1S3 



Aug. 23 (No. 146) ; and on flowers of the swamp milkweed, A. in- 

 carnata (Sta. I, d), Aug. 9 (No. 12). 



Nymphalid^ 



Argynnis idalia Drury. Idalia Butterfly. 



This species was taken from the flowers of the swamp milkweed, 

 A. incarnata (Sta. l,d), Aug. 12 (No. 37). 



Anosia plcxippus L. Milkweed Butterfly. (PI. XLVI, fig. 3.) 



This common butterfly was abundant upon the prairie at Sta- 

 tion I. It was observed copulating on willows at Sta. I, d, Aug. 9. 

 and when on wing was able to carry its mate, whose wings were 

 folded. It was observed on flowers of the thistle Cirsiiini discolor 

 at Station I (No. 155). 



Lyc/t:nid.e 



CJirysoplianiis tlwe Boisd. & Lee. Thoe Butterfly. 



This butterfly was taken on flowers of the rattlesnake-master, 

 Bryngiuni yuccifoUiim, on the Loxa prairie (Sta. II) Aug. 13 



(No. 55). ' 



The caterpillar feeds upon smartweeds (Polygonum) and dock 

 (Riimcx) , and also upon prickly ash, Zanthoxylum. 



Sphingid.^ 



Heniaris diffinis Boisd. Honeysuckle Sphinx. 



This hawk-moth was taken upon flowers of the swamp milkweed. 

 A. incarnata (Sta. I, rf), Aug. 12 (No. 32), and by T. L. Hankin- 

 son July 3, 191 1, at Station I (No. 7655). This moth flies during 

 bright daylight. The caterpillar lives on bush honeysuckle, snow- 

 berry, and feverwort. 



Arctiid.e 



Amrnalo eglenensis Clem, or tencra Hiibn. 



This caterpillar was taken on dogbane, Apocyniim medium, on 

 the Loxa prairie (Sta. II) Aug. 13 (No. 53). 



Bglcncnsis is reported to feed upon Asclcpias tuhcrosa and 

 Apocynum. 



NOCTUID/T] 



FJiodophora gaurcu Sm. and Abb. 



This interesting larva was not taken at Charleston, but on the 

 prairie near Vera^ Fayette county. 111., on Gaura biennis Sept. i 

 (No. 186). This specimen was determined by W. T. M. Forbes. It 



