166 Transactions . — Zoo logy . 



52. Fossarina rarius, Hutton. In similar situations to the 



preceding, but much less abundant. 



Pyramidellidae. 



53. Tvrbonilla zealandica, Hutton. Dead specimens can be oc- 



casionally picked from shell-sand near high water-mark. 



54. Odostomia lactea, Angas. A few specimens have been 



dredged in Eangitoto Channel. 



Cerithiidae. 



55. Bitthim terrehelloides, Martens. Can be dredged in consider- 



able numbers in the deeper parts of the harbour. 



56. B. exilis, Hutton. In tide-pools, on seaweeds, etc. 



57. Cerithidea bicarinata, Gray. On mud-flats and Zostera 



beds ; plentiful. 



58. C. subcarinata, Sow. Kecks and tide-pools ; common. 



Vermetidse. 



59. Siliguaria australis, Quoy et Gaim. At the roots of sea- 



weeds in deep water ; not common. 



Turritellidse. 



60. Turritella rosea, Quoy et Gaim. Not uncommon on rocks 



near low water-mark. 



61. T, fuhninata,Y{.\\iion. With the preceding. 



62. Ff/lisfa plicata, Hutton. Under stones near low water- 



mark ; rare. 



Trichotropidse. 



63. Triehotropis inornata, Hutton. Dredged in Eangitoto 



Channel ; and specimens are occasionally washed up 

 after storms. 



Calyptraeidse. 



64. Galertis nova-zeaJandia, Less. Common under loose stones 



between tide-marks. 



65. G. scutum, Less. With the above, but much less plentiful. 

 &(S. Crr/jidida costata. Sow. Under stones, at and below low 



water-mark, near the roots of seaweeds, etc. 



67. C mono.vyla. Less. Commonly affixed to Turbo smaraydus. 



68. C. WKirn/urvus, Lam. Affixed within the aperture of Turbo 



suuiraydiifi ; rare. 



Aporrhaidse. 



69. Struthiolario papulosa, Martyn. ) Not con mon within the 



70. N. rrrmis, Martyn, ) hmhmr. 



