270 BIBLIOGRAPHY OF [PART II. 



[Martini & Chemnitz ed. nov.] 



Locality. 



Mexico. 



Pfeiffer. — Die gedeckelten Lungenschesckeli Heli- 

 cinacea und Cyclostomacea : von Dr. L. Pfeiffek. 



\_Note. — Being unable, at this time, to complete the quotations of the 

 balance of Martini & Chemnitz, and a few other works, I have considered 

 it best to leave them for a subsequent appendix, and to close the present 

 volume.— W. G. B ] 



I 



