378 AMERICAN JOURNAL 



Descripiions of New Species and Varieties of Ghitonid'de 

 and Acmseidse from the Panamct Collection of the late 

 Prof. G. B. Adams, by philip p. carpenter. 



Lepidopleurus Adamsii. Gallochiton pulchellus. 



" tenuisculptus. Acmsea {? flocccUa var.) filosa. 



Ischnochiton Elenensis. " suhrotunda. 



" expressus. " vernicosa. 



Diagnoses of New Species of Mollushs from the West Tropi- 

 cal Region of North A'luerica, pri7icip)ally collected hy the 

 Rev. J. Rowell, of San Francisco. BY PHILIP p. car- 

 penter. 



Tellina [Angulns) decumhcns. Mangelia alholaqueata. 



Lucina undata. Eulima falcata. 



Galliostoma [Hima,\n.T.)8egm Gerithiopsis intercalaris. 



sculpita. Golumhella humerosa. 



Narica insculpia. Muricidea duhia, var. sipiamu- 

 Drillia ehurnea. lata. 



Part 2. April — June. 



List of the Land Shells collected hy Mr. Wallace in the 

 Malay Archipelago, tvith Descripdions of the New Species 

 hy Mr. Henry Adams, by ALFRED R. WALLACE. 



The new species described by Henry Adams : — 



Helix {Dorcasia) compta. Helix [Geotrochus) Blanfordi. 



" (Planispira) aspasia. Leptopoma scalare. 

 '■' ( Geotroc/ius) Waigiouensis. Pupina Pfeifferi. 

 '•'■ " turris. Truncatella [Taheitia) Wallacei. 



Description of a Neiu Species of Gonldia from Port Jackson. 

 BY GEORGE FRENCH ANGAS. 



G. Ausiralis. 



Descriptions of Two Species of Ghitonidse, from the Collec- 

 tion of W. Harper Pease. BY PHILIP P. CARPENTER. 



Lophyrus perviridis. Acanthopleura nigropunctata.^ 



Descriptions of New Genera and Species of Marine Shells 

 from the Islands of tite Central Pacific. BY W. HARPER 

 PEASE 

 Lihratida, new gen. [Galeommidse) 

 Lihratula plana. 3Iitra nigricans. 



Mitra saltata. Neritina ruhida. 



Engina fusiformis. Eulima subpelhicida. 



" ovata. Purpura mai-morata. 



