List of the Marine Molhtsca of Iceland. 343 



Amauropsis islandica (Gmelin). 

 *Ampullina smithi Brown. 

 Lunatia nana Moller. 



„ groenlandica Beck. 

 Natica affinis (Gmelin) ( =^ N. clausa B. and S.). 

 (Lunatia) montagui Forbes. 

 ., ,, bcrealis Gray. 



Trichotropis borealis Broderip & Sowerby. 



* „ conica Moller. 



* „ bicarinata Broderip & Sowerby. 

 Bela exarata (Moller). 



linearis Montagu. 

 nobilis (Moller). 



var. tiiYricnla Montagu. 

 ,, var. assimilis G. O. Sars. 

 ,, var. scalaris (Moller). 

 cinerea (Moller). 

 elegans (M5ller). 

 dedivis (Loven). 

 decttssata (Couthouy). 



vslt. viridida Moller { = B. kobeliti Verkriizen). 

 trevelyana (Turton). 

 phigeli (Beck). 

 bicarinata (Couthouy). 



var. cylindracea Moller. 

 var. violacea (Mighels). 

 ,, var. simplex Middendorff. 



var. laevior G. O. Sars. 

 ,, var. rufescens G. O. Sars. 

 pyramidalis (Strom). 



var. giganten Morch. 

 riifa Montagu. 

 tenuicostata (M. Sars). 

 obliqua G. O. Sars. 

 sarsi Verrill. 

 cancellata (Mighels). 

 rugtdata Troschel. 



„ var. bergensis Friele. 

 ,, var. scalaroides G. O. Sars. 

 harpidaria (Couthouy) . 

 angulosa G. O. Sars. 

 Nassa incrassata Strom. 

 Astyris rosacea (Gould). 

 V oliitomitra groenlandica (Beck). 

 Admete viridula (Fabricius). 

 Purpura lapillus (Linne). 



,, ,, var. imbricata Lamarck. 



Trophon craticulatus (Fabricius). 



1918 Nov. 1. 



