FAUNA DER ISL. LAND- UND SUSSWASSER-MOLLUSKEN. 177 
Abkiirzungen. 
A. F. = Arthur Feddersen. 
G. = Adjunkt Grønlund. 
J. H. = Jonas Hallgriinsson. 
A. C. J. = Dr. phil. A. C. Johansen. 
E. 0. = Eggert Olafsson. 
B. S. = Adjunkt Bjarni Sæm undsson. 
F. H. S. = F. H. Sikes. 
H. S. = Hans Schlesch. 
J. St. = Prof. Japetus Steenstrup. 
T. Th. = Prof. Thorvald ur Thoroddsen. 
Litteratur. 
S. Clessin: Eine islåndische Limnaea (Malakozool. Blåtler 1878, pag. 79—80). 
S. Clessin: Deutsche Excursions-Mollusken-Fauna. Niirnberg 1884. 
A. C. Johansen: Om den fossile kvartære Molluskfauna i Danmark etc. 
København 1904. 
W. Kobelt: Zoogeographie I, pag. 182. Wiesbaden 1897. 
O. A. L. Mørch: Faunula Molluscorum Islandiae, Havniae 1868. 
Eggert Olafsson: Rejse igennem Island II. Sorø 1772. 
Preston: On a new and remarkable Sub-species of Limnaea peregra Mull , 
from Iceland (Proc. of the Malacological Society. Vol. XI. London 
1914, pag. 11 — 12). 
Hans Schlesch: Land and Freshwater Mollusca in the North-West Iceland 
(Ihe Naturalist, Hull 1913, pag. 419 — 20). 
Hans Schlesch: Pupa (Vertigoj arctica Wallenb. and i Is Occurrence in Ice- 
land etc. (the Naturalist, Hull 1914, pag. 242 — 44). 
Hans Schlesch: The lcelandic Pisidium-Fauna (Ihe Naturalist, Hull 1916, 
pag. 281 — 82. 
Hans Schlesch. Notes on Planorbis and Margaritana in Iceland (the Na- 
turalist, Hull 1917, pag. 201). 
F. H. Sikes: The Non- Marine Mollusca of Iceland (Journal of Conchology 
1913, pag. 54 — 56). 
Japetus Steenstrup: Berichtigung rucksichtlich der von Herrn S. Clessin 
aufgestellten Limnaea Steenstrupii aus Island (Malakozool. Blåtter 1879, 
pag. 16 — 20). 
John W. Taylor: Monograph of the British Land- and Freshwater-Mollusca. 
Leeds 1894-1914. Vol. 1-3. 
C. A. Westerlund : Synopsis Molluscor. Extramarin. Scandinaviae. Helsing- 
fors 1897. 
C A. Westerlund: Land- och Sotvatfen-Mollusken från Vega-Exp. Stock- 
holm 1885. 
Nyt Mag. f. Naturv. LV. 1917. 
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