131 



Scudder, Boat. Jour. Nat. Hist., VII., 1862, 452. 

 Id., Proc. Bost. Soc. Nat. Hist., XI., 18G8. (Note 



of set to music.) 

 Id., Am. Naturalist, II., 1808, 117. (Note of set 



to music.) 

 Id., Distrib. Ins. in N. Hamp., 1874, 368. (Note of 



set to music.) 

 Id., Rep. Ent. Soc. Ont., XXIII., 1892, 73. (Note 



of set to music.) 

 Rathvon, TJ. S. Agr. Rep., 1862, 382. 

 Smith, Orthop. Maine, 1868, 145. 

 Thomas, Geol. Surv. Wyoming, 1870, 269. 

 Packard, Guide to Stud. Ins., 1883, 567. 

 Riley, Stand. Nat. Hist., II., 1884, 187. 

 Bruner, Bull. Washb., Coll. Lab. Nat. Hist., I., 1885, 



129. 

 Comstock, Int. Entom., I., 1888, 114. 

 Smith, Ins. of N. Jersey, 1890, 411. 

 Id., Bull. Ag. Coll. Exp. Stat. N. Jer., No. 90, 1892, 



5,22,31, fig. 13, pi. II. 

 McNeill, Psyche, VI., 1891, 25. 

 Osborne, Proc. la. Acad. Sci., 1892, 118. 

 Xiphidium vulgare, Fernald, Orth. N. Eng., 1884, 24. 

 Xiphidium fasciatum, Thomas, Trans. 111. St. Agl. Soc, V., 1865, 444. 



(Not X. fasciatum, DeGeer.) 



Xiphidium agile, Redtenbacher, Monog. der Conoceph., 1891, 186. (In 



part.) 



A medium sized, robust species, with the general color green or light 



reddish brown. Face light green or light brown without fuscous marks. 



The occiput and disk of pronotum with a reddish brown band, widening 



on the latter, where it is often, especially in the male, bordered on each 



side with a darker line. The male (as in most of our species) with two 



short, black dashes on each wing cover, the four forming the angles of an 



assumed square, enclosing the tympanum. The legs usually pale brown, 



the tarsi dusky. Pronotum long, its posterior lobe but slightly, if at all, 



upturned above the plane of the anterior, its hind margin broadly rounded. 



Tegmina reaching to or very slightly beyond the apex of hind femora, 



and equalling or very little shorter than the wings. Cerci of male rather 



