3o7-4o2. 



— Cambridge. B. Mus. Comparativ Zoôl. Harvard Coll. 

 XXXIX, 9 ; XLI, 2 ; XLIII, i ; XLV, i ; 1904. 



— Mem. ofthe Am. Ac. of Arts and Se, XIII, i, 1904. 



— Chicago. The John Crerar Lihrary, Anniial report, 1903. 



— The Journal of Geol., XII, 2-3, 1904. 



a .• Tarr. Artesian well sections at Ithaca, N- Y., 69-82. — Lane. The rôle 

 of possible eufectics in rocks magmas, SS-gS. — Iddings. A fracture valley 

 System, 94-ïo3. — Wilson. Guspate forelands along the Bay of Quinte. 

 io6-i32. — Matson. a Contribution to the study of the interglacial Gorge 

 Problem. i33-i5i. — Hubbard. An interglacial valley in Illinois, i52-i6o. — 

 3 : FuLLER. Ice-Retreat in Glacial Lake Neponset an din Southeastern Massa- 

 chusetts, 181-197. — Clappo. Relations of gravel deposits in the northern 

 part of glacial Lake Charles. Massachusetts, 198-264. — Watson. The Leopar- 

 dite of north Carolina, 215-224. — Iddings. Quartz-Feklspar-Porphyry from 

 Llano, Texas, 225-23i. — Tyrrell. Crystosphenes or buried sheets of ice in 

 the tundra of northern America, 232-236. — Herrick. A coal-mesure forest 

 near socorro, new Mexico, 237-251. — Reid. The variations of glaciers, 202-263. 



— Columbus. B. of Geol. Suro. of Ohio, (4), i, 1903. 



BoAVNOCKER. The occurrence and exploitation of Petroleum and Natural 

 Gas in Ohio, 320 p. 



— Minneapolis. The Am. Geol., XXXIII, 2 5, 1904. 



a : Bendart. The Geology of Lincoln County, South Dakola, and adjacent 

 portions, 66-93. — FAracHiLO. Geology under the new Hypothesis of Earth- 

 origin, 94-ii5. — 3 : Campbell Conglomerate dikes in Southern Arizona, 

 i35-i38. — CusHMAN. A New foot-print from the Connecticut Valley, i54-i36. 

 — 4 : Wright. Evidence of the Agency of water in the Missouri Valley, 2o5- 

 222. — Miss OwEN. The Loess at S'-Joseph, 223-228. — Grabau. On the clas- 

 sification of sedimentary rocks, 228-247. — Hershey. The Bragdon formation 

 in Northwestern California, 248-266. — 5 : Tarr. Hanging Valleys in the 

 Funger Lake Région of Central New-York, 271-291. — Girty. The Typical 

 Species and Generic characters of Aviculipecten, McCoy, 271-296. — Greger. 

 On the Genus Rhyncopora, King, "with Notice of a New Species, 297-301. — 

 Herrick. Laws of Formation of New Mexico Mountain Ranges, 3oi-3i2. — 

 CoMSTOCK. Ancient Lake Beaches on the Islands in Georgian Bay, 3i2-3i8. — 

 N... Peléliths. 319-320. 



— Ne^w-Haven. The Am. J. of Se., (4), XVII, 100-102. 1904. 



100 : RussELL. Criteria relating to Massive-Solid Volcanic Eruptions, 253- 

 268. — Adams. New Nepheline Rock from the Province of Ontario, Canada, 

 269-276. — Emerson. Note on a Calcite-Prehnite Cément Rock in the Tuff of 

 the Holyoke Range, 277-278. — Raymond. Developmental Changes in some 

 CommonDevonian Braehiopods, 279-300. — Eaton. Characters of Pteranodon, 

 3i8-320. — Osborn. Palseontological Evidence for the Original Tritubercular 

 Theory, 321-323. — toi : Tuttle. Récente Changes in the Elévation of Land 

 and Sea in the Vicinity of New-York City, 333-346. — Dresser. Geology of 

 Brome Mountain, one ofthe Monteregian Hills, 347-358. — Moses. Crystalli- 

 zation of Molybdénite, 359-364. — Goocii and McClenahan Behavior of 

 Typical Hydrous Chlorides when heated in Hydrogen Chloride, 365-376. — 



