PlaieR 



Yol. t: 



Figs. 1—4, Limnoea physopsis, Cooke ; 5, Pecten Oladysim ; 6, P. Guendolerim ; 

 7, P. Hastingsii ; 8, P. hysginodes ; 9, P. psarus ; 10, P. valdecostatus ; Melvill. Fig. 

 II, Mitra Marionce; 12, M. cerumnosa ; i^, M. astyridiformis ; i^, M. caloxesta ; 15, 

 iW. chariessa ; 16, M. transenna ; 17, if. Sybillce ; 18, if. percnodictya ; 19, if. cerithina ; 

 20, if. 6eZa ; 21, if. iensa ; 22, if. abacophora ; 23, if. rhodinosphcera ; 24, if. zythoehroa ; 

 25, if. fulvosulcata ; Melvill. Fig. 26, Cyprcea Rashleighana, Melvill. Fig. 27, Bith. 

 tentaculata, abnormal. 



