Iftcmotrs of % |fluscum of (Lomparatibt sfoolcrgg 



AT HARVARD COLLEGE. 



Vol. X. No. 4. 



A 



REVISION OF THE ASTACHLE. 



Bv WALTER FAXON. 



Part I. THE GENERA CAMBARUS AND ASTACUS. 



WITH TEN PLATES. 



CAMBRIDGE: 

 Printed for tfje fflustum. 



An; i -st, 1885. 



