IV 



THE NAUTILUS. 



Cytherea convexa, note on . 



Oypraja cruenta Gmel. var. Greegori (n. var.). PI 



figs. 4 and 5) 



Exchanges, . . . 12, 24, 36, 60, 84, 96, 

 Extracts from a letter of Dr. Wm. H. Rush 

 Goniobasis virginica in Connecticut . 

 -Gould's types and mss. ..... 



•Gould's types of Nassa and Columbella 



•Gould's types North Pacific Exploring Expedition 



Helix Sargenti, n. sp. (see page 48) . 



Helix Sargentiana J. & P. 



Helix alauda var. weeksiana, n. var. 



Helix nemoralis in Wisconsin .... 



Helices of the Biologia Centrali Americana, notes on 

 Helices of New Zealand, Observations on the 

 Helices colonized in Herkimer Co., N. Y. 

 Helicoid Group Charopa and allied forms 

 Helicina occulta in Western Pennsylvania 

 Hyalina Ifeviuscula, n. sp. . 

 Japanese Limpets ...... 



Eichtenthaler, G. W. ..... 



Eittoral land shells of New Jersey 

 Eittorina (Tectarius) galapagiensis Stearns, n. sp. 

 Littorina (Tectarius) atyphus Stearns, n. sp. 

 Eyogyrus Dalli Pilsbry & Beecher, n. sp. 

 Lyogyrus, notes on ... . 



Maugeria Gray .... 



Mesodon andrewsi in Missouri . 



Mesotoraura (n. nov.) 



Nanina (Ariophanta) Dohertyi, n. sp. (PI. II, figs. 1 



Nitidella incerta Stearns, n. sp. . 



Notes on " New Mollusks of St. Helena " 



Notes on Dr. von Ihering's Observations 



Onchidium Lesliei Stearns, n. sp. 



Origin of the Land Fauna of Queensland, Australia 



Panda, note on the group . 



Partula, catalogue of the genus . 



Patula strigosa Gould in Arizona 



Physa heterostropha Say 



Placostylus alien us, n. sp. . 



• II 



108, 



2) 



52 



112, 133 



120, 132 



81 



36 



95 



47 



84 



8 



48 



94 



131 



117, 128 



54, 121 



126 



67 



24 



53 



69 



131, 141 



19 



87 



88 



62 



83 



104 



90 



105 



90, 133 



88 



96 



127 



87 



124 



9 



73,97 



1 



20 



116 



