48 
DAE | CONCHOLOGISTS=. 
EXCHANGE 
EXCHANGES IN MOLLUSCA. 
WANTED :—American correspondents interested in 
the study of the genus Pupa (including Pupilla, Vertigo, 
etc.), of the U.S. | Duplicates and other shells for ex- 
change. V.'S TERKI, M. D., New Philadelphia, O. 
OFFERED :—Two hundred species of shells and © 
Davies’ ‘‘Egg Check List’’ in exchange for books on 
Conchology; send title and state the condition of your 
book and I will send you list of the shells. 
HINKLEY, Du Bois, Ill. 
WANTED :—Pisidium roseum, Zonites nitidus, Z. | 
glaber, Test. haliotoidea,Succinea oblonga, Helix fusca, 
H. pygmeza, Pupa ringens and Acme lineata. 
desiderata. British land and fresh-water shells offered. 
J. R. B. MASEFIELD, Rosehill, Staffordshire, Eng. 
WANTED :—P. vivipara, Helix arbustorum, H. 
ericetorum, D. polymorpha, C laminata, C. tridens, A. 
anatina, for other land and fresh-water shells. 
J. C. BLACKSHAW, 4 Ranelagh road, 
Wolverhampton, Eng. 
Send | 
| 
: 
(Abe AA 
RG Advertisements such as the following inserted — 
° 
at the rate of 75 cents each insertion. 
FOR SALE 
Helix infumata ten cents; H. arrosa ten cents, 
each. 500 species Pacific Coast 
Coleoptera; good specimens. 
Satisfaction Guaranteed. 
Price-List on Application. 
'L. B. RICKSECKER, Occidental, Cal. 
BOOK EXCHANGE. 
WANT ED :—Conchologia conten Vols: 18-20 ; also 
Monograph on Mollusca. State wants. Miss LINTER, 
Twickenham, Eng. 
List of Poles and Binio Dine Shells 
RECEIVED SINCE THE ISSUE OF CONCHOLOGISTS’ EXCHANGE NO. 7. 
Terms:—Cash with order. Express charges to be borne by pur- 
chasers in all cases. 
Nore:—A Discount of 10 per cent, payable in shells at list prices, will 
be allowed on all orders of $5 and upwards accompanied with the “cash.” 
This discount applies to “Price List of Mollusca, No 2,” and all subse- 
quent Lists until further notice. Mames by Prof. Tryon, localities exact. 
AULOPOMA Samoensis, Rve .. . 15 | lirata, Mouss | .°. . 5,10 
helicinum,Chem (Ceylon) 15 | corporosa,Gould . 10, 15 | lugubris, Pse (Type) 15 
AMPOLEARIA PYRAMIDELLA lutea, Wess aver 1 OSS 
Layardi, Rve . SON a eutitae sean en 25 | Navigatoria, Pfr. . . 20 
CYCLOSTOMA 2 Otaheitana, Brg . . 10, 15 
: cas OLIVA | : 
Kraussianum, Pir.( Natal) 20 | Otaheitana, Bre. var, 
guttata, Lam . oe 30 ; =) 
; _ HELICINA | ; Keeveana . 10,15 
tectiformis, Mouss ice) TURRICULA Raiatensis, Garr oh HOSONS 
miniata, Wess. 2. 5 exasperata,Chem . 10, 15 | rosea, Brod. (” rype) sls 15 
LITTORINA TEREBRA rosea, Brod. var. bicolor 15 
obesa, Sby . . : 5 | affnis, Quoy . 10 | rosea, Brod, var. purpur- 
_, MELANIA PARTULA ASCOUSH iy) Aas may 15 
Mauiensis, Lea . . . 15,20|decussatula, Pir . . 10 | rosea. Brod. var,straminea 10, 15 
Newcombi, Lea . 10,15 |dentifera, Pfr . . 19 | taeniata, Mch. (Type) 15 
Graffiii,Mohss. .. . 15 |faba Mtn (Type) . 20 | taeniata, v.simulans, Pse. 5,10 
Scipio, Gld 20 | faba Mtn. var. amanda 15 | taeniata, v. strolata, Pse. 10 
seitula, Gld - 10,15} faba Mtn.var.subangulata — 15 | taeniata, v.unicolor, Pse. 5.10 
Assaviensis, Mouss. . 5,10] formosa, Pse_ . 20 | Thalia, Garr . 19 
picta, Hds ee 10 | Ganymedes, Pfr 19 | umbilicata, Ise. : 5,10 
Montrouzieri, Garr. . 5, 10| Garrettil. Pse TO) livaliaeeloro cement 5 
tetrica, Gld . 15,10] imperforata, Pse 10 | varia, Brod. v. glutinuosa 10 
koe IA A 5G 25 | inflata, Rve 10, 15 | vexillum, Pse Io 
