52-10 



Proceedings of the American Academy of Arts and Sciences. 



Vol. 52. No. 10. — May, 1917. 



CONTRIBUTIONS FROM THE CRYPTOGAMIC LABORATORY 

 OF HARVARD UNIVERSITY. No. LXXIX. 



NEW LABOULBENIALES, CHIEFLY DIPTEROPHILOUS 

 AMERICAN SPECIES. 



By Roland Thaxter. 



