DONE. — DU 8 KOVKMBAE AU 17 JANVIER 1887. 39 
— A supposed Fossil from the copper bearing rocks of Lake Superior, 208. 
Putnam. — On joint structure, 243, 
— Memoirs of the -, t. III, n» XII-XIII (1886). 
N“ XIII, Scudder. — The oldeat known Insect-LarvailfomolMcoïdM arliculalm, 
from ihe Connecticut River Rocks, 43J, i pl, 
— Note on the supposed Myriapodom Gonus Tnch'mlut, 
— A Review of mesozoic Cockroaches, 439, 3 pl, 
Brookville. Bulletin of the — Society of natural History. — N» 2. 
David R. More. — Fossil Corals of Franklin Connty, 60, 
Cambridge. Muséum of Comparative ZoBlogy at Harvard College, 
Annual Report of the Curator of the — , 1885-86, 
— Bulletin of the — , t. XII, n® 6 ; t. XIII, n“ 1, 
Reports on the Results of Dredging unter the supervision of Alexan- 
der Agassiz in the Guif of Mexico and in the Caribbean sea by the 
U, S. CoastSurvey Steamer « Blake » Lieut. commander C. D. Slgsbie, 
U. S. N. and commander J. R. Bartlett, U. S. N. commanding, 
Mollusca, lIoloLhurioïdea, 
Harrisburg. The geological Survey of Pennsylvania, 
Annual Report, for 1883, avec atlas. 
New-Haven, Conn. — The American Journal of science. 3" série, 
t. XXXII (CXXXll), 11 “ 191, — Novembre 1880. 
Davis. — The structure of tlie triassic formation of the Connecticut Valley, 348. 
Clarke. — Researches on the Lithia Micas, 353. 
Branner. — Thickness of lhe See in Northeastern Pennsylvania during the 
glacial Epoch, 362. 
Chatard. — Lucasite; a new variety of Vermiculite, 375, 
Brown. — Crystaüographic notes, 377. 
Penfield and Harper. — Chemical composition of Ralstonite, 380. 
E, Dana. — Mineralogical Notes, 386. 
N" 192 (décembre 1886), 
Dana. — On the Chystallization of native Copper, 3 pl., 413. 
W. Rice. — On tho Trap and Sandstone in lhe Gorge of the Farminglon River 
at Tarifville, Conn. 430. 
Garvill Lewis. — Comparative Sludies upon tho Glaciation of North America, 
Great Britain and Ireland 433. 
Bishop. — On certain fossiliferous Limestones of Coinmbia Co N. Y., and their 
reiation to the Hudson River Shales and thetaconic System, 438. 
Penfield. — Crystallized Vanadinide from Arizona and New Mexico, 441. 
Ford. — Note on the Age of the Swedish Paradoxides Bed.s, 473. 
3“ série, t. XXXIIl, (t. CXXXÎH), n“ 193, janvier 1887. 
Wright. — The Muir Glacier, 1. 
White. — .Age of Goal found in the région traversed by the Rio Grande, I*. 
Idding. — The nature and orlgin of DHbophysae and the lamination Çf acid 
lavas, 39. 
