COKTENTS. 



Pag*. 

 The Development of the Wings in the Lepidoptera. By William Fairfield 



Mercer, i 



Notes and Descriptions of Ortalidse. By D. W. Coquillett, 21 



On the Larvae of Atomacera and some other Sawflies. Hy Harrison G. Dyar, . . 26 



A New Zygsenid from Arizona. By Harrison G. Dyar, 32 



Notes on Larvae of Lepidoptera. By Mks. E. M. Swainson, 32 



Preliminary Notes on the Larvae of the Genus Arctia. By Harrison G. Dyar, . 34 



Additional Notes on Trypetidae. By R. W. Doane, ... 47 



Proceedings of the New Tork Entomological Society, 49 



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