FAMILY VI.— LOCUSTID.-E. 



225 



and the eggs of one alternate with those of the other; those 

 of the same row overlap about one-fourth of their length. 

 They are deposited in September, and frequently attract the 

 attention on account of their remarkable regularity. The 

 three illustrations, Figs. 148, 149 and 150 show this insect. 

 The sub-family Pseudophyllinse is represented by a single 

 genus, Cyrtophyllus, Burm. 



GENUS Cyrtophyllus Burmeister (1838). 



It is doubtful whether this genus is found in Minnesota 

 or not, but as it has been captured just south of the state 



Fig. 150. — Microcentrum lauritolia, female ovipositing. After Riley. 



the possibility of its occurrence is not excluded. 



Head large and stout; eyes hemispherical and compara- 

 tively small, vertex spine-liUe; antennae almost twice as 



