1 64 Transactions. — Zoology. 



Buccinidse. 



17. Siphonalia dilatata, Quoy et Gaim. Not uncommon on 



rocky ground, usually concealing itself under ledges when 

 the tide recedes. 



18. S. nodosa, Maxtyn. Worn specimens are occasionally washed 



up. 



19. Pisania lineata, Martyn. Common on rocky ground between 



tide-marks. A very variable shell. 



20. P. vittata, Quoy et Gaim. Most abundant on rocky ground. 



The coloured bands are often quite absent, and the shell 

 varies much m shape. 



21. Cominella maculata, Martyn. Common between tide-marks. 



Appears to feed on Paj^hia and Vemis. 



22. C. maculosa, Martyn. Not uncommon. 



23. C. testudinea, Chemn. Very plentiful, especially on rocky 



ground between tide marks. 



24. C. virgata, Adams. The same remarks apply. 



25. G. huttoni, Kobelt. Can be dredged plentifully in any part 



of the harbour, but is seldom seen in a living state above 

 low water-mark. 



26. C. lurlda, Phil. A most plentiful shell on mud-fiats, Zostera 



beds, etc. 



Olividae. 



27. Ancillaria australis, Sow. Sandy bays near low water-mark. 



Covers itself with sand when the tide recedes. 



Muricidae. 



28. Murex octogonns, Quoy. Under stones near low water-mark. 



Not common. 



29. Trophon amUguus, Phil. Dredged in Eangitoto Channel. 



Apparently not common. 



30. T. stangeri. Gray. Not uncommon on rocky ground. I am 



not sure that Prof. Hutton is correct in referring his 

 T. retiaria to this species. 



31. Kalydonpleheius, Uniiow. Most abundant. 



32. Purpura succincta, Martyn. In crevices of rocks between 



tide-marks. Eare. 



33. P. textiliosa, 'Li\.ni. In crevices of rocks. Abundant. 



34. Poliftropascolmia, Qnoy et Gaim. Faces of rocks between 



tide-marks. Abundant. 



85. P. alljo-margi)inta, Desh. In similar situations as the pre- 



ceding, but not quite so abundant. 



86. P. (Lepsia) hausirum, Martyn. Clefts of rocks between 



tide-marks. Not common in Auckland Harbour. 



