24 GASTEROPODA. 







notches. Yellowish white, clouded with brown ; interior reddish. 

 Length, 2-8 ; breadth, 1/6 ;' angle of spire, 62. 



A specimen is in the Auckland Museum, from the Wade. 



Peru. 



84. S. troglodytes, Lamark, I.e., ix., p. 703. Shell ovato-acute ; 

 spire whorls angled with knotty plaits ; body whorl tubercular above ; 

 outer lip expanded, anterior sinus distinct. Yellowish white, with 

 two bands above dotted with yellow, and two chestnut ones beneath, 

 and rays running through the whorls ; interior yellowish ; columella 

 white. Length, 1/5. 



A doubtful native ; dead shells are not uufrequently found in 

 Hauraki Gulf. 



STRUTHXOLAEIA. 



Shell turreted, whorls angular; aperture truncated in front, columella 

 oblique, outer lip prominent in the middle, reflexed and thickened in 

 the adult ; operculum claw-shaped, curved inwards, with a projection 

 from the outer concave edge. 



Australia and New Zealand. 



85. S. glgas, Sowerby, TJ/es. Conch., \.,p. 23 ; 8. papulosa, Desliayes, 

 I.e., ix., p. 535. Shell ovato-acute ; whorls rounded, sub-nodulose, 

 deeply spirally striated ; columella oblique ; whorls eight. Yellowish 

 brown; interior purplish brown; pillar and mouth white. Length. 

 3 - 8 ; breadth, 1'8 ; angle of spire, 55 . 



Stewart's Island. 



86. S. nodlllosa, Lamark,l.c. t ix.,p.534<. S. straminea of authors. 



Shell ovato-acute ; whorls angled, with a row of nodules on the ridge ; 

 spirally striated ; whorls seven or eight. Yellowish, with close longi- 

 tudinal waved stripes of purple ; interior purple ; mouth yellow, or 

 white iu old shells. Length, 35 ; breadth, 1/9 ; angle of spire, 55. , 

 Var. IB. S. pupuloxa, Clienu ; not of Desliayes. Dark reddish brown, 

 covered with a white chalky epidermis ; mouth greyish white, stained 

 with black on the outer ed^es. 



- 



87. S. SCUtlllata, Deshayes, ix., p. 536. Shell ovato-acute ; 

 whorls six, angled, sub-nodulose, finely spirally striated ; body whorl 

 flattened in the centre ; columella very oblique. Reddish brown, with 

 longitudinal undulating streaks of darker ; mouth yellowish brown ; 

 interior pale violet. Length, 1'75 ; breadth, 1 ; angle of spire, 55. 



88. S. VeFHliS, Martyn; S. crenulata, LamarJc, I.e., ix., p. 535. 

 Shell ovato-acute ; whorls six, rounded ; widely spirally striated ; body 

 whorl slightly flattened in the centre ; sutures deeply excavated. Pale 

 brownish, longitudinally streaked with reddish brown. Length, 1/6 ; 

 breadth, I'l ; angle of spire, 62. 



' FAMILY CYPBJEID.E. 



Shell convolute, enamelled, spire concealed ; mouth narrow, chan- 

 nelled at each end, lips toothed ; tentacles long, mantle expanded on 

 the sides. 



