58 The Ohio Journal of Science [Vol. XVIII, No, 2, 



turbinate involucre linear-lanceolate, keeled, green on the 

 back, appressed, imbricated in 4-5 series, the inner obtuse, the 

 outer acute. Pappus bristles in two series, tawny. Achenes 

 silky. In dry or rocky soil. July to October. Adams, 

 Hocking. 



SOME OHIO HETEROPTERA RECORDS. 



W. S. Adkins, 

 Department of Anatomy, University of Illinois, Chicago. 



I am under obligations to Mr. W. J. Gerhart for the use of 

 his collection and for other assistance; Mr. H. H. Knight 

 has kindly determined some of the Miridse; and my thanks are 

 due to Miss Mildred M. Constiner for assistance in collecting. 

 The year is 1917 when not otherwise stated. 



Family Scutellerid/E. 



Thyreocoris nitiduloides (Wolff). Springfield, August 11. 

 Thyreocoris pulicarius (Germar). Springfield, August 11; Yel- 

 low Springs, August 14. 



Family Pentatomid.e. 



Peribalus limbolarius Stal. Lagonda, August 16; Springfield, 

 August IS; Trenton, September 26; Cincinnati, May 3. 



Trichopepla semivittata (Say). Cincinnati, May 3; Springfield, 

 August 20. 



Mormidea lugens (Fabr.). Springfield, August 11, 13, 22 

 (grasses). 



Euschistus euschistoides (Voll.) Springfield, August 15 (nymph) 

 17, 23 (on catnipj, June 18, 1916; Trenton, September 

 15, 16, 27 (nymphs). 



Euschistus tristigmus (Say). Springfield, August 14-15 (nymphs 

 abundant). 



Euschistus variolarius (P. B.) Springfield, August 11-26; La- 

 gonda, August 16; Springfield, June 18, 1916; Cincinnati, 

 May 3 (mullein). Trenton, September 26. 



Coenus delius (Say). Yellow Springs, August 12 (spearmint). 



Hymenarchys nervosa (vSay). Springfield, June 18, 1916. 



Neottiglossa sulcifrons (Stal). Springfield, August 11. 



