60 THE NAUTILUS. 
x INDEX TO CONCHOLOGIST’S EXCHANGE. 
Andrew Garrett, 
Geo. W. Tryon, Jr., 
Wm. L. Mactier, 
Pilsbry, H. A. Notes on some New Orleans fresh water 
shells, : 
[Notes on Ancey’s new w subgenera of Helices], 
Lyogyrus Gill, and other American shells . 
Rogers, Thos. Planorbis dilatatus Gould in England, 
Roper, Edw. W. [Pholas truncata Say at Scarboro, 
Me.], d 
Rush, Dr. Wm. H. [Notes « on deep sea a dredging], 
Shimek, B. Margaritana Hildrethiana Lea, 
Simpson, Chas. T. Record of a two- days dredging 
cruise in Tampa Bay, Fla., 
[ Notes on Melongena fusiformis], 
Suecinea lineata in Nebraska, 
On the distribution of land and fresh water ‘shells 
in the tropics, : ; 
Blacklist them, . 
A new Floridian Natica w. Fordiana), 
Shell collecting, 
The dredge, 
C@andlachia ancyliformis Pfr, in Florida, 
Singley, J. A. New localities for Unio parvus and (a 
eracrlis, 7. , 
Sterki, Dr. V. Collecting shellatn in drift, F 
[Pupze found in the vicinity of "New Philadel- 
phia, Ohio], 
How to collect ermal land shells. 
The Faunatic dependence of the Mediterranean upon 
the Atlantic, . 
The strength of snails (Helix aspersa), 
Trombley, Jerome. [Note on Unio Liebii], 
Vitality of mollusca (Nassa obsoleta), 
Wright, Dr. S. Hart. [New localities for Unionide], 
W right, Dr. 8. Hart, and Berlin, H. Notes upon the 
II, 81, 92 
_ II, 96, 115 
II, 103 
Ii; 113 
I, 63 
I, 65 
II, 24 
1h ae 
I, 44, 52 
I, 83 
I, 65 
II, 37, 50 
IE 10 
II, 51 
II, 52 
II, 83 
II, 96 
I, 21 
I, 45 
I, 54 
I, 67 
L26 
I, 34 
I, 26 
I, 35 
I, 27, 51 
mionide of Southern Florida, F , “U1; 67, 95; 104 ;ebie 
