T E K ISI S . 



Subscriptions will be received 

 payable on delivery : 



To subscribers to the whole ( 

 To subscribers to any portion, ■ 

 Land Shells, Fresh-water 8:1^11 

 lix, Cyprtea, or anj' family .1 

 *^* Special and very liberal 

 may require a large number oi 



The following estimate is p; 



Entire Catalogue, 2500 [ip., ',. 

 Univalves, 250 pp.. $5. Frcs i-,v. 

 1100 pp., $22. !?- 



For 100, if the whole are subs' 



for (generic and specific), 

 For 100, for separate famili , 



genera, . . . • . <■ ; 

 Per 100, for selected species, (i''^\ 



generic labels only, . ../j,' 

 Per 100, for blank labels, for w w' 



the names of additional speci»}^. 



*^*It will be noticed that tt-^ :•. 

 vantage of selecting, besides ef jn-; 

 require ; all of them at much c ;• ■ 

 cost when printed in small qua 



A discount of 20 per cent. \ 

 Section, to booksellers, and to 



Address 



wing rates for each \6-page form. 



To one address. 

 ■. 2 copies. 3 copies. 5 copies. 

 .20, .18, 



.27, 



.22, 



.15. 



.17, 



will be made with gentlemen wlm 

 ^r exchanges, etc. 



imately correct : 



ells, 1000 pp., $20. Fresh-water 

 es, 150 pp., $3. Marine Shells, 



To one address. 

 2 copies. 3 copies. 5 copies 



.45. 



.67, 



.40, 



.60, 



.35. 





< ye jjj I ■' lit gives purchasers the^ 



■ • ntcs, s h additional labels as they 

 r- " rates ban the nier', blank labels wd 



*^* All booksellers, secretar 

 of Natural History journals, ar 

 the sale of this work, — and 

 prices, on all orders they may 





:- uiembers of the Concholoo 



..l.:.\TI .N COMMITTEE, 

 (/'■.■"■'■ Snlt&n Acad. Nat. Set.:, 

 '■ d Sans.6n\ tfts,, Philadelphia 



r 



. ^jiniioadway, NewYork. 



■•V, jrnosler How. London. _ . ., 

 '-kue HautefeuiUe, Pans- • 

 „. sUelcleVlPnacipe, Madrid. 



, I Linden, Berlin, v 

 • fV k b-f sWcntifiTc 3<^eties, and editl 

 "^ . fnd reawested to, act as agents 1 

 ^" fcu'HflOpev.ent.ftomthe 



