CONTENTS OF THIS NUMBER. 



Malloch, J. R. — A Revision of the Species in Agro- 



myza Fallen, and Cerodontha Rondani. (Diptera). 269 



Metcalf, Z. p. — The Wing Venation of Fulgoridse. . 341 



WiCKHAM, H. F. — The Princeton Collection of Fossil 



Beetles from Florissant 359 



Morgan, Anna H. — A Contribution to the Biology of 



May-Flies 371 



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