[l 9 I2.] 



210 



Iron-ore, Westphalia. — Ahlburg, J. : 

 Bornhardt, W. 



. bog.— Leiningen, W. 



genesis ot oolitic. — Sudry, L. 



, geology & exploration for. — Leitli, 



C. X. 



, origin of. — Herdsman. W. 



H. ; Singewald, J. T., fil., 2; Win- 



chell, N. H., 2. 

 Ironstone nodules, origin of. — Liesegansr, 



R. E., 5. 



Iron sulphides.— Allen, E. T., 1 & 2. 

 Isastrcea. — Clapp, C. H., 3. 

 Ischyodm. — Bogholubov, N. X., 3 ; 



Woodward, A. S., 3. 

 Ischyrorayidae, Eocene. — Matthew. W. 



D. , 2. 



Isere (France). — Blanchard, R. ; Jacob, 



C. ; Kilian, C. C. W., 7. 

 ' Isobases,' Norway.— Rekstad, J.. 2. 

 Isocardia. — Cossmann, M. s 2. 

 Isomerism. — Konigsberger. J., 7. 

 Isomicr aster. — Lambert, J. 

 Isomorphism. — Washington, H. S. 



■ , arsenical pyrite. — Bell. A. 



, crystals and. — Barker, T. V. 



, definition of. — Hlawatscb, C. 5. 



Isopleura. — See Polyplaeopboi a. 

 Isopolymorphism. — Jager, F. M. 

 Isoseismic curves. — Montessus tie Ballore. 



F. de, 2. 



Isostasy. —Harford. J. F., 1&2: Hel- 

 med F. R. ; Willis, B. 



, gravity measurements and. — 



Schiotz, 0. E. 



, India. — Crosthwait, H. L. 



Isotelus. — Raymond, P. E. 



' Isothermal layer.' — Evans, J. W. 



Istria. — Parona, C. F. ; Schubert. R. J., 

 6 ; Waagen, L. 



Italy.— Camerana, E. ; Cerulli-Irelli, S., 

 2; Ciampi, A.; Gregorio, A. de, 2; 

 Issel, A., 3 La Valle, G. ; Mochi, A. ; 

 Panebianco, H. : Pohlig, H. ; Stark, 

 M., 2; Stefano, Gius. de, 4 ; Tilmann, 

 N. 



, earthquakes. — Agamennone, G. 



, radioactive rocks of. — Nasini, R. 



, shore-sands. — Chelussi, I., 2. 



, teaching of geolog}' in. — Gortani, 



M., 4. 



Itasy Massif (Madagascar). — Lacroix, 



A. F. A., 5. 

 Ithaca (Greece). — Renz, C, 7. 

 Ivchenko. A. F., Obit. — See Krish- 



tafovich, N. I., 3. 



Jachal R. (Argentina). — Stappenbeck, 

 R. 



Jaderen (Norway). — (Eyen, P. A. 



Jagonia. — Cossmann, M., 2. 



Jamaica. — Cornish, V. 



Jambi (Sumatra) . — Tobleiy A. 



Japan. — Bailey, E. B., 2 ; Davison, C, 

 4 ; Goldschmidt, V., 3 ; Kozu, S., 1 & 

 2 ; Launay, L. de ; Omori, F., 2 ; 

 Yabe, H., 2 ; Yokoyama, M. 



Japan, the Ice- Age and. — Lepsius, R., 3. 



, volcanoes. — Friedlander, I. 



Jarbridge Mining District (Nevada). — 



Schrader, F. C. 

 Jarosite. — Manasse, E., 2. 

 Jaspilvte.— Winchell. N. H., 2. 

 Java (D.E.I.).— Brun, A.: Douglas, E. 



A.; Douville, H., 3; Fennema, R. 



Martin, K. ; Stremme, H. 

 Jeffrey sia. — Kaldhol, H. 

 Jemtland (Sweden). — Ahlmann, H. W. ; 



Hadding, A., 2 ; Terniier, P., 2. 

 Jersey. — Sinel, J. 



Jhansi District (India). — Silberrad. C. A. 

 Joachimstal (Bohemia). — Becke, F. J. 

 K., 5. 



Jointing in lava. — Romanes, J. 

 Joint-planes. — Sheldon, P. 

 Joints, Rhine Valley. — Salomsn, W., 3. 

 Joxes, T. R., Obit —See Woodward, A. 

 S., 9. 



Jones's Creek (Victoria). — Ferguson, W. 

 H. 



Jotunheim Glacier (Norway). — (Even, P. 

 A., 9. 



Joufia. — Klinghardt, F. 



JoveJhxnia. — Herrmann, F., 3. 



Juan Fernandez I. — Quensel, P. D., 2. 



Juarez (Chihuahua). — Bose, E., 3. 



Judith River Formation. — Knowlton, 



F. H. ; Peale, A. C. 

 J ufflans. — Eiiirelhardt, H. 

 Julfa (X. Persia).— Bonnet, P. 

 Julianehaab (Greenland). — Ussing, N. 



J uncus. — Engelhardt. H., 2. 

 Juromya. — Schafarzik, F.. 2. 

 Jura (Algau - Vorailberg) escarpment, 

 origin of. — Mylius, H., 2; Tomquist, 



, French. — Schardt, H. 



■ , Swiss. — Rraun, L. ; Buxtorf, A., 



1, 3, 4, & 5; Combaz, P.; Delhaes. 

 W., 2 ; Fleury, E. ; Grosch, P. ; 

 Schardt, H., 4. 



Jura I. (Hebrides).— Peach, B. N., 5. 

 Jurassic, Alaska. — At wood, W. W. ; 



Martin, G. C, 1 & 2 : Moffit, F. H., 2. 



■ , Algeria. — Joleaud, L. 



. Bernese Alps. — Seeber, H. 



, Caucasus. — Oswald, F. ; Papp, K. 



von. 



. France. — Fabre, G. : Rouver, C, 



1 & 2. 



. Franco-Italian Alps. — Kilian, C. 



C. W., 10. 



, Galicia. — Wqjcik, K. 



, Germanj'. — Burre, 0. ; Kolb, R. ; 



Wepfer, E. 

 , German East Africa. — Hennig, E., 



2. 1 



—, Himalayas.— Uhlig, V. K. 



, Hungary— Till, A. 



, Madagascar. — Lemoine, P. 



, Mexico. — Burckhardt, C. 



, Morocco. — Gentil, L., 2. 



, New Zealand. — Bohm, G. 



