78 KANSAS UNIVERSITY SCIENCE BULLETIN. 



Order PLECOPTERA. 

 Family Perlid^e. 



(With few exceptions, which are denoted in each case, the Douglas 

 county, Kansas, specimens were collected at electric light on bridge across 

 the Kansas river at Lawrence. ) 



Acroneuria ruralis Hagen. Kansas, Douglas county; July. 

 Perla ephyre Newm. Kansas, Douglas county; July, at electric light in 

 town, away from river; August, found resting in daytime, 

 flavescens Walsh. Kansas, Douglas county; last week of June, at 

 electric light one mile from river; July, found resting in daytime, 

 and July, at electric light on bridge, 

 lurida Hagen, Kansas, Douglas county; July. 



xanthenes Newm. Kansas, Douglas county; July, at electric light in 

 town; August, at electric light on bridge. 

 Perlinella placida Hagen. Kansas, Douglas county; July. 

 Perlinella, species probably new. Kansas, Douglas county; August, found 

 resting in daytime more than a mile from the river. 

 In his report on this, Professor Needham says: "I agree it is a new 

 species, but it is not in fit condition for description; the ventral lamina 

 of the female is important above most characters, and it is not visible 

 in this specimen." 

 Pseudoperla occipitalis Pict. Kansas, Douglas county; July. 

 Chloroperla bilineata Say. Kansas, Douglas county; May. 

 Alloperla imbecilla Say (also determined as pallidula Banks). Colorado, 

 Cheyenne canyon, near Colorado Springs; July. Also swept from bushes 

 at edge of stream in Stratton park, below entrance to Cheyenne canyon; 

 August. 

 Capnia pygmaea Burm. (Specimen badly damaged, but evidently this 

 species.) Kansas, Douglas county; April, on bank of Kansas river. 



Order ODONATA. 



(The arrangement advanced by Mr. E. B. Williamson in "The Dragon- 

 flies of Indiana," Twenty-fourth Annual Report of the Department of 

 Geology and Natural Resources of Indiana, is here adopted so far as is 

 therein denoted for this order.) 



Family Calopterygid.e. 



Calopteryx maculata Pal. de Beauv. Kansas, Douglas county; June, twi- 

 light, a wanderer on University hill, evidently settling down to pass the 

 night. 



Hetserina basalis Hagen. Kansas, Douglas county; August, at Wakarusa 

 river. 



Family Agrionid^. 



Lestes forcipatus Ramb. Kansas, Douglas county; May, at night, 

 rectangularis Say. Kansas, Douglas county; August, 

 unguiculatus Hagen. Kansas; June, in timber along Kansas river; 

 August, in town. 



Argia agrioides Calv. Colorado, Colorado Springs; July, 5915 feet; Au- 

 gust. 



