tl 



Branchysorex hnrlanii. 16;?. 



brevicaudatiis, l(i:5. 

 Brown, W. v., 04. 

 Buckeye, a Kansas species, 74. 

 Buffalo gnats, 01. 



in Illinois and Indiana. l-W. 

 Building stone. <iuality of. fin. 

 Butler. A. W., IGl, 104. 



CACTACE.K, spines of. l'.'. 

 Cactus flora of the Southwest, 92. 

 California viviparous fishes. 19. 



Campbell, J. L., 98. 



Carhoxylated derivatives of beii7.o<ininone, 

 27. 



Carbon dioxide in the urine, :!(), 4s. 



Carbonic acid in the air, 00. 



Carolina parakeet, 17. 



Carroll county birds, 19. 

 fishes, 19. 



Carya alba, 27. 



stomata of, 70. 



("aryorrinus, 07. 



Cephalanthus oc^cideiitalis, l:'.s. 



Cejihalopoda, Os. 



Certhia familiaris, 107. 



Chu'todontida', 19. 



Charadrius sqnatarola, lO.'i. 



Character of well waters in a thickly popu- 

 lated area, .'>(j. 



Chloranil, 07. 



Chlorine estimations, is, 19. 



(Chloroform, U. 



Chrysomelid;r Tasmanian, lOS. 



Cincinnati siluriau island, 18. 



(Jistothoriis stellaris, 101. 



Cleistogamy in Poly.soniiim. 92. 



Cnicus discolor, l.'i. 



Cocoaine, 14. 



Coccinellidae Tasmanian, 108. 



Coccothranstes vespertina. Km. 



( ocflicienl of expansion of solids. J.'i, 20. 



Colaptes, 00. 



Collecting mosses, II. 



(^oUett glacial river, 17. 



Colors of letters, 24. 



Colors of sounds, 24. 



Color variation. 21. 



Columbian Exposition and science. 9s. 



Committees, 2. 



past. 0,. 



Conipanion plants, 26. 



Composita', organogeny of. 79. 



(Condensation of acetone with benzoin. 17. 



Conifer;e, 18. 



Contopus borealis. lO.'i. 



("ontrol magnet, 27. 



Copper ammonium oxide, 14. 



Copperhead, 107, los. 



Corals, 07. 



Corncob pentaglucose, 29. 



Cornus, distribution of, IS. 



Coulter, ,lohn M.. 7i). 



Coulter, ,=!tanley, 92. 



Cray tish, 21, 22. 



Cray fishes of Indiana, 117. 



Cremation. 17. 



Crepidula, 27. 



Crickets, 12s. 



Crinoidi;e, OS. 



Crustaceie, OS. 



Crotalidae. 107, 109. 



Crustaceans of Indiana, 147. 



Curimatina', 19. 



Cyprinodon, 19. 



DAVI.S, SHERMAN, 49. 



Dearborn county, 14. 



Decatur county, physical geography of, 2S. 



fishes, 29. 



butterflies, 29. 

 I>evel<)pment of viviparous fi.shes of «'ali- 



foruia, l'i9. 

 Diagrams from iron and steel, 20. 

 Di- benzyl carbinamine, 27, 28. 

 Diemyetylus viridescens. Hay on. 111. 

 Digestibility of the pentose carbohydrates. 



Diseases of sugar-beet root, 92. 



Diplodus, 19. 



Dolichonyx oryzivoiiis, 107. 



Drift deposits, Oti 07. 



Drift, limit of, l.'i. 



K.MlTIKil'AKK CENTER, ;!0. 

 Eburia (luadrigemiuata, 2.'). 

 Egg membrane. 19. 

 Eigenmann, C. II., 1.59, 109, 172. 17.'). 

 Eigenmann, (.'arl H. and Rosa, l-'>9. 

 Elaps fulvus, l.'il. 

 Elasticity constant, 20. 

 Electric currents, strength of, 20. 

 P^lectro-magnet, 20. 

 I'leetromi'ter, new, 20. 

 Embiotocida', a review of, 170. 

 Emys, concinna, 22. 



concinnus, loO. 



Horidana, loO. 

 Eutainia, breeding habit, etc., of. 109. 

 saurita, 111. 

 sirtalis, 109. 

 Entomology, economic. 20. 



in high schools, 2.'i. 

 Entoniologizing in Mexico, 144. 

 Euzym, relation in seed to growth, 97. 



