122 MR JAMES COSMO MELVILL AND MR ROBERT STANDEN ON THE 



Section (d) Rachiglossa. 



Family Muricidas. 



Trophon hrucei, Streb. 



cinguliferus, Pfeffer. 



crispus (Couth.). 



geversianus (Pallas). 



hoylei, Streb. 



liratus (Couth.). 



minutus (Strebel, MS.), sp. n. 



philippianus, Dunker. 



Family Nassidse. 

 Nassa (Ilyanassa) vallentini, sp. n. 



Family Buccinidee. 



Chrysodomus (Sipho) archibenthalis, sp. n. 

 ,, ,, crassicostatus, sp. n. 



Neobuccinum eatoni (Smith). 

 Euthria fuscata (Brug.). 



,, magellanica (Philippi). 



,, michaelseni, Streb. 



Family Volutidse. 

 Voluta (Cymbiola) ancilla (Sol.), 

 Guivillea alabastrina, Watson. 



Section (e) Toxoglossa. 



Family Cunidas. 



Columbarium benthocallis, sp. n. 

 Mangilia costata (Donovan). 



Family Cancellariidai. 

 Admete magellanica, Strebel. 



Order Opisthobranchiata. 

 Sub-order tectibranchiata. 



Family Tornatinidse. 

 Retusa truncatula, (Brug.). 



