INDEX, VOLS, XI—xx. 423 
pare. ne of, from the carbonate,|| Blake, W. — on a supposed chlorite, xii, 339. 
xvi, notices of chlorite, sapphire, *jievrite, 
Bases, leit structure of organic, xii,|| ores of lead, &c., xiii, 
on zine oxy as a furnace product in 
Bathygnats manter a fossil reptile, J.|) New Jersey, xiii, 4 
Leidy, xix, 444. mineralogical notices, xiv, 105. 
oe of ‘Manian Cave, xi, 337. on lanthanite, xvi 
Bayo, Geology of Spain, xi, 259. on an ancient lake in "Colorado Desert, 
Beach sandrock of coral, xi, xvii. 
Bebe, on the microscope, noticed, XViil, os quicksilv er mine of California, xvii, 
4 
Bea le td's engine, xv, 420. iii, 151, 
Belleviles engine, xy 419, on guid and ypc hebery pe Cape” Blac, a = 
echt, on cie acid compounds of Tusca-|| xviii, | “4 
ny, xix, 19. cao on California, xviii, 44 * 
Beck, L. C “eK notice of, and list of mig gs and mastoden pr Celitornite,. : 
works of, x X¥l, xix, 133, 
Becquerel, electricity of plants, xii, 83. notice of Geological Report of, xix, 433. 
elect action, xviii, 382. on gold r region of California, and miner- 
38 
Beer, adulteration of, with strychnine, xiv, als, xx, 
on groov ‘ing rocks by sand in California, 
i's 
Beer's “ Optik,” Seagate Higgs 272. xx, 178. 
Bees, anesthesis of. Blond, T., on peer distribution of 
Beke, C., on the Nile, ved 438. Mollusea, xiv, 
Bellona, a new planet, xviii, 137, 290, Micot, fountain rs a Honduras, xviii, 439, 
Benait on the Sliding Scate, noticed, oid 420.)| x, 287, 
Bentham, G., on the Arachis h @a, XX. Blood. -rain, infusoria i, 372. 
202 i : wpipe Sy india bah barrel, rho 121. 
Benzine for Greek fire, xviii, 383. ble e Licks spring, Kentucky, analys s of 
Stones yd and allied compounds, xviii, 412. san of, a 
niet acid, aleohol of, xvii, Bo ee Silurian ‘System of, Barrande, xiii, 
204, nitruret of, formed. front hippuric 
= id, xvii, 429, Bolling water for measuring heights, method 
a ~ ele = and Curtis, on Fungi, noticed, xvi,| of calculation, xx, 117, 
|| Bond’s comet of August, 1850, xi, 
zirconia, xvi, 412. Bond, G. P., on Saturn’s rings, xi, 97. 
Berthelon, iqefaction of gases, xi, 252. Bond, W. C., a new ring of gorge xii, 133 
na of contact, xvi, 406. Booth, J. C., "on remingtonite, x 8. 
process wih glycerine, xvii, 267. | Boracic acid j in mineral waters, py 114, 
ertoloni, A., Miscellanea "Botanica of, no- compounds on the Tuscan Lagoons, xix, 
xt 279. 19. 
tzelius, biograp y of, H. Rose, xvi, 1, 173, lagoons, xi, 199. 
305, xvii, 103. Fobsten eager ee: of several native, Bechi, 
Bigelow, A., on mounds in Alabama, xv, 186. ct sda 129, x 
Binney, A., on Terrestrial air-breathing Mol-| Bore of the ‘Tsien-tang, xx, 305. 
i xii, 450, xiv, 12 | Bose , £. B. Hunt on, xviii, 243, 
Binocular sae W _ He i xx, 86, 204, at. History, noticed, xi, 
urther, S A 
Biological phenneises « oiplaiieds Ww. B. Car. : m _N 
er, xiv. i 
Bird, wingless, xi, 286, 
434 ¥, 156, 304, xi 
= oro by Coston i ab Spey si da a4, xi 114, 
._ Work on, by J. C i187, Bois ical Bi , xiii, 
Birt, : wosin sea rhant sin nts _* 291, 427, x = Fo, xvi, 229, 422, xvii, 
Backes" 3 Lehrbuch eae xviii, 426. 132, 285, 443, xvii, 13), 284, 498, xix, 128, 
rie der Befruchtung, etc., noticed,| 439, xx, 1 29, 278. 
Py 4 Sisereee notices of, A. Gray, xiii, 42. 
aa oe 1, D. Breed on, xiii, 404 specimens = mode of giving fle sibility to, 
Bis a equivalent of xii, 113. Bailey, xviii, 1 
Biuer al 7 3 m, Ce ao xii, 220, meee: see ’ Obituary. 
es mon on animal system,|| Bota 
116, ce ih Circulation i in Dydrocharis, xi, 86. 
Bitumen 8 New o. gi, Custis and Berkeley, Xi, 
prings in California, xix, 433, xx, aden oF York sity 397, 
Bake, E. W. the flow of elastic fluids Tange one of Californie, xvii, 440, xviii, 
tro deidicons 3 xii, 186. 150, 286. 
y to 
: Mr. Hendrick, xvi, 80. Pe icy on Menodora and Boliviana, xiv, 
Blake, J., _ on the diluvial deposits of Califor-| . — c 
Blake, We xii, 385, _Bouny of Exploring Expedition, xviii, 
1 
poy P., biaxial — of some 
Posed uniaxial mi micas, xii, ge on some Nyctaginacem, xv, 319. 
