MOLLUSCA. 
525 
Four otliers, from the same islands, described by other authors, are men- 
tioned in a footnote. 
Nicobar Islands. G. v. Frauenfeld observes that on these islands the oper- 
culated land-shells are represented by several beautiful species ; the Ilelicidce 
are very poor. Verhandl. zool.-bot. Gesellsch. 1869, p. 900. 
riiilippine Islands. The Recorder gives an account of the state of the 
Imowledge of this molluscan fauna before the explorations of Cuming. Mai. 
Blatt. xvi. pp. 226-228. 
5. Polynesia. 
A. Mousson has determined a great number of Polynesian land- and 
freshwater shells for Schmeltz’s Fourth Catalogue of the Museum GodeflVoy. 
The same catalogue contains also geographical notes on many of the little- 
known islands visited by Dr. Grafle, Hr. Godeffroy’s collector. 
Samoa Islands. A. Mousson has determined 76 species found by Dr. 
Graffe, and described several new species and varieties. .Toum. Conch, xvi. 
pp. 323-390. 
Sandwich Islands. W. II. Pease states that no other genus of operculated 
land-shell but Ilelicina lives on these islands. Journ. Conch, xvii. p. 161. 
He describes several new species of Achatinella. Ibid. pp. 167-176. 
Solomon Islands. New species of land-shells by Angas, Proc. Zool. 1869, 
pp. 46-48, and 624-626, pis. 2 and 48. On the occurrence of Bidimus milto- 
chilns (Rv.), Brazier, ibid. p. 162. 
New Caledonia. Several land-shells found on the small island Non are 
enumerated, and the locality of Helix raynali (Gassies) is stated to be 
Wagap, on the east coast of New Caledonia, by E. Marie, Journ. Conch, xvii. 
pp. 14 and 86. Some other species described and figured by II. Crosse, ibid, 
pp. 24-28, 179, 180, 413-416; by Gassies, ibid. pp. 71-78; by Crosse and 
Souverbie, ibid. pp. 270-272 ; by Souverbie, ibid. pp. 273, 274, 416-421. 
6. Central and South America. 
Some information on the travels made in 1862 by P. M. Paz, during 
which many new species of shells described by L. Pfeiffer, II. Crosse, and 
G. Hidalgo were collected, is to be found in Journ. Conch, xvii. pp. 204- 
206. 
Mexico and Central America. Several new land-shells, described by 
Crosse and Fischer, .lourn. Conch, xvii. pp. 28-36, 113-116, 190-192, 250, 
251. — From Nicaragua, by R. Tate, Am. Journ. Conch, v. pp. 161-162. — 
Some species of XJnio from the Lake of Nicaragua, by Lea, Journ. Acad. 
Philad. vol. vi. pp. 293-296, or Observat. gen. Vnio, vol. xii. figs. 103-107. — 
New Bidimus, from Ecuador, by G. Hidalgo, ibid. pp. 60 and 188. 
The fauna of Nicaragua contains Mexican, Columbian, and even Cuban 
types ; but as the most characteristic Mexican forms are wanting, it should 
be regarded as belonging to the Columbian region. Tate, Am. Journ. 
Conch. V. p. 161. 
Some land- and freshwater shells found by G. Wallis near or in the rivers 
Amazon and Magdalena, in New Granada (several of them now), are enume- 
rated and described by Mousson, Mall. Bliitt. xvi. pp. 170-189. 
Brazil. Land-shells are scarce in the interior ; freshwater species abun- 
dant. A. D. Brown, Journ. Conch, xvii. p. 110. — On the occurrence of some 
species at Rio Janeiro. Id. ibid. pp. 123-126. 
