1064 



FAMILY XL. — CORIXID^E. 



Corium- - - 



Membrane 



Strigil 



Plate XII. Structures of Corixid.*;. 



Fig. 1. A ictocori.ru iutrrru pta (Say) with right elytron removed and lineations 

 of t he left one omitted, to show structural parts of a Corixid. Figs. 2 — 4. right elytron 

 of Arrtocori.ru showing coloration; 2, of A. kauiicottii (Uhl.) ; 3, A. lucida Abb.; 4, 

 A. ornuta Abb. Figs. 5 — 19, Front tarsus of male Corixids, showing pala and palar 

 pegs ; 5, of Arctocori.ro interrupta (Say) : 6, A. nitida (Fieb.) ; 7, A. kcnnicottii (Uhl.) ; 

 8, A. hurrisii (Uhl.) ; 9, .4. lucida Abb.; 10, .4. ornata Abb.; 11, .4. alternata (Say) ; 

 12, A. parshleyi Abb.; L3, .4. seriata Abb.; 14, .4. trilineata (Prov.) ; 1">, .4. compressa 

 Abb.; 16, Callicorixa prwusta (Fieb.); 17, Arctocorixa scabra Abb.; 18, Corixa ver- 

 ticaiis (Fieb.) ; 19, Palmacorixa buenoi Abb. 



(After Abbott in Hemiptera of Connecticut). 



