INDEX. 



Calcium, micro-chemical analysis of, 1242. 

 Calliphora erythrocephala, development of, 



1578. 

 Camera, stereo-photo-micrographic, 11 13. 

 Cancer, etiology of, 11 36. 

 Cancer, miscellaneous studies in, 1428. 

 Casts found in urine, how to preserve as per- 

 manent specimens, 1476. 

 Cell division in Protozoa, 13S2. 

 Cell plate in higher plants, development of 



function of, 1 132. 

 Centrosome, the kinetic center of the cell, 



1302. 

 Centrosome and sphere in Crepidula, 1505. 

 Centrosomes in the higher plants, 1461. 

 Ceramothamnion codii, a new rhodophyceous 



alga, 14 1 2. 

 Cesium and rubidium, 1125. 

 Cestodes, collection and preservation of, 



1581. 

 Cestodes, development of, 1340. 

 Chalcopyrite, experiments on, 1394. 

 Champignons, sexual reproduction in, 1535. 

 Changes that take place in the bacterial con- 

 tents of water during transportation, 1553. 

 Charcot-Leyden crystals associated with eosi- 

 nophilic cells, 1387. 

 Chemical analysis of the sexual products of 



sea urchin, 1 1S5. 

 Chemical quantitative analysis of proteids in 



stomach contents, 12 16. 

 Chemical relationship of colloid, mucoid, and 



amyloid substances, 1426. 

 Cholera bacillus, spores of, 1392. 

 Chrome-silver impregnation for nerve tissue, 



1560. 

 Chromosomes of the germ cells of Metazoa, 



1578. 

 Cirrhosis of the Liver, nature and distribution 



of. new tissue in, 1 263. 

 Cleistogamous flowers, 1536. 

 Columbia University, growth in ten years, 1567. 

 Combined condenser and polarizer for petro- 



graphical microscopes, 11 55. 

 Combined slide and cover-glass forceps, 1436. 

 Combined ureometer and saccharometer, 1286. 

 Cone net, Birge, 1405. 

 Connecting threads in the tissues of Pinus 



sylvestris, 1502. 

 Constant current on organisms, effect of, 1140. 

 Contact irritability produced by salt solutions, 



1584. 

 Contributions to our knowledge of color in 



photo-micrography, 1 489. 

 Corundum, formation of, 1144. 

 Course in biology in the Horace Mann High 



School, 1249. 

 Course of study in invertebrate zoology in the 



Marine Biological Laboratory at Wood's 



HoU, 1 48 1. 

 Crocodilians, Lizards, and Snakes of North 



America, 1340. 

 Crystallography of cadmium and zinc, 1224. 

 Current Bacteriological Literature, reviews, 

 1141,1186, 1222, 1266, 1310, 1347, 1391, 

 1427, 1472, 154S, 1587. 

 Current Botanical Literature, reviews, 1131, 

 1 174, 1206, 1255, 1299, 1332, 1381, 141 1, 

 1460, 1502, 1535, 1573- 



Current Zoological Literature, reviews, 1212, 

 1260, 1339, 1385, 1418, 1465, 1506, 1541. 1579. 



Cycas revoluta, tuber-like rootlets of, 1334. 



Cytology, Embryology and Microscopical 

 Methods, reviews, 1133, 1176, 1208, 1257, 

 1301, 1334, 13S2, 1414, 1462, 1504, 1537, 

 1576. 



Damp chamber for use with klinostat, 1499. 



Daphnia magna, reactions of, to certain changes 

 in its environment, 11 40. 



Demarcation current of a resting nucleus, 1425. 



Demonstration of reactions of unicellular or- 

 ganisms, 1222. 



Demonstration of reticulate vessels, 1356. 



Description of the new wing of the laboratory 

 of hygiene at the University of Pennsylvania, 



1234- 



Development of embryo of mouse up to time 

 it is encapsuled in the decidua reflexa, 1386. 



Development of pollen grain of Carex, 117^. 



Device for leveling the microscope, 1458. 



Device for rearing dragon flies, 1277. 



Device for supporting Pasteur flasks, 11 57. 



Diatoms, modern conception of the structure 

 and classification of, 14 13. 



Difflugia, experiments on, 1464. 



Digestive processes and functions of the an- 

 terior part of the alimentary tract in selach- 

 ians, 1470. 



Diphtheria bacillus in the mouths of healthy 

 individuals, 1 145. 



Directing marks in microscopical sections for 

 the purpose of reconstruction by wax plate 

 modeling, 1537. 



Directions for Beginners in Bacteriology, 13 10. 



Double fertilization in maize, 141 1. 



Drones from the unfertilized eggs of bees, 1577. 



Easy method of mounting and preserving 

 mosquitoes, 11 29. 



Echinococcus alveolaris and multilocularis, 

 1544. 



Ehrlich's triacid mixture for staining blood, 



I3'4- 

 Ehrlich-Weigert anilin methyl-violet method 



for staining tubercle bacilli, 1395. 

 Elastic fibers of the skin, method of staining, 



1423- 



Elastic tissue in the lung, methods of demon- 

 strating, 1338. 



Electrical conductivity of the blood, 1423. 



Embryochemical studies, 1426. 



Embryo sac of Peperomia, 1299. 



Endurance of pest bacilli in pure cultures, 1472. 



Enzymes in cheese, 11 86. 



Eosinophilic cells, origin of, 1422. 



Eosinophilic cells, staining, 1417. 



Eosinophilic leucocytes in tumors, 1 508. 



Epilepsy parasite, 1188. 



Epithelial cells in mouth and pharynx of sal- 

 amander larvoe, 1383. 



Erigenia bulbosa, morphological and anatom- 

 ical study of, 1175. 



Essentials of Practical Bacteriology, 13 10. 



Examination of blood, 1593. 



Exclusion and elimination of pathogenic bac- 

 teria from sewage, 1551. 



External osmotic pressure upon green algs, 

 effect of, 1 574. 



Eye spot of Euglena viridis, 1 133. 



