BIOLOGICAL BULLETIN 



OF THE 



flDarine Biological Xaboratoq) 



WOODS HOLL, MASS. 



Vol. XIII 



August, 1907 



No. 



CONTENTS 



Page 



Ellis, Max M. 



McClendon, J. F. 

 Patterson, J. Tuos. 



FlELDE, ADELE M. 



Child, C. M. 

 Heath, Harold. 



The Influence of the Amount of 

 Injury upon the Rate and 

 Amount of Regeneration iii 

 Mancasellus macrourus ( Gar- 

 man) .... ;.. I07 



The Spermatogenesis of Pandarus 

 sinuatus Say 114 



The Order of Appearance of the 

 Anterior Somites in the Chick 121 



Suggested Explanations of Cer- 

 tain Phenomena in the Lives of 

 Ants ; with a Method of Trac- 

 ing Ants to their Respective 

 Communities 134 



Studies on the Relation betzveen 

 Amitosis and Mitosis, III 13S 



The Longevity of -Members of the 

 Different Castes of Termopsis 

 angusticollis 161 



Published Monthly by the 

 MARINE BIOLOGICAL LABORATORY 



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