STUDIES ON GREGARINES 



Including Descriptions of Twenty-one New Species 



and a Synopsis of the Eugregarine Records 



from the Myriapoda, Coleoptera and 



Orthoptera of the World 



WITH FIFTEEN PLATES 



BY 



MINNIE ELIZABETH WATSON 



Contributions from the 

 Zoological Laboratory of the Uniyersity of Illinois under the direction of 



Henry B. Ward No. 65 



