DEPARTMENT OB^ INSECTS. 233 



In the Hymenoptera the whole collection has been rearranged with 

 the aid of Mr. William H, Ashmead for the aculeate and parasitic fam- 

 ilies, and with the aid of Mr. C. L. Marlatt for tlie TenthredinidiV, The 

 order occupies about 370 boxes. 



The Arftchnida have been arranged with the aid of Mr. K. Banks. 

 The collection containB 325 Korth American and 100 exotic species. 

 Like the JMyriopoda these specimens are preserved in alcoholic vials, 

 fastened on blocks, and arranged in large cabinet drawers. The North 

 American Myriopoda have also been rearranged. This collection, in- 

 cluding the Bolhnan collection, bought by the Museum last year, ranks 

 as the largest in existence and contains 100 named si)ecies in 325 alco- 

 holic vials, arranged in twelve large drawers. 



During the j^ast year 12,000 s])ecimens, at a rough estimate, have 

 been ad<led to the collection. 



The last catalogui^ entry for June, 1890, is 572 and for .lune, 1801, is 

 746, 



The entire collection was examined during the month of June in 

 search of museum pests, and was found in a highly satisfactory condi- 

 tion. 



