Transactions of the Academy of Science of St. Louis 



Vol. XXIV No. 2. 



ECOLOGICAL STUDIES OF THE ENTOMOSTRACA 



OF THE ST. LOUIS DISTRICT. PART I. DIAPTO- 



MUS PSEUDOSANGUINEUS SP. NOV. AND 



A PRELIMINARY LIST OF THE COPEP- 



ODA AND CLADOCERA OF THE 



ST. LOUIS DISTRICT 



C. H. TURNER 



Issued November, 1921 



