332 Notes on the Slugs and Land Shells of Iceland. 



Genus Succinea (Draparnaud). 

 Sub-genus N eritostoma Klein. 

 Succinea groenlandica Beck. 

 W. Reykjavik, June, 1841 (J.H.) ; Laugarnar by Reykjavik 

 (J.St.) ; Pokufoss in Kjosarsyssel, August 28th, 1896 

 (B.S.) ; Isafjordur, 1913 (H.S.) ; Armula near the 

 Drangajokul, 1913 (H.S.). 

 N. Akureyri (A.C.J, and F.H.S.). 

 5. Hofdabrekka in Myrdalssandur (J.St.). 



Remarks : In general, common everywhere, in shadowy 

 and damp places, under stones, etc. ' Dolium ovato-planius- 

 culum, spira duobus anjractibus obtusa, testa fusca ' (Eggert 

 Olafsson). 



Sub-genus Amphibina (Hartmann). 

 Succinea altaica v. Mart, var. norvegica Westerlund. 

 Recorded from Iceland by Westerlund in Syn. Moll, extram. 

 Scandinav., 1897, p. 88. 



: o 



NOTES ON MARGARITANA MARGARITIFERA (LINNE). 



HANS SCHLESCH, 

 Hellerup, Denmark. 



1758 My a margaritifera Linne, System. Naturae, ed. X., p. 671 



1761 ,, „ ,, Faun. Sveciae, p. 516. 



1774 »i >> Miiller, Vermium terr. et fluviat., II., 



p. 210. 

 1779 >> >, Schroter, Die Geschichte der Feussconch., 



p. 168,. tab. 4, fig. 1. 

 17 88 Unio margaritijerus Retzius, Novae Testaceorum genera 



p. 16. 

 1793 ,, ,, Sprengler, Skrivter af Naturhist. 



Selsk. 3, p. 53. 

 1817 Margaritana jluviatilis Schumacher, Essai d'un Nouveau 



Systeme des Habit, des Vers Testaces 

 p. 124, tab. 10, fig. 4. 

 1822 Unio margaritiferus Nilsson, Historia Moll. Sveciae, 



p. 103-06. 

 1831 ,, margaritifera Draparnaud, Hist. Nat. d. Moll. terr. 



et fluv. de France, p. 132. 

 1856 ,, maygaritifcr Nordenskjold and Nylander, Finlands 



Mollusker, p. 86-87. 

 1868 Margaritana margaritifera Colbeau, Moll. viv. de la Bel- 



gique, p. 26. 

 1871/73 ,, „ Westerlund, Fauna Moll. terr. 



et fluv. Sveciae, Norvegiae et 

 Daniae, p. 577-79. 



Naturalist, 



