IV 



Descriptions of certain species of Diurnal Lepidoptera found 

 within the United States, figured in Doubleday's Genera, but 

 undescribed 221 



Fay, H. T. - . 



On Winter Collecting 194 



GrROTE, Aug. R. 



Additions to the Catalogue of U. S. Lepidoptera . . . 218, 345 



Horn, Geo. H., M. D. 



Notes on the Habits of some Coleopterous Larvae and Pupte 28 



Observations on the habits of some Coleopterous Larva? & Pupae 43 



Description of some new North American Coleoptera . . . 187 



LiNTNER, J. R. 



Metamorphoses of Ceratomia quadricornis, Harris .... 286 



Norton, Edward. 



Notice of several new species of Tenthredinidae .... 143 



A description of several new Hymenoptera 198 



On the synonyms of Cimbex Americana 201 



Catalogue of our species of Ophion, Anomalon, Paniscus and 



Campoplex ^ 357 



OsTEN Sacken, Baron R. 



On the Cynipidai of the North American Oaks and their Galls 47 



Description of some larvae of North American Coleoptera (PI. 1) 105 



Characters of the larvcC of Mycetophilida? (Plate 2) . . . 151 

 Additions and corrections to the paper entitled: "On the Cy- 



uipida) of the North Ameri-cau Oaks and their Galls" . . . 241 



Lasioptera reared from a gall on the golden-rod . . . . 368 



Ridings, James. 



Description of a supposed new species of JEgeridae from Vir- 

 ginia, and observations upon Papilio Daunus, Boisd 277 



Uhler, p. R. 



Descriptions of a few new species of Hemiptera, and observa- 

 tions upon some already described 21 



Walsh, Benj. D.,.M.x\. 



On the genera of Aphid;x> found in the United States . . 294 



