PSYCHE, 



[Established in 1874.] 



Vol. 5. No. 167-168. 



March-April, 1890. 

 CONTENTS: 



Advertisements ............. 320 



The Corn Delphacid, Delphax maidis. — Williavi Harris Ashmead . . 321-324 

 The Partial Life-history of Pseudohazis eglanterina, with remarks on 



THE LARVAE OF ALLIED GENERA. — Alpheus Spring Packard .... 3^5-327 



The Argynnides of North America. — y. y. Rivers 328-329 



Diary of a Hibernating Butterfly. — Samuel Hubbard Scudder . . . 330-332 



Palaearctic Lepidoptera ............ 332 



New Trap-door Nests of Spiders. — y. H. Emerton 333 



Otiorhynchus sulcatus injurious to plants in Greenhouses in Massachu- 

 setts.—//. A. Hagen 333-334 



Notes on Colias eurytheme and C philodice. — Elison A. Sinytk, yr. . . 334 



Published by the 



CAMBRIDGE ENTOMOLOGICAL CLUB, 



Cambridge, Mass., U. S. A. 



YEARLY SUBSCRIPTIONS, $2. VOLUME, $5. MONTHLY NUMEROS, 20c. 



[Entered as second class mail matter.] 



