OF COXCHOLOGY. 181 



Then follows a detailed description of the specific differ- 

 ences. 



Descriptions of new species of Ferussacia. With a fall syno- 

 nymy and synopsis of the genus, now numbering 51 

 species. 



Malaeologie de I'Algerie, ou Histoire Naturelle des Animaux 

 Mollusques terrestres et fluviatiles, recueillis jusqu'a ce 

 Jour dans nos Possessions du Nord de TAfrique. J. r. 



BOURGUIGNAT. 



This magnificent work is published in quarto, to be com 

 pleted in Six Parts, of which four are before us. The litho 

 graphic plates are exceedingly well done, the paper and print- 

 ing excellent. 



Published by Challamel aine, Paris. Price 20 francs each 

 Part, or 120 francs for the entire work. ^ 



Part 1st, May, 1863, 80 pp., 8 pi., contains a very extended 

 bibliography, followed by descriptions of the species of 

 Avion 1, Limax 3, of which 1 is new ; Krinicldllus 1, 

 with a synonymy of all the species ; Milax 3, with a 

 synonymy ; Parmacella 1, with anatomical descrip- 

 tion ; Tt'stacella 3, Succinea 4, Zonites 10, of which 4 

 are new. 



Part 2d, June, 1863, pp. 112 and pi. 9 — 18, contains Zonites 

 5 species. Helix 56, of which 11 are new. 



Part Sd, Nov., 1863, pi. 19—32, contains 56 Relices, of which 

 13 are new, and a full index, completing the 1st 

 volume. 



Part 4:th, Jan., 1861, pp. Ill, pi. 7, contains BuUraus 9 spe- 

 cies, of which 3 are new, Azeca 1, Ferussacia 21, of 

 which 7 are new,* with a full synonymy of the genus, 

 (also published in " Mollusques Noveaux, Litigieux ou 

 pen Connus,") Clausilia 3, 1 of them new. Pupa 12, of 

 which 5 are new. Vertigo 8, of which 2 are new, Csecitia- 

 nella 1, Glandina 2, Garychium 2, Alexia 4, of which 1 

 is new. Fall synonymies of the species of the last two 

 genera are given. 



Bourguignat. Malaeologie d'Aix-les-Bains. 1 vol., 8vo., 114 

 species, 3 plates. 186-4. 10 francs. 



Bourguignat, Malaeologie de la Grande Chartreuse. 8vo., 

 18G4. , with a number of plates. 



This prolific author announces the following forthcoming 

 publications : 



* We do not remember ever before to have seen an author name a 

 species after himself, as Mr. Bourguignat has done in Ferussacia Bouryuig- 

 natiana. 



