506 
pygmed, ix., 7 
odorata minor, ix., 7 
tetragona Georgi (new), ix., 7 
Castilleia, viii., 77 
gloriosa, viil., 71 
Castings, ancient silver, lii., 15, 62, 
63 
Castoroides, iii., 14 
Casts, screw-like, in Chemung sand- 
stones, lii., 33-34 
Caswellite from Franklin Furnace, 
Is deg ssuniles Si) 
Catacombs, Egyptian, v., 120 
Catalogue of N. A. Paleozoic Crusta- 
cea, vill., 152 
American Minerals, vii., 211 
Chemical periodicals, iv, 93 
stars, v., 207 
Catalpa,v., 119 
speciosa, iii1., 107 
Catalytic phenomena, y., 185 
Catania, Sicily, amber, ii., 85 
Catfish of South America, xiv., 21 
Catopteurs anguiliformis, vi., 127 
gracilis, vi., 127 
ornatus, vi., 127 
parvulus, vi., 127 
Redfieldii, vi., 127 
Catorce meteorite, v., 227 
Catseye, ii., 26,42 
chrysoberyl, v., 131 
Catskill Mountains, N. Y., erosion 
and glaciation, i., 24-31 
group, li., 8; v., 281 
Cattell, J. McK,, elected resident 
member, xili., 155. 
Cauchy’s Formula for Metallic Re- 
flection, application of, to Plati- 
num, xiv., 175 
Cause of chemical reaction, xv., 61 
the tides, viii., 187 
Causes of red sunsets, iii., 60, 61, 64, 
65 
Cave-fauna of Belgium, viii., 132, 
134 
Cave, Mammoth, of Kentucky, i., 59; 
66 ; 
Caves, ix., 10 
animal life in, ix., 64-67 
human bones in, ix., 11; ii., 36-41 
Staffa, ii., 3-6 
Cavities in quartz from Montclair, 
N. J... els he 
Cay, Salt, x., 4 
INDEX. 
Cays north of New Providence, for- 
mation of, x., 19 
Ceanothus, iv., 31 
ovalus, ix., 183 
Cedar Keys, Fla., mounds at, vii., 
164, 165 
Cedronella, xiii., 98 
Celastrus scandens, xil., 38 
Celestite from Texas, v., 213 
Celastrophyllum, v., 136 
Celastrinez, vii., 8 
Celastrus, v., 136 
Cellis occidentalis, 1i., 92 
Cell-doctrine, i., 31-46 
Cell-structure of Wood, v., 113, 119 
Cells, united action of, i., 44, 45 
Celt of meteoric iron, v., 227 
Cemeteries, decay of stone in, ii., 124, 
129, 133-135 
Cenoplacentalia, xili., 175-234 
Centaurea Americana, ix., 181, 184 
Center, Robert, elected resident 
member, xiv., 154 
Century Magazine, vii., 254 
Cerastium vill., 78 
Ceratodus, ii., 146; xii., 123 
Ceratophyllum demensum, iil., 43 
Ceratops, ix., 31 
Ceraurus, xil., 238 
Cercio occidentalis, ix., 184 
reniformis, 184 
Cercocarpus parvifolius, vili., 76 
Ceresine from ozokerite, ii., 48 
Cerillos coal fields near Santa Fé, 
New Mexico, 105 
introduction, 106 
geological structure of the area, 
107 
the eruptive rocks, 108 
the Laramie, 110 
the White Ash coal bed, 110 
the Boyle mine, 111 
the Lucas mine, 113 
the Cunningham mine, 113 
the White Ash mine, 114 
the Coking seam, 115 
the Cook-White coal bed, 116 
- characteristics of the coals, 117 
chemical composition of the 
white-ash bed, 117 ; 
chemical composition of th 
Cook-White bed, 119 
cause of the metamorphism of the 
coal, 120 
