IOWA ACADEMY OF SCIENCES. 231 



includes spatulatus, ovatus, excultus, superbus and •neomexicanvs. 

 They may be readily separated from the other members of the 

 group by their more definite colors as well as by their distinct 

 genitalia. 



ADDITIONS TO THE FORMER LISTS OF IOWA SPECIES. 



The following list embraces the additions, not included in the 

 preceding notes, that have been made to the Iowa fauna during 

 the past year or two. 



HETEROPTERA. 



Perillus exaptus Say. This handsome species has been taken 

 at Little Rock, Lyon county, and Ames. 



Podisus serieventris Uhl. Ames. 



Oebalus pugnax Fab. This peculiar southern form was taken 

 at Ames in some numbers the past summer. 



Lioderma helfrafjii Stal. A single specimen of this species has 

 been taken by Mr. Ball at Little Rock, Lyon county. 



Alydus conspersus Montandon. This name should replace that 

 of Alydus ater in previous list. 



Neides muticus Uhl, Ames, Iowa. 



Belonochilus numenius Say. Ames; not commom. 



Ilnacora divisa Rent. Ames. 



Phyfocoris colon Say. Ames. 



Coriscus pinictipes Haut. Ames; common. 



Coriscus inscriptus Kby. Ames. 



Pygolampis sericea Stal. Ames; rare. 



Barce annulipes Stal. Iowa City and Ames. 



Ranatra quadridentata Stal. Common; fusca is less common 

 if, indeed, it occurs in the state. 



HOMOPTERA. 



Ulopa canadensiH Van D. Ames; rare. 



Bythoscojjus distinctus Van D. Common on Hackberry at Ames. 



Idiocerus cratwgi Van D. Ames. 



AgalUa novella Say. Ames. 



Pachyopsis rohustus Uhl. Not common. 



Oncometopia Umbata Say. Little Rock and Hampton. 



Tettigonia similis Woodworth. Common a": Ames. 



Diedrocephala angulifera Walk. Ames and LeClaire. 



Gypona scarlatina Fitch. Ames. 



Gypona albimarginata Woodworth. Ames. 



