THE MANUAL OF CONCHOLOGY. 



— -*^~ ci — —~~~ 



Founded by the late Oeo. W. Tryon, Jr., and continued liy Henry A. Pilsbry, Soi. D., 

 for the Academy of Natural Sciences of Philadelphia. 



'1 he Manual of C'onehology is a fully illustrated monography nf recent niol'.usks. 

 Issued in octavo form, in quarterly parts. Each part comprises 61 ("r more) pages of 

 letterpress, and 15 to 'JO plates. 



The FHySflt Series, Marine Univalves, of which seventeen volumes have appeared, is 

 now finished as planned by its illustrious founder. Of the Segoimd Series, Terrestrial 

 Molluscs, Eighteen Volumes have been published, completing Helix with index. A few 

 copies of Vol. IX of this series, "Guide to the Study of Helices," will be sold separately at 

 the regular snbsci iption price. Separate copies of the Index, suitable for tb' pu p se of ft 

 Catalogue or Check list, can also be had at $1.00 each. 



The Monograph of the Bulimi is now completed with Index. Separate copies of Index, 

 $1.00 each. 



The Monograph of the I'rocoptidm has also been complete, 1, and Vol. XIX is now in 

 progress, finishing the study of the Achatiuidi. 



Prices:— Plain (nnc lored) edition, g3.00 pei part. Colored edition, [5.00 per part. Fine 

 edition (both colored and India-tinted plates), fjs.OO per part. 



For further information or descriptive circular, with sample plate of Manual, address 



S. RAYMOND ROBERTS, Treasurer, 



P. O- Address, <il,EN KIJlGE, NEH JERSEY, l'. S- ,\. 

 An illustrated CATALOGUE OF JAPANESE MA1UKE MOLM'SKS, by F. Stearns 

 and II. A Pilsbry. Paper, $2.50. 



l^iiiiiiiiiiJiiiiiNiinjiiM,^ 



jM K^BJJ 



m WL ^ if- m^ 



m 



■m fHU 14: 



3 a£- ii I 



^flfiipipifi'iliF^ n n 



m n ib m »B 



trgi] 



m m m n ~ tf? 



We* 



I Ail 



7x££Mn m Ik Ik 1k \ 

 Be PM 



ivZMMM & ill *P ¥ | 5 y^ 



mnmmm S s* fi- n S+ 

 mmmm 



^. — /v " 



it IK M M 





_X--i- 









mss-is 



* 



±fc& 





SSKSS 



tlL' 



Mm 





Sffifc 



£ 



mm 



m 



mnn 





mm 





*^'ft 









-t£TL 





^ -< ftg 





] im 



Sis? 



# 





s-h 





WD 



rr 







11- u 



5 



*f 



§* 









£££ 









mmm 





o 



HiJ 



oo 

 IK 



•Sfcisift^ 



* n > mm 

 mm f im 



fit if *T 



IKituuliL.' 



55 la 



H 



ass: 



