1425148 



CONTENTS. 



PAGE 



The Retrospect of the Year 1 



Japanese Collembola. By Justus Watson Folsom. Illustration. 51 



BiotiteTinguaite Dyke Rock. By John H. Sears. Illustration. 58 



Battles of the Black Ants. By Rev. W. P. Alcott ... 64 

 Some Glacial Wash-Plains of Southern New England. By J. 



B. WooDWORTH. Maps 71 



Selections from a Note Book of Manasseh Cutler, Entitled "A 

 Description of the Animals in North America Taken from 



Actual Observation." 120 



(ill) 



