2i8 Field Museum of Natural History — Zoology, Vol. VII. 



Tectarius bullatus Martyn. 



Numerous specimens from Anair Island, near New Ireland. 



Natica tessellata Philippi. 



Five specimens from Namatanai, New Ireland. 



Polinices sebae Souleyet. 



Two specimens with the preceding. 



Polinices mammilla Linn^. 



One young specimen with the preceding. 



Turbo margaritaceus Linne. 



Two specimens from Anair Island, New Ireland. 



Cardinalia virgata Gmelin. 



One specimen with the preceding. 



Clanculus bathyraphe E. A. Smith. 



One immature specimen from Namatanai, New Ireland. 



Nerita versicolor Gmelin. 



One specimen from Anair Island near New Ireland. 



Nerita signata Macleay. 



Two specimens at Namatanai, New Ireland. 



Nerita aurantia Recluz. 



One specimen from Anair Island, near New Ireland. 



Neritina petiti Recluz. 



Eighteen miles north of Cape St. George, New Ireland. One 

 specimen. 



Neritina strigiliata Lamarck. 



A large number of specimens from eighteen miles north of Cape 

 St. George, New Ireland, and two miles west of Warapu, New Guinea. 

 This species revels in variety of color pattern to an almost incredible 

 extent, as shown by the present large series. 



Neritina cornea Linne. 



Four speeitncns from two miles west of VVarupii, New Guinea. 



