50 



PSYCHE. 



[May 1900 



Psyche, A Journal of Entomology. 



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CAMBRIDGE ENTOMOLOGICAL CLUB. 



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The following books and pamphlets are for sale 

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Burgess, E. Contributions to the anat- 

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Hitchcock, Edward. Ichnology of New 

 England. Boston, 1858 .... 1.50 



Scudder, S. H. The earliest winged in- 

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Scudder, S. H. Historical sketch of the 

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Scudder, S. H. The pine-moth of Nan- 

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Scudder, S. H. The fossil butterflies of 

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Scudder, S. H. Tertiary Tipulidae, with 

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Stettiner entomologische Zeilung. J.ahrg. 

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U. S. Entomological Commission. — Fourth 

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MANUAL OF N. A. DIPTERA. 



Manual of the Families and Genera of North 

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