IV 



THE NAUTILUS. 



Cytherea convexa, note on . 



Cyprsea 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 Central! 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 Iseviuscula, n. sp 



Japanese Limpets ...... 



Lichtenthaler, G. W. 



Littoral land shells of New Jersey 



Littorina (Tectarius) galapagiensis Stearns, n. sp. 



Littorina (Tectarius) atyphus Stearns, n. sp. 



Lyogyrus Dalli Pilsbry & Beecher, n. sp 



Lyogyrus, notes on ... . 



Maugeria Gray .... 



Mesodon andrewsi in Missouri . 



Mesotomura (n. nov.) 



Nanina (Ariophanta) Dohertyi, n. sp. (PL 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 alienus, 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 



