CRE 
Crania, ibid, review of, xxxviil, 
341. 
, American, characteristics of, 
xlvii, 408. 
, eyptiaca, S. G. Morton, 
notice of, xlvil, 205. 
, ancient Egyptian, S. G. Mor- 
ton, xviii, 268. - 
, internal capacity in different 
races of men, S. G. Morton, 
XXXVill, 373. 
Crank motion, A. B. Quinby, vil, 
316f; ix, 317; xi, 3885 xii, 1246, 
344f; xill, 73, 356. 
, remarks in reply to Mr. 
Quinby, viii, 279; xii, 388!; xiii, 
75, 350. 
——., I. Doolitile, xii, 367; 
xiv, 60.f 
Crayons, red, manufacture of, xvil, 
187. 
Crenate of copper, native, C. 7. 
Jackson, xxxvil, 398. 
Crenic acid, and apocrenic acid, in 
water, Berzelius, xxviil, 121. 
Creosote, M. Liebig, xxviii, 131. 
Cretaceous (ferruginous sand) fos- 
sils, U. States, S. G. Morton, 
xvii, 274, 290; xviii, 248, 2505 ; 
xxill, 288'; xxiv, 128!; xlviii, 267. 
formation of the U. States, a 
division in, S. G. Morton, xxviii, 
277. 
, review of Morton’s Sy- 
nopsis of the fossils of, xxv, 
377. 
of the U. States, E. 
Hitchcock, xli, 246, 265. 
in South America, xli, 
—— 
265. 
——- 
in America, extent of 
C. G. Ehrenberg, x\vi, 307. 
of the Upper Missouri, 
Nicollet, xli, 180; xlv, 153. 
strata of New Jersey, C. Lyell, 
xlvii, 2138. 
of New Jersey, (green- 
sand) foraminifera in, xli, 213. 
of New Jersey, fossil 
crocodile in, S. G. Morton, xlviii, 
265.f 
—— 
60 
ene 
Cretaceous formation in N. Jersey, 
list of fossils in, S. G. Morton, 
xlvill, 267. 
period in United States, H. D. 
Rogers, xlvii, 251. 
Crichtonite in Connecticut, xxxv, 
io: 
(variety Washingtonite) in 
Connecticut, ©. U. Shepard, xliii, 
364.f 
in Rhode Island, xxxv, 180. 
Crinoidea, general remarks on the 
characters and geological posi- 
tion of, J. Hall, xlv,349. 
, see farther, ZooLoay, Radi- 
ata. 
Crocodile, fossil, in New Jersey, 
Xvii, 289 ; xxvii, 853; xlvili, 265.f 
Croom, H. B., plants from Florida, 
xxv, 74. 
, botanical communications, in- 
cluding botany of Middle Flori- 
da, xxvi, 313. 
, new localities of plants at the 
South, with notes and descrip- 
tions, xxvill, 165. 
, organic remains in the marl 
pits of North Carolina, xxvii, 
168. 
Crotalus reliquus, A. Eaton, xx, 
122.f 
Crosse, some account of galvanic 
apparatus of, xxxil, 372; xxxv, 
125.f 
, supposed production of ani- 
mal life, xxxii, 374; xxxiii, 272. 
, production of crystals and 
certain insects, xxxv, 125.f 
, Acari of, xxxii, 3746; xxxv, 
125f; xlix, 227. 
——, ——, experiments of W. H. 
Weekes in the production of, xliil, 
395. 
Crucible, improved, vili, 389. 
for glass houses, on the man- 
ufacture of, xvi, 112. 
for fusion, xxii, 384. 
Crustaceans in Paleozoic rocks, J. 
Phillips, xlii, 326. 
, see farther under Zoonoey, 
Articulata. 
