19] 



VOLUMES XXXI-XL. 



523 



(tEOLO&Y — 



Mammals, White River formation, v, 



85. 

 new, Marsh, iv, 323. 

 Mesozoic, Osborn, vi, 390. 

 Triassic, iv, 70. 

 Manganese, deposits of, Dunningtou, 



vi, 175. 

 Marls, New Jersev, Mollusca of, ii, 



320, 324. 

 Marmots, geological work of, iv, 405. 

 Mastodon, llama, etc., from Florida, i, 



403 ; with fragments of charcoal at 



Attica, Wyoming Co., N. Y., viii, 



249. 

 Metamorphic rocks of Alps, fossils in, 



v. 80 ; S. B. New York, Merrill, ix, 



383. 

 Metamorphism in California Cretace- 

 ous, Becker, i, 348 ; ix, 68. 



contact, near Peekskill Williams, 



vi, 254. 



facts bearing on, Winchell, vii, 



49*7 ; Reusch, vii, 498 ; gradual 



variation in intensity, v, 82. 

 terms applied to, Dana, ii, 69. 

 Mollusca of New Jersey marls, ii, 320, 



324. 

 Mon Louis Island, Langdon, xl, 237. 

 Mountain making, v, 338, 415; post- 



Crelaceous, Dana, xl, 181. 

 Mountain limestones, Penn , iii, 158. 

 Mt. Taylor and Zufii Plateau, iv, 155. 

 Niagara, recession of, ii, 322. 

 North American Geology and Palason- 



tology, Miller, viii, 328. 

 Nummulites up the Indus valley at a 



height of 19,000 ft., vii, 413. 

 Obsidian cliffs, Iddings, vii, 502. 

 Olenellus (?) Kierulfi, Matthew, i, 472. 

 Oolite, Iowa and Penn., xl, 246. 

 Ore deposits, i, 474. 

 Oregon, surface geology of, v, 475. 

 Ostracoda from Colorado, i, 404. 

 Ovibos cavifrons from Iowa, McGee. 



iv, 217. 

 Paradoxides, Acadian, Matthew, iii, 



388, 390. 



beds of Swedish, age of, Ford, ii, 



473. 

 Pakeocrinoidea, revision of, i, 311; 



iii, 154. 

 Palasohatteria of Credner, and the 



Proganosauria, Baur, vii, 310. 

 Palaeolithic Man in Northwest Mid- 

 dlesex, Brown, v, 255. 

 Palaeontology, Contributions to, Ul- 



rich, ii, 78; Miller's American, ix, 



67; New York, Hall, v, 85, 499; 



work on, by Steinmann and Doder- 



lein, ix, 240. 



Geology — 



Permian, Kadaliosaurus priscus of 

 Credner, notice of, Baur, ix, 156; 

 of Bohemia, Fritsch, notice of, by 

 Dawson, ix, 405. 

 Petroleum and gas of Ohio, ii, 241. 

 Phosphate of calcium, nature and ori- 

 gin of deposits of, Penrose, vii, 

 413. 

 Plants, fossil, Araucarioxylon of Kraus, 

 Knowlton, xl, 257. 



Brotfruchtbaums, fiber die Reste 

 eines, Nathorst, xl, 257. 



Cala mites, fructification of, Wil- 

 liamson, vi, 71. 



Coal Measures, Williamson, v, 

 256. 



flora of Australia and Tasmania, 

 Feistmantel, xl, 495. 



dei tufi del Monte Somma, Mes- 

 chinelli, xl, 258. 



geographical distribution. Ward, 

 xl, 90. 



Jurassic from Japan, Yokojama, 

 viii, 414. 



Leaves, determination of fossil, 

 Ward, i, 370. 



in Staten and Long Island clays, 

 i, 403. 



nomenclature of, i, 236. 

 Mesozoic, Newberry, vi, 70. 

 Palaophytologie, Solms-Laubach, 

 vi, 72. 



Paleontologie vegetale, Revue 

 des travaux, De Saporta, xl, 422. 



Potomac, Fontaine, ix, 520 ; xl, 

 168; Ward, vi, 119. 



remains, problematical, from Ohio, 

 Lesquereux, xl, 258. 



Rhastic, from Honduras, New- 

 berry, vi, 342. 



tree-trunk in hydromica schist, 

 iii, 158. 



Williamsouia angustifolia, Na- 

 thorst, vi, 391. 



Wood, sillcified, Arizona, Knowl- 

 ton, vii, 77. 

 Platyceras, sedentary habits of, Keyes, 



vi, 269. 

 Pleuroccelus, Marsh, v, 90. 

 Post-tertiary deposits of Manitoba, 



Tyrrell, xl, 88. 

 Pot-hole of remarkable size, Penn., iv, 



489. 

 Potsdam andPre-Potsdam. near Pough- 

 keepsie, Dwijht, iv, 27 ; Dwight, 

 i, 125. 

 Preglacial drainage of Pennsylvania, 



Foshay, xl, 397. 

 Primordial fossils, Canada, Rominger, 

 iv, 490. 



