SECTION --OFFICIAL PUBLICATIONS OF THE U. S. ENTO- 

 MOLOGIST. 



The entomological publications included in this exhibit do not rep- 

 resent a full list of the reports, bulletins, circular-, etc., issued by the 

 Division of Entomology or by the U. S. Entomological < Commission, but 



only so many of these as are obtainable at the present time. A num- 

 ber of the earlier reports are entirely exhausted, and it was found im- 

 possible even to get sample copies for exhibition purposes. Some of 

 the later publications, which are represented in the collection, are also 

 out of print. The collection includes the annual reports of tin* (". 8. 

 Entomologist (author's editions) for the years 1882 to 1891, inclusive : 

 report on the insects injurious to the sugarcane; on insects affecting 

 the orange : catalogue of the New Orleans Exposition : reports on the 

 Horn Fly and on the OxBot; circulars 1 and 2; Insect Life, the peri- 

 odical bulletin of the Division of Entomology, Volumes i to iv. inclusive, 

 with sample copies of Volume V ; the bibliography of economic ento- 

 mology, including the writings, of B. I). Walsh and C« V. Riley; report 

 on cotton insects (Comstock); and the following bulletins of the Divi- 

 sion of Entomology. Nos. 1 to 30, inclusive, lacking 2 and .'5: 



ili Report of Experiments, Chiefly with Kerosene, upon the Insects Injuriously 

 Affecting the Orange Tree and the Cotton Plant. 

 1 Reports of Observations and Experiments in the Practical Work of the Division 

 (1884). 



(5) Descriptions of North American Chalcidida;, by 1.. < >. Howard. 



(6) The Imported Elm Leaf Beetle. 



(7) The Pediculi and Mallophaga Affecting Man antl the Lower Animals, by Berber! 



< ►shorn. 



(8) The Periodical cicada, by C. V. Riley. 



(9) The Mulberry silkworm, by C. V. Riley. 



(10) Our shade Trees and their [nseel Defoliators, by C. V. Riley. 



(11) Reports of Experiments with Various Insecticide Substances, Chiefly npon 



[nsects Affecting Garden Crops. 

 Miscellaneous Notes on the Work of the Division of Entomology for the S 

 , of L885. 



(13) Reports of Observations and Experiments in the Practical Work of the Division 



(1887 . 



(14) Reports of < Observations and Experiments in the Practical Work of the I >i \ ision 



1887 . 

 The Icerj a or Fluted Scale. 

 16 The Entomological Writings of Dr. Alpheus Spring Packard, by Samuel Hen 

 shaw. 



117 



