36 [Senate 



Triton — 

 Triton — 

 Triton — 

 Triton — 

 Triton — 

 Triton — 

 Triton — 



FAMILY ALAT.E. 

 Pteroceras atjrantia, 3 sp. 

 Strombus auris-dian^. Dzana*s-ear Stromhus. 

 Strombtjs lentiginosuSj 2 sp. 

 Strombus vittatus. 

 Strombtjs lithuanus, 4 sp. 

 Strombus . 



FAMILY PURPUKIFERA. 

 Cassis testiculus, 5 sp. 

 Cassis areola. The Drafthoard Cassis. 

 Cassis zebra. The Zebra Cassis. 



Cassis . 



Cassis . 



Cassis . 



Purpura patula, 6 sp. 

 Purpura sertum. 

 Purpura textilosa, 2 sp. 



Purpura . 



Purpura , 2 sp. 



Purpura , 2 sp. 



MoNOCERAS . 



Harpa nobilis, 6 sp. The Nolle Harp. 

 DoLiuM pERDix. The Partridge Dolium. 



