4 



GASTEROPODA. 



Family — Pletjrotomid^ . 



PLEUROTOMA. 



18. P. novae Zealandise, Beeve; Cat. Marine Moll, p. 11. 

 Localities. — Shakespeare ClilF. 



19. P. laevis, Hutton, Cat. Marine Moll., p. 12. 

 Localities. — Shakespeare Cliff. 



20. P. buchanani, sp. nov. Shell fusiform, elongated ; spire 

 acute ; whorls carinated, with fine spiral lines, and obliquely plicated 

 anteriorly ; posterior part smooth, concave, with a slight ridge at the 

 suture ; aperture oval ; canal produced ; body whorl longer than the 

 spire. Axis, '85 ; breadth, "27 ; angle of spire, 30° 



Localities. — Shakespeare Cliff ; Awamoa. 



21. P. trailli, sp. nov. Shell fusiform, spire acute ; whorls 

 slightly carinated ; with fine spiral lines, and transverse ribs anteri- 

 orly, posterior part smooth ; aperture ovate, canal rather produced ; 

 body whorl shorter than the spire. Axis, "7 ; breadth, '43 ; angle of 

 spire, 38°. 



Localities. — Awamoa. 



22. P. awamoaensis, sp. nov. Shell elongato-fusiform ; spire 

 produced, larger than the body whorl ; whorls rounded, spirally striated, 

 and transversely ribbed, those on the body whorl becoming obsolete 

 towards the anterior end ; suture spirally striated ; aperture narrow ; 

 posterior canal moderate, anterior rather produced. Axis, 1 ; breadth, 

 •3 ; angle of spire, 22°. 



Localities. — Awamoa. 



23. P. wanganuiensis, sp. nov. Shell fusiform ; spire pro- 

 duced, longer than the body whorl ; whorls rounded, strongly spirally 

 striated, and obliquely ribbed in the centre ; suture very finely ob- 

 liquely striated and wath a spiral rib ; aperture oval, canal short. Axis, 

 •55 ; breadth, '2 ; angle of spire, 30°. 



Localities. — Shakespeare Cliff. 



24. P. sulcata, sp. nov. Large, fusiform ; spire shorter than the 

 body whorl ; whorls flattened, distantly spirally grooved, and with a 

 broad spiral groove just below the suture ; aperture oval ; canal short. 

 Axis, 18 ; breadth, "8 ; angle of spire, 38°. 



Localities. — Broken Eiver (l) ; Cape Eodney. 



25. P. hebes, sp. nov. Ovato-fusiform ; spire blunt ; whorls 

 rather angled, distantly spirally striated ; a spiral row of nodules along 

 the keel, above the keel smooth ; body whorl larger than the spire ; 

 canal moderate. Axis, '9 ; breadth, '45 ; angle of spire, 45°. 



Localities. — Oamaru ; Poverty Bay (l). 



26. P. latescens, sp. nov. Ovato-fusiform ; spire rather shorter 

 than the body whorl ; whorls rounded, closely spirally striated, those 

 of the spire obliquely plicated ; a deep broad groove at the suture ; 

 aperture oval ; canal rather produced. Axis, "85 ; breadth '4 ; angle 

 of spire, 55°. 



Localities. — Mount Brown. 



