26 Moll. 
MOLLUSCA. 
among the former 2 new, enumerated by C. Bock, P. Z. S. 1881, 
pp. G33-G35, pi. Iv. Some now land ahella from Northern Borneo, by 
H. Doiirn, Nachr. mal. Ges. 1881, pp. GG & G7 ; a fresh-water shell by 
A. Brot, J. de Conch, xxix. p. 159. 
12. Australia and Polynesia. 
Tasmania. 115 known species of land and 3G of fresh-water shells ; 
79 of the former belong to Helix, and these are generally small, thin, 
finely-sculptured species of uniform character, except H. launcestonensis ; 
besides them the genera Balimus, Vitrina, Succinea, and Truncatella are 
represented. The Tasmanian fresh- water species are, according to E. 
Collier, 1 . c. p. 103, with two exceptions entirely different from those of 
Australia ; they belong to the genera Limncea^ Physa, Planorbis, Ancylus, 
Giindlachia, Pomatiopsis, Bythinia, Amnicola, Unio, Cyclas, and Pisidium. 
Rogers, P. Manch. Soc. xix. [1880] pp. 101-103. 
New Caledonia. Some little-known or new Helix and Placostylus, by 
E. Marie, J. B. Gassies, and H. Crosse, J. de Conch, xxix. pp. 241-244, 
& 336-342, pis. xi. & xii. 
Cook's, or Hervey Archipelago. 39 inoperculated land shells, 3 Auri- 
culidce, 10 operculated land shells and 2 AssimineidceyaW of small size, 
some now, enumerated by A. Garrett in a separate paper (title above) 
[not seen by the Recorder] ; abstract in J. de Conch, xxix. pp. 348 & 349. 
The genus Partula culminates in the Society Islands, it ranges north- 
wards to Guam, but is wanting on the Sandwich group; Hartman, Bull. 
Mus. C. Z. ix. p. 172. The local distribution of the single species on the 
6 principal Society Islands is represented on two maps by A. Garrett, 
ibid. 
13. North America. 
United States. Localities of some species of Unio and Sticcinea by R. 
Ellsworth Call, Am. Nat. xv. p. 391. 
Muscatine County, loioa. List of land and fresh-water mollusks by 
F. M. Witter, 1879. [Not seen by the Recorder.] 
Utah. 107 species enumerated by H. Hemphill in a catalogue pub- 
lished at Oakland, California, 1878, 4 pp. [Not seen by the Recorder.] 
Northern part of Lower or Spanish California. 1 Limax, 8 Helix, and 
1 Sticcinea enumerated by H. Hemphill, J, de Conch, xxix. pp. 35-38. 
14. West Indies and Central America. 
Florida. Notes on its land shells by W. Calkins, J. Cincinn. Soc. 
1879 [not seen by the Recorder]. Note on some species of Unio by the 
same. Valley Nat. ii. [Sept. 1880]. 
Key West, South Florida. 13 terrestrial species enumerated, Melanudcc 
and Unionidoi absent ; Melvill, J. of Conch, iii. pp. 166, 167, & 173. 
Cuba. 5 new terrestrial shells by R. Arango, P. Ac. Philad. 1881, 
pp. 15 & 16, with woodcuts. 
