OP CONCHOLOGY. 179 



Diagnoses of neto forms of Mollusca from the West Coast 

 of North America, first collected by Col. E. Jeivett: BY 



P. P. CARPENTER, 



Solen rosaceus. Pliasianella elatior. 

 Amiantis (s. g. of CalUsta.) Trocliiscus convexus. 



Lazaria suhquadrata. Hipponyx tiimens. 



Modiola fornicata. Biitiicm esuriens. 

 Pecten cequisulcatus. " fastigiatum. 



" jij'aitc/costoiws. Amphitlialamus (n, g. Rissoid.) 



" squarrosus. A. inclusus. 



Volvula cylindrica. Drillia moesta. 



Phasianella punctulata. 3Iitromorplia filosa. 

 " pulloides. 



Quarterly Journal of the Geological Society. Vol. 20, No. 80, 

 Nov. 1, ISW, and Vol. 21, No. 81, Feb. 1, 1S65. 



Two excellent numbers, filled with interesting and valuable 

 papers. 



Fre7ie7i. 



Mollusques Noveaux, Litigieux ou peu Connus : by j. r. bour- 



GUiGNAT. F. Savy, 24 Rue Hautefeuille, Paris. 



1st Fasiculus, 22 pp. 8vo., -i lithograpliic plates. March, 1863, 

 contains: — 



Descriptions of several new Helices of the same type 



as H. tigriana, Gervais, and, like that shell, inhabiting 



Algeria. Also : — 

 J[I. Ausapitainiana^ Algiers, a near relative of H. pygmcea 



of Europe. 

 H. Nilotica^ the Egyptian representative of H. pomatia, 

 H. Grenezarethana, Mousson, from Syria, 

 Clausilia eedretorum and C. Raymondi, Bourg., both from 



Syria. The latter species is already represented in 



several American collections, 



2d Fasciculus, 28 pp., 3 pi., April, 1863, contains: — 

 Description of a new Limax from the Pyrennees. 

 Observations on Helix pygma>a^ and descriptions of neiu 

 species belonging to the same group. 



Mr. Bourguignat gives the following table: — 



1. Shell smooth, or nearly so. 2. Shell always lamellated. 



M. Debeaiixiana, Bourg.^ Al- H. micropleuros, Paget, France, 

 giers. " elachia, Bourg., France. 



" />///7«i«?a, Drap., France. " PoupilUeri, Bourg., Algiers. 



" Aucapitainiana, Bourg., Al- 

 giers. 



" Massoti, Bourg., Perpignan. 



