Jijuriial de C.mon\'!ioJooic. 1870. 



PL . i 



JjelaJujMc- dgl^. 



1 . HellX ancylocllila . Crosse 

 2. H aWocKroa . 



, r/ip £rtJficU Pai-LS 



Z. Bulimus Baeze-nsis, Hidalgo. 

 4. Murex PazL Crosse. 



5 . Voluta Hamillei , Ci 



