Vlll THE NAUTILUS. 



Urocoptis ischna Pils. . . . 105 



Urocoptis livida Torre, n. sp. (PL VI, figs. 21, 22) . . 56 

 Uroooptis livida occulta Torre, n. subsp. (PI. VI, fig. 23). 56 

 Urocoptis longa Pils. &Hend., n. sp. (PI. VIII, figs. 9, 10) 128 

 Urocoptis pallida Torre, n. sp. (PI. VI, figs. 18, 19, 20) . 57 

 Urocoptis parallela Torre, n. sp. (PI. VI, figs. 4, 5) . . 67 

 Urocoptis philippiana Pfr. ..... 104 



Urocoptis pruinosa Mor. . . . . . . .112 



Urocoptis scaeva Gund. . . . . , 104 



Urocoptis stricta Torre, n. sp. (PI. VI, figs. 16, 17) . 66 



Viviparus contectoides in Philadelphia . . 84 



Viviparus walkeri Pils. and Johns, n. sp. (PI. Ill, figs. 6, 7) 48 

 White, James Johnson (obituary) . . .35 



INDEX TO AUTHORS. 



Baker, H. B. . . 3 



Baker, F. C. . .. 115, 120 



Barret, Wm. T. . 61 



Berry, S. 8. .130 



Clap'p, Geo. H. . .120 



Clapp, W. F. . . 24, 116 



Cockerell, T. D. A. . . 69, 70, 144 



Ball, W. H. . 58, 108, 132, 143 



Daniels, L. E. . 38 



Edaon (Harry), Henry M. . 37, 49 



Frierson, L. S. ... 22, 23, 141 



Gaines, Marshall R. . 34 



Hanham, A. W. . 83, 133 



Hedley, C. 45, 85 



Henderson, Jr., John B. . . 2, 42, 309 



Henderson, Junius . . 9, 80, 84 



Hinkley, A. A. . 36, 47 



Johnson, C. W. 48, 59, 120 



Long, Bayard . . . . 27 



Ortmann, A. E. . 13, 51 

 Pilsbry, H. A., 1, 11, 29, 42, 45, 48, 60. 72. 79. 84, 88, 109, 



114, 125, 144 

 Presbrey, Eugene W. ....... 121 



Preston, H. B. 35, 70 



Roberts, S. Raymond . 97 



Sampson, F. A. . .90 



Smith, H. H. . . . 4 



Smith, Maxwell . .25. 74 



Sterki. V. . .6, 64, 95, 117, 136 



Torre, Carlos de la . . 55, 66 



Vanatta, E. G. 12, 16, 31, 69, 84, 96 



Wheeler, H. E. . . . 14, 99, 111 



Winkley, H. W. . . 54, 73, 144 



