^f? ^fi/m^ 18* 



r&~> (/LJWI^-, <^^^t 



fttcmotrs of the |ttustum of (Compuntttbc ^oo'logn ^p t/1 - ^%L 



/ 



AT HARVARD COLLEGE. 

 VOL. X. No. 4. 



d. 



* 

 A 



/ 



REVISION OF THE ASTACID^E. 



A 



BY WALTER FAXON. 



\ 



PART I. THE GENERA CAMBARUS AND ASTACUS. 



-co 



WITH TEN PLATES. 



CAMBRIDGE: 



for tfje fHustum. 

 AUGUST, 1885. 





