14 Moll, 
MOLLUSCA. 
6. Australia and Polynesia. 
Aru Islands. 20 land shells enumerated by Tapparone-Canepki, 
Ann. Mus. Genov, vi. 1874, pp. 561-563. 
Australia and the Solomon Archipelago. New land- and freshwater- 
shells described by Brazier, P. Linn. Soc. N. S. W. i. pp. 1-9, 17-20. 
28 South Australian species of Helix enumerated by G. E. Angas, Q. J. 
Conch. 1876, pp. 134 & 135, Several species of slugs found at Sidney 
mentioned by Heynemann, J. Mus. Godeffr. xii. (1875) p. 159. 
Polynesia generally. A. Garrett gives in a letter some observations 
on the distribution of land-shells ; each island has peculiar species, only 
Stenogyra juncea (Gould) and Vertigo pediculus (Mouss.) are spread over 
almost all the islands. Generally there are more species on the smaller 
than on the larger islands [?]. The Fiji group possesses several very 
peculiar forms, as Eurypus^ Charis^ Placostylus. Verh. Ver. Hamb. ii. 
pp. 59-61. 
Fiji Islands. 11 new species of land-shells (3 operculate, and 8 inoper- 
culate) described and figured by E. A. Liardet, P. Z. S. 1876, pp. 99-101, 
pi. V., with some general remarks on the conchological fauna. 
7. Tropical and South America. 
Haiti. Some new land- and freshwater-shells by D. Weinland, Mai. 
Bl. xxiii. pp. 170-173 and 230-234, pi. ii. 
Trinidad. Additions to its fauna of land- and freshwater-shells by 
R. J. Lechmere-Guppy, P. Sc. Ass. Trinidad, 1872, 9 pp. 
Costa Rica and Guatemala. On land-shells collected by Carmiol & 
Salvin (some new), E. v. Martens, JB. mal. Ges. iii. pp. 253-261, pi. ix. 
figs. 7 & 8. 
Argentine States. A list of 89 land- and freshwater-JfoZ^wsca,- 30 
terrestrial, 24 freshwater Gastropods, and 35 freshwater Bivalves, by 
A. Boring, Period. Zool. Argent, i. pt. 2, pp. 113-120. The same 
author continues his notes on some terrestrial Mollusca, discussing the 
genera Succinea, Simpulopsis, Bulimus (infra), and some species of Helix ; 
Bol. Ac. Cordova, ii. pp. 300- 339. Abstract in Mal. Bl. xxiii. pp. 39-42 ; 
the diagnoses of the new species from 1875 [Zool. Rec. xii. pp. 180 & 181, 
187 & 188] are copied, Nachr. mal. Ges. 1876, pp. 3-8. 
8. North America. 
A list of 25 land- and 93 freshwater-shells, including 39 species of 
UniOy found at Davenport, Iowa, is given by W. H. Pratt, P. Davenp. 
Ac. i. pp. 165-167. 
On identical species of Limnceidce in Europe and North America ; 
Weinland, Weichthierf. d. schw. Alp, pp. 40 & 41, footnote. 
5. Marine Mollusca. 
A. Wallace gives an outline of the geographical distribution of all 
