60 THE NAUTILUS. 
x INDEX TO CONCHOLOGIST’S EXCHANGE. 
Andrew Garrett, ; ; i ‘ : . BES, ‘92 
Geo. W. Tryon, Jr., . : : : : . DE SG, 115 
Ww. L. Mactier, ; : . : Hee IT, 103 
Pilsbry, H. A. Notes on some New Orleans fresh water 
shells, : : : E20 
[ Notes on Ancey’s new w subgenera of Helices], : I, 26 
Lyogyrus Gill, and other American shells . ; iM ia le 
Rogers, Thos. Planorbis dilatatus Gould in England, I, 68 
Roper, Edw. W. [Pholas truncata pi at Scarboro, 
Me.], ; I, 65 
Rush, Dr. Wm. H. [Notes « on deep sea dredging], ‘ II, 24 
Shimek, B. Margaritana Hildrethiana Lea, ; Tisai 
Simpson, Chas. T. Record of a two- days dredging 
cruise in Tampa Bay, Fla., . I, 44, 2 
[Notes on Melongena fusiformis], : : ; I, 83 
Succinea lineata in Nebraska, . T, 65 
On the distribution of land and fresh water shells 
in the tropics, . ‘ ; : : ; 5 AS 7..50 
Blacklist them, . : ‘ TEAO 
A new Floridian Natica . Fordiana), : ‘ I; 61 
Shell collecting, ; : II, 52 
The dredge, : : II, 83 
Gundlachia ancyliformis Pfr. in Florida, II, 96 
Singley, J. A. New localities for Unio parvus and U. 
gracilis; |, 5 Rea 
Sterki, Dr. V. Collecting shells in drift, I, 45 
[Pupz found in the vicinity of ‘New Philadel- 
phia, Ohio], 4 : I, 54 
How to collect small land shells, : ; : I, 67 
The Faunatic dependence of the Mediterranean upon 
the Atlantic, : : : i v6 
The strength of snails (Helix aspersa), : ; I, 34 
Trombley, Jerome. [Note on Unio Liebii], I, 26 
Vitality of mollusea (Nassa obsoleta), . ; F , I, 35 
Wright, Dr. S. Hart. [New localities for Unionide], I, 27, 51 
W right, Dr. 8S. Hart, and Berlin, H. Notes upon the 
Unionids of Southern Florida, . 2) E6795. AOd ala 
