273 



Turbo smaragdus, Martyn. 



1784. Turbo smaragdtis, Martyn, Univ. Conch, pis. Ixxiii., Ixxiv, 



1790. Turbo fmaraydus, Gmelin, Linn. Syst. Nat. ed. 13, p. 3595. 



1873. Turbo smaragdus, Von Martens, List Moll. N Z. p. 29. 



1873. Turbo smuragdus, Hutton, Cat. Marine Moll. N.Z. p. 33. 



1880. Turbo smaragdus, Hutton, Man. N.Z. Moll. p. 90. 



1888. Turbo smnrugdus, Pilsbry, Tryon's Manual of Concliology, vol. x. 



p. 217, pi. Ixii. fig. 13. 

 1893. Turbo smaragdus, Hutton, Linn. Soc. N.S.'^^., Macleay Mem. Vol. 



p. 67. 



Shell heliciform, depressed, solid ; covered with strong bluish- 

 black cuticle, beneath which (in living examples) it is green ; 

 usually eroded at the apex; whorls four or five in number, the 

 earlier ones spirally sulcate ; last whorl very large, flattened in 

 the neighbourhood of the suture ; lines of growth irregular, 

 undulating and causing wrinkles, which feature is especially well 

 marked in the older stages of growth ; umbilical area excavated, 

 concave. 



Dimensions. — Length 39 mm. ; breadth 38 mm. ; length of 

 aperture 24 mm. 



Form, and Loc. — Post-Pliocene : New Zealand. 



98049. An example of the adult; "from an old beach covered 

 •with lava," Lyttleton. \_Old Collection.'] 



G. 8280. Four specimens; from a raised beach at Opua, near 

 Russell, from 60 ft. to 100 ft. above sea-level. 



F resented by F. A. Bather, Esq. 



Turbo etheridgei, Tenison- Woods. 



1877. Turbo etheridgei, Tenison - Woods, Tap. Eoy. Soc. Tas. 1876, 



pp. 98, 99. 

 1896. Turbo etheridgei, Pritchard, Proc. Roy. Soc. Vict. vol. viii. n.s. 



p. 118. 



Shell turbinately conical, solid, granular ; spire elevated ; 

 ■whorls six or seven in number, couve.\, each furnished with from 

 five to seven granulate spiral carina, interrupted by fine, oblique 

 lines of growth ; aperture circular, nacreous, entire ; outer 

 margin thin, oblique ; inner margin covered by a thin deposit of 



X 



