172 Transactions. — Zoology^ 



Siphonariidse. 



162. Siphonana australis, Quoy et Gaim. Faces of tidal rocks ; 



not uncommon. 



163. S. zealandica, Quoy et Gaim. With the preceding. 



Amphibolidas, 



164. Amphibola avellana, Chemn. Mud-flats and sheltered tidal 



inlets ; abundant. 



Order VI.— OPISTHOBEANCHIATA. 



Sub- Order 1. Tectibranchiata. 



Philinidse. 



165. PhiUne angasi, Crosse. Occasionally dredged on sandy 



flats in Kangitoto Channel. 



166. MelayioMamys cijlwdrica, Cheeseman. Tide pools at the 



Tamaki Heads ; rare. 



Actseonidae. 



167. Buccinulus aJbus, Hutton. A few worn specimens have 



been dredged in the harbour. 



Cylichnidse. 



168. Cyliclina striata, Huiion. Dredged in Eangitoto Channel. 



Bullidae. 



169. Bulla quoyi, Keeve. On coralliues near low water-mark. 



170. Haminea zealandica, Kirk. On Zostera beds; very abun- 



dant in some localities. 



Aphysiidge. 



171. Aclesia glauca, Cheeseman. Sandy flats ; not uncommon. 



Pleurobran chidse. 



172. Pleurohranchns ornaivs, Cheeseman. Under stones in rock- 



pools ; scarce. 



173. rtcurohrancliaa vcro-zexlandica, Cheeseman. On sandy 



flats ; not uncommon. 



Sub-Order 2. Nuddbranchiata. 



Dorididae. 



174. Doris weUingionmsis, Abr. Occasionally seen in sheltered 



places on rocky ground, but far from being common. 

 176. D. rubiciinda, Cheeseman. On seaweeds near low water- 

 mark ; common. 



