THE MANUAL OF CONCHOLOGY. 



•> — CI — -^ 



v the late Geo. VV. Tryon, Jr., and continued by Henry A.. Pilsbry, Sci. D., 

 of Natural Sciences of Philadelphia. 

 The Manual of (onchology is a fully ffluatrated monography of recent mol'.uslts. 

 Issued in octavo form, in quarterly parts. Each part comprises 64 (or more) pages of 

 lott rp ess, and 15 to 20 plal 



Tin ! Marine Univalves, of which seventeen volumes have 



now iii-h-i :i, planned by its illustrious Founder, or the 3EGONO Sbri i trin.1 



us' s, Eighteen Volumes have been published, completing Helix with index. A. few 



- of Vol. OC of this series, "f ; ir tudy n{ Helices," will be sold separately at 



the n i ' jription price. Separate copies of the Index, suitable for the pu p se of a 



Calalo :: or i heck list, can also bs had at (1.00 each. 



The Monog:auh of the Bulinri is now completed with Index. Separa ■ f In ex, 



$1.00 ,n<-h. 



The M n 'graph of the Urocoptid.c has a's> been com d Vol. XIX is now in 



nishin : the slufy of 1 rft aide. 



Prices:— l edition, 3.00 pei pari Ool Kn P 



ed't on (l»iih eo il plates^, ft-. 11 " per part. 



i iptive oircu'a", with sample plate of Manual, a.l' 



S. RAYMOND ROBERTS, Treasurer. 



P. O Address, GI.EN ItlFGE, NEW .JEESEV, U. S- \- 

 A.,i illustrated (ATALOGl'E OF JAPANESE MARINE MOLLUSKS, by i 



and II. A Pilsbry. Paper, , '2.50. 



* 



£K» 



1 g ,,'i- 



?fcfiit 



y 

 El 11 H 



I'D i'ii li a ? .i 



gill 



P' 



;li: 



at a* * — -*- ^ ##I ,L I 



^.isumm ft ig ib mb§ # j^ 







Mas 



# 



&&& 







Si: 



no 



mi [in 





^aU'f 



& 





m 







mm 

















■< t VvV 





i?i?* 



* 





3+: 



,_ 



HL.' 









■tf il 





13 



^-U 









£££ 





I. P ^ 





mm® 





o 

 Jiir 

 4k 



oo 

 lift 





oo 





1=fM$*§l5!fr4r4r 

 H<l|i 'SfcffiT 



vffl ft- 



7 ® '- «■' * 



/(-. 



p 





* 7 







$] 



a 



