SuTER. — On Nciv Zealand Pleurotomidae. 69 



Hab. Throughout New Zealand. Auckland Harbour 

 (H. S.) Found also in the Pliocene of New Zealand. 



Surcula cheesemani, Hutton. 



Hutton, Journ. de Conchyiiologie (1878), p. 16; Man. 



N.Z. Moll., p. 4i (1880); Pliocene Moll, of N.Z., 



Macleay Mem. Vol., p. 49., pi. vi., fig. 24. D. zea- 



landica, E. A. Smith, Ann. Mag. Nat. Hist. (4), vol. xix., 



p. 492 (1877); Hutton, Man. N.Z. Moll., p. 43 (1880), 



(not novcB-zeiandice, Reeve). 



Shell ovato-fusiform, the spire gradated, flesh-white, apex 



brownish; whorls 10, first 2i polished, slightly convex, 



keeled above, tabulations strongly radiately striated, v^ith 



2 to 3 sulci. Body-whorl large, somewhat inflated, contracted 



towards the base ; wath about 12 strong sulci, longitudmally 



striated. Columella darkish, canal short, slightly recurved. 



Sinus rather broad and sometimes deep, situated below the 



broad furrow which grooves the upper part of the whorls. 



Animal unknown. 



Length, 23 mm. ; breadth, 9 mm. 

 Type in the Canterbury Museum. 



Hab. Auckland Harbour. Found also in the Pliocene of 

 New Zealand. 



Surcula gypsata, Watson. 



Watson, Journ. Linn. Soc. London, vol. xv., p. 413 

 (1881); "Challenger" Exp. Rep., pt. 42, vol. xv., 

 p. 292, pi. XXV., fig. 1 (1886). 



Shell strong, fusiform, biconical, scalar ; shortly, sharply, 

 and obliquely ribbed, keeled, constricted at the suture, with a 

 long and rather inflated body-whorl and a largish snout. 

 Sinus broad, deep, and rounded. 



Length, 44-5 mm. ; breadth, 19 mm. Aperture: Length, 

 24'4mm. ; breadth, 12 mm. 



Type in the British Museum (Nat. Hist.). 



Hab. In 700 fathoms, off East Cape (Stat. 169, Chall. 

 Exp.) ; two specimens (dead shells). 



Surcula varians, Hutton. 



Hutton, Trans. N.Z. Inst., vol. xvii., p. 314, pi. xvii., fig. 2 

 (1885); Pliocene Moll, of N.Z., Macleay Mem. Vol., 

 p. 44, pi. vi., fig. 16 (1893). 



Shell oblong, the spire prominent and acute. Whorls 7, 

 flattened, spirally grooved. Grooves variable, sometmies only 

 one on the anterior half of the whorl, sometimes several are 

 equally distributed all over ; generally there is a smooth band 

 without grooves on each whorl ; sometimes the spire-whorls 

 are quite smooth, or with one or two grooves only. Suture 



