BY C. HEDLEY AND H. SUTER. 635 



Phacussa, Huttoii, 1883. 

 Hutton, Trans. N.Z. Inst. xv. p. 138. 



62 P. HYPOPOLIA, PfeifFer, sp. 18.52. 



Ref.— P.Z.S. 1852, p. 148; Conch. Icon. vii. pi. cxxx, f. 787 ; 

 Conch. Cab. (2), i. pt. 2, p. 496, pi. clxi. fF. 18, 20; Man. N.Z. 

 Moll. p. 6 ; Trans. N.Z. Inst. xvi. p. 205, xxiv. p. 286, pi. xx. 

 tf. 2, 3 .(jaw), f. 4 (radula) ; Man. Conch. (2) ii. pp. 181, 212, 

 pi. LIV. f. 15, &c. 



H a b. — North Island; Hawke's Bay and Wellington. South 

 Island ; Bealey, Dunedin, Hooker Valley and Boatman's. 



63 P. HELMSi, Hutton, sp. 1883. 



Ref.— Trans. N.Z. Inst. xv. pp. 137, 138, xvi. pp. 172, 205. 

 pi. X. f. I (radula), pi. xi. £. w (jaw). 



H a b. — South Island ; Greymouth (Helms). 



var. MACULATA, Hutton, 1884. 



Ref.— Trans. N.Z. Inst. xvi. p. 205. 



H a b. — South Island ; Greymouth (Helms). 



64. P. FQLMINATA, Hutton, sp. 1883. 



Ref.— Trans. N.Z. Inst. xv. p. 138; xvi. pp. 173, 206, pi. x. 

 f . J (radula). 



Hab. — Stewart Island (T. Kirk). 



Thalassohelix, Pilsbry, 1892. 

 Pilsbry, Nautilus, vi. (Sept. 1892), No. 5, p. 56. 



65. T. ziczAC, Gould, sp. 1848. 



S y n. — portia, Gray, 1849; kajjpa, Pfeiffer, 1852; collyrida, 

 Reeve, 1852. 



Ref.— Proc. Boston Soc. Nat. Hist. ii. p. 166; U.S. Expl. 

 Exped. xii. p. 41, ff. 44a, 44b, 44c; P.Z.S. 1849, p. 165, 1852, 

 p. 58 ; Conch. Icon. vii. pi. cxxxi. f. 806, pi. cxxxii. f. 811 ; Conch. 

 Cab. (2), i. pt. 2, p. 455, pi. cLiv. ff. 15-18, 25-26; Mon. Aust. 

 Lind Shells, p. 18, pi. XIX. ff. 11, 11a; Man. N.Z. Moll. pp. 7, 10; 



