IV THE NAUTILUS. 



Dall banquet . . . . . . . . .11 



Epiphragmophora ellipsostoma Pils. (PI. II, fig. 6) . 16, 102 

 Epiphragmophora zechae Pils., n. sp. (PI. Ill) . . 104 

 Eueonulus sterkii Dall in Florida ..... 143 



Euglandina, appetite of . . . . . . .119 



Eupera, habits of 82 



Eupera singleyi in Louisiana ...... 82 



Eurynia (Micromya) constricta (Conrad) . . .66 



Eurynia (Micromya) nebulosa (Conrad) . . . .64 



Eurynia (Micromya) perpurpurea (Lea) . . . .63 



Eurynia (Micromya) vanuxemensis (Lea) . . .65 

 Ferriss banquet .... ... 36 



Floridian land shells ....... 143 



Fusinus centrifugus Dall, n. sp. .... 56 



Fusinus colpoicus Dall, n. sp. . . . . .54 



Fusinus, notes on the West American species of .54 



Fusinus orcutti Dall, n. sp 57 



Fusinus porticus Dall, n. sp. . . . . .56 



Fusinus traski Dall, n. n. for F. rugosus Trask . . 55 

 Fusinus monksae Dall, n. n. for F. robustus Trask . . 55 



Glycymeris diaphorus Dall, n. sp 12 



Harmandia Rochebr. .... 82 



Helices of Lower California and Sinaloa . . . .97 



Helix canescens Adams & Reeve . . . . .97 



Helix digueti J. Mabilla . .... 100 



Helix hortensis near Edgartown, Martha's Vineyard. . 83 

 Helix hortensis on Nantucket ...... 109 



Helix indigena J. Mabille . . . . . .99 



Helix invecta J. Mabille . .... 100 



Helix lohrii Gabb . .98 



Helix pisana Mull, in California . . . . .72 



Helix steganella J. Mabille ...... 99 



Hemilastena ambigua Say 6 



Ilyanassa obsoleta, migration of . . . .43 



Japanese species of Blanfordia ...... 1 



Karolus primus De Folin . . . . .119 



Katayama nosophora Robson . ... 4 



Lasmigona subviridis Conrad . .... 57 



Lasmigona viridis Raf. . . . . . 59 



Limax flavus L. in California . . .83 



Limax maxirnus L. in California . . . . .84 



Litorina litorea and L. rudis, migration of . . .43 

 Littorina littorea a fish ....... 96 



Lymnsea (Pseudosuccinea) columella in Oregon . . 60 



Lymnaeids, on the classification of ... .20 



Mactrella clissia Dall, n. sp. ... 62 



