280 Transactions. — Zoology. 



Perhaps this is a distinct species. It is something like Buccinum spadi- 

 ceum, Eeeve, from Japan. The operculum and dentition are not known. 



Pisania striata, Hutton, Trans. N.Z. Institute, vii. (1875), p. 458, 

 pi. 21 (Columella). 



Hah. Lyttelton. 



Shell, pale yellow-brown, the surface spirally striated. Lateral teeth 

 with three nearly equal cusps. 



The dentition is figured on pi. xi., fig. 3, of this volume. 



Pisania flavescens, Hutton (1883) ; Euthria lineata var. d., Man. of 

 N.Z. Mollusca. 



Hab. Dunedin. 



Shell spirally striated ; colourless or orange with darker spiral bands ; 

 interior more or less banded with yellow. Lateral teeth with the middle 

 cusp smaller than the others. 



The dentition is figured on pi. xi., fig. 4, of this volume. 



Pisania vittata, Quoy and Graimard, Voy. Astrolabe, Zool. ii., p. 504, 

 pi. 34, f. 18, 19 (1833) ; Gray, Figs. Moll. Anim., i., pi. 5, f. 4 (B.fasciata) ; 

 Tryon, Man. Conch., hi., pi. 72, f. 235 ; [not Buccinum, vittatum, Linn] . 

 Buccinum trilineatum, Eeeve, Conch. Icon., f. 98 (1846) ; Fusus bicinctus, 

 Hutton, Cat. Marine Moll, of N.Z. , p. 10 (1873); Tryon, Man. Conch., iii., 

 pi. 72, f. 234. 



Hab. Bay of Islands to Auckland ; Banks Peninsula. Chatham Islands 

 and Auckland Islands. 



Shell spirally striated ; greyish or yellowish ; the interior with two or 

 three purple or brownish bands, which sometimes extend through to the 

 exterior. Lateral teeth with the two inside cusps equal and smaller than 

 the outside one. 



The operculum and dentition are figured in the Trans. N.Z. Inst., xv., 

 pi. xiii., f. i. 



Pisania littorinoides, Beeve, Conch. Icon., Buccinum, f. 94 (1846) ; 

 Tryon, Man. Conch., iii., pi. 72, f. 231 ; Euthria lineata var. c, Man. N.Z. 

 Mollusca. 



Hab. Lyttelton and Dunedin. Chatham Islands. 



Shell spirally striated ; purple with darker spiral lines. Lateral teeth 

 with the two inside cusps equal and smaller than the outside cusp. 



The dentition is figured in the Trans. N.Z. Institute, xiv., pi. vi., f. d 

 (E. linpata), and by Troschel, pi. 7, f. 12. 



Pisania martensiana, Hutton, Jour, de Conch., 1878, p. 16. 



Hab. Wellington (T. W. Kirk). 



Shell spirally striated ; brown. Much narrower than the last species. 



The operculum and dentition are not known. These last five species of 

 Pisania are closely allied. 



