INDEX. 
Bog iron ore, vii., 219 
Boiling holes, x., 12 
Boletus destructor, v., 111 
Bolivia, flora of, x., 115 
Bolometers, new method of making, 
atilog 1rAl 
Bolton, H. Carrington, elected Presi- 
dent, xii., 128 
Bombinator, xii., 245 
Bombycine moths, xii., 138 
Bone-cave of Gailenseuth, 11., 37 
Bone-oil, ii., 63 
Boomerang problem, xii., 77 
Booth, Jas. Curtis, decease of, vii., 
139 
Boraginez, vii., 12 
Bornholm, Denmark, singing beach, 
ios Sep 
Bornite, vii., 217; viii., 59 
Borislau, ozokerite mines, li., 43-48 
Bos primigenius, viii., 133 
Botanical collection of the Academy, 
il1., 32 
Botany, contributions to Texan, ix., 
181 
of Texas and Chihuahua, ii., 66, 
90, 94 
Botsfordia pulchra, xiv., 115 
Bouchetia anomata, vii., 12 
erecta, vii., 12 
Boulders in Great Hudson Valley, 
lil., 24-26 
of rock crystal from Alaska, 81 
of field of rocks, vii., 16 
basaltic, discovery of, in Vermont, 
xiii., 161 
basaltic, petrography of, xiii., 161 
Bournonite, vii., 217 
Bouteloua hirsuta, vii., 14 
racemosa, 14 
hirsuta, ix., 182 
Texana, 182 
trifida, 182 
Bouteloua, viii:, 77 
Bowenite, viii., 162 
Bowlesia lobata, vii., 10 
Brachiopods, vii., 2, 3 
Brachiopoda of Protolenus fauna, 
xive, 112 
Brachymetopus, vii., 250 
Brachyphyllum, v., 136 
Brachyphyllum foliosum, vi., 126 
gracile, 126 
Brachyris Euthamizx, vii., 10 
308 
Brauner, Bohuslav, Ph.D., elected 
corresponding member, xiv., 48 
Brazil turba, i., 76 
minerals from, iii., 21, 34, 107 
Brenham township, Kan., map of, 
Dx Le 
Brevoort collection, ix., 3 
J. Carson, memorial, vii., 78-80 
Bridgham, Samuel W., elected resi- 
dent member, xiv., 154 
Bridge at Pittsburg, decay of, iii., 
65, 66 
construction, vi., 148-160 
historic, vi., 148-160 
Bridgeton, N. J., fossil plants from, 
iv., dl 
Bridgewater meteorite, ix., 194 
analysis of, ix., 195 
polished section of, ix., 195 
Brilliant colors of red sunsets, iii., 
60-61, 64-65 
Brine, analysis of, ix., 40 
Bristol, Charles L., elected resident 
member, xiv., 65 
Bristol, C. L., elected Sectional 
Secretary, xv., 66 
British America, moraines in, viii., 
164 
Assoc., Oxford meeting, xiv., 45 
Jour. of Photography, vii., 106 
Britton, N. L., elected Recording 
Secretary, xil., 128 
Brockway, E. J., elected resident 
member, xiii., 151 
Brodiza, viii., 77 
Bromine, vii., 38 
Bronzite, vi , 76 
Brooklyn Acad., vii., 113 
Aqueduct, vi., 82 
buildings of, ii., 67-71 
Institute, vii., 237 
Brown hematite in southwest Vir- 
ginia, 1., 162, 163 
Brown’s Park Beds, Utah, strati- 
graphical relations of, xv., 252 
Brownstone, durability of, ii., 122- 
124, 136 
Brown tourmaline, vii., 230 
Bruce’s American Mineralogical 
Journal, xi., 57 
Bryanthus, i., 6 
Bryograptus (?) retroflecus (?), xiv., 
271 
lentus, xiv., 270 
