Mukdoch. — Additions to Marine Mollusca of N.Z. 231 



Potamopyrgus antipodum, Gray. 

 Pissoa huttoni, Suter. 



„ hamiltoni, Suter. 



,, subfusca, Hutton. 



,, ,, var. micronema, Suter. 



„ foveauxiana, Suter. 



„ cheilostoma, Ten.-Woods. 



„ suteri, Hedley. 



„ rosea, Hutton. 



,, neozelanica, Suter (Barleeia). 



,, leptalea, Murdoch. 



,, microstriata, Murdoch. 



,, insculpta, Murdoch. 

 Rissoina rugulosa, Hutton. 

 Eatoniella olivacea, Hutton. 

 Littorina mauritiana, Lamarck. 

 Risellopsis varia, Hutton. 



,, ,, var. carinata, Kesteven. 



Calyptrasa maculata, Quoy and Gaimard. 



,, scutum, Lesson. 



Trichotropis inornata, Hutton. 

 Crossea glabella, Murdoch. 

 Natica australis, Hutton. 

 Scala zelebori, Frauenfeld. 

 Janthina exigua, Lamarck. 

 Leptothyra fluctuata, Hutton. 



„ crassicostata, Murdoch. 



Phasianella limbata, Hutton. 

 Trochus tiaratus, Quoy and Gaimard. 

 Cantharidus dilatatus, Sowerby. 



„ sanguineus, Gray. 



Monilea egena, Gould. 

 Calliostoma punctulatum, Martyn. 

 Etlialia zelandica, Hombron and Jacquinot 

 Incisura lytteltonensis, E. A. Smith (Scissurella). 

 Megatebennus moniliferus, Hutton. 

 Emarginula striatula, Quoy and Gaimard. 

 Acmsea pileopsis, Quoy and Gaimard. 



Class Pelecypoda. 

 Barnea similis, Gray. 

 Saxicava arctica, Lin. 

 Cardium pulchellum, Gray. 

 Chione crassa, Quoy and Gaimard. 

 Tapes fabagella, Deshayes. 

 Cyamiomactra problematica, Bernard. 

 Kellya sanguineum, Hutton. 



