30 Moll. 
MOLLUSCA. 
in a channel filled up for more than 300 years, and cannot therefore be 
of recent introduction ; Bull. Sci. Nord, (2) iii. pp, 252 & 253. 
Historical note concerning the acclimatization of Ostrea angulata (Lam.) 
at the mouth of the Gironde ; P. Fischer, J. de Conch, xxviii. pp. 83 & 84. 
The laud shells of larger size and peculiar character in the islands 
Mauritius, Reunion, and Rodriguez are becoming rare, confined to the 
interior, or even extinct ; the introduced species are common near the 
shore and in the cultivated land. E. v. Martens, Moebius’s Beitr. 
Meeresf. Maur. p. 215. 
Increasing scarceness of Achatinella on the Sandwich Islands, stated by 
O. Finsch, Nachr. mal. Ges. 1880, p. 69. 
Lists of, and notes on, edible Mollusca, from Italy, by Chiamentt, 
Gasco, Targioni-Tozzetti, Ninni, &c., in the general catalogue of the 
International Exhibition of Fishery at Berlin, 1880, pp. 28-36 ; and in 
the special catalogue of the Italian section, pp. 12, 61, 131-136, 173-176, 
and cxvi, ; German edition, pp. 13, 25, & 39. 
Much information concerning the use of North American Mollusks by 
man, including Oysters (see infra), nacre from Ilaliotis Icamtschatlcana, 
corrugata, rnfescens, cracherodi, and splendens, Trocldscus norrisi and 
Pomaulax undosus in California, pearls and nacre from Meleagrina fim~ 
hriata at Panama, and several species of Vnio from the Ohio, the cameo- 
shells Sirombus gigas. Cassis rufa, tuherosa, and madagascariensis, and 
oil of squid, Massachusetts, in Brown Goode’s Exhibit of the Fisheries 
of the United States of America at the Internationale Fischerei-ausstellung 
at Berlin ; Bull. U. S. Nat. Mus. No. 18, especially pp. 43, 151, & 162. 
Valuable notes concerning North America, by W. Ball, Bull. U. S. 
Nat. Mus. No. 14, pp. 251-359 [see also Zool. Rec. xvi. Moll. p. 42]. 
A pamphlet by A. Hyatt, Oyster, Clam, and other Common Mollusks 
(New York ; 1880, 100 pp.), has not been seen by the Recorder. 
Instructions for keeping living snails in confinement, and description 
of an apparatus for this purpose, consisting of a zinc box, covered by 
another box half glass and half wire-trellis ; by J. Carriere, Regenera- 
tionserscheinungen i. pp. 25 & 26. 
T. C. Winkler’s pamphlet on shell-collecting, “ Ilet Verzamelen van 
Schelpen ” (Leiden : 1880, 8vo, 22 pp.), has not been seen by the 
Recorder. 
P. Fischer, J. de Conch, xxviii. p. 239, classifies the Mollusca as 
follows : — 
Meroblastea Class 1. Cephalopoda. 
Use by Man. 
Collecting and Preserving. 
General Classification. 
2. Pteropoda. 
3. Gastropoda. 
4. Scaphopoda. 
5. Pelecypoda 
{Lamellibranchia). 
