126 
MOLLUSCA. 
During’s paper on some land and fresh-water Mollusks of the Argen- 
tine States [see Zool. Rec. x. pp. 135, 170 & 171] is also published in 
Bol. Ac. Cordova, i. 
5. Marine Mollusca. 
1 . Northern and Eastern Seas of Europe. 
Arctic Sea. K. Mobius enumerates 11 species of Marine Gastropods 
(including 1 Pteropod) and 9 of Bivalves found by the second German 
Arctic Expedition on the Eastern Coast of Greenland, lat. 73® 60' 
and 75® 15' N. They are all known Arctic species; including: — 
Pleurotoma pyramidalis (Strom), Fusus propinquus (Alder), Cylichna 
cylindracea (Penn.), and Astarte crehricostata (Forbes) ; details of the 
first and third of these are figured, pis. 1-3, 4-9. Zweite deutsche 
Nordpolarfahrt, ii. Zoologie, part 7, pp. 248-252. Abstract in Ann. N. H. 
(4) xiii. pp. 198-200. 
Results of dredgings on the coast of Southern Norway ^ in 106-120 
fathoms, including 3 new species of shells, by A. Metzger ; JB. mal. 
Ges. i. pp. 146-151 [see Trichotropidce and Muricidce']. 
New Mytilidce from Norway, by Morch ; Forh. Skand. Naturf. mote 
1873, i Kjobenhavn, pp. 374-377, or J. de Conch, xxii. pp. 174-177. 
W. C. Macintosh gives a list of Mollusks observed at St. Andrews, 
with various interesting annotations ; Ann. N. H. (4) xiii. pp. 342-357 
& 420-432. 
P. Fischer has published a second supplement to his valuable con- 
chological fauna of the Departement de la Gironde, containing many 
additions and interesting general remarks on bathymetrical distribution, 
of which he distinguishes the following zones, giving for each a list of 
the more common Mollusks : — 
a. Zone littorale, between tide-marks, with different subdivisions 
according to the localities ; the uppermost, with Littorina neritoides 
(L.), is called “ subterrestre.” 
b. Zone des Luminaires, 1-28 metres. 
c. Zones des Nullipores ou de grands Buccins, 28-72 metres. 
d. Zone des Brachiopodes et des Coraux, 72-184 metres, in the “ fosse 
du cap Breton.” 
c. Zone des Brissopsis, 188-375 metres, shells small and pale-coloured. 
/. Zone des Verticordia, 375-2500 metres. 
g. Zone des abysses, 2500-4500 metres not yet explored in the Bay of 
Biscay. Act. Soc. L. Bord. xxix. pp. 151-213. 
J. G. Hidalgo has continued his work on the marine Mollusks of 
Spain, discussing the genera Cancellaria, Ranella, Ovula, Purpura, Argo- 
nauta, Actceon, and Cypreea. 
List of shells dredged at Tripoli by W. B. Carpenter, on board the 
“Shearwater,” determined by Jeffreys; J. de Conch, xxii. pp. 134 
& 135. 
L. Stalio has given a somewhat minute historical account of all books 
and pamphlets bearing on the conchology of the Adriatic Sea, including 
a systematic list of all species, with indication of the author by whom. 
