76 PROCEEDINGy OF THE ROYAL SOCIETY OF QUEENSLAND. 



Drupa Bolten, Mus. Bolt., 1798, p. 55. 



134. Drupa mora Bolten. 1. 



135. Drupa ochrostoma Blainville. 2. 



Suborder PULMONATA (136-142). 



Family ELLOBIID^. 



Pythia Schumacher, 1817. 



136. Pythia argenvillei Pfeiffer. 3. 



137. Pythia pantherina A. Adams. 4. 



Rhodostoma Swainson, Proc. Roy. Soc, V.D. Land,iii> 

 1855, p. 44. 



138. Rhodostoma nucleum Marty n. 2. 



Melampus Montfort, 1840. 



139. Melampus lividus Deshayes. 2. 



Family SIPHON ARIID^. 

 SiPHONARiA Sowerby, Genera of Shells, 1824, fasc. xxi. 



140. Siphonaria acuta Quoy & Gaimard. 1. 



141. Siphonaria atra Quoy and Gaimard. 1. 



142. Siphonaria zebra Reeve. 1. 



Suborder OPISTHOBRANCHIA (143-144). 



Family SCAPHANDRID^. 



Atys Montfort, 1810. 



143. Atys cylindrica Helbling. 4. 



Family AKERID^. 

 Bullaria Rafinesque, Anal. Nat, 1815, p. 142. 



144. Bullaria adamsi Menke. 1, 2. 



The numerals after the species refer to the following localities : — 

 1 Samarai, 2 Gurya Beach, 3 Rabaul, 4 Port Moresby. 



