Index to Genera and Species 173 



I. PAGE 



Idiocerus alternatus Fitch 22, 32 



amabilis Ball 15, 22, 31, 34 



formosus Ball 31 



lachrvmalis Fitch 22, 32, 94, 95 



pallicius Fitch 22, 31 



provancheri Van Duzee 32 



subnitens, Sanders & Delong 15, 32 



suturalis. Fitch 32, 34, 94 



Tlnacora malina (Uhler) 21, 79 



Ips guildi n. sp 137, 140 



latidens Lee 138 



longidens Sw 138 



pini (Say) 67, 119 



Ischnorrhynchua geminatns (Say) 21, 22, 61, 62 



K. 



Kelisia axialis Van Duzee 51 



L. 



Labops hirtus Knight 77 



Laccocera vittipennis Van Duzee 21.51 



Leucostuma atra 160 



Lepyronia 4-angularis Say 14 



Liburnia campestris Van Duzee 22, 51 



lutulenta Van Duzee 51 



pellueida Fabricius 51 



puella Van Duzee 51 



Liburniella ornata ( Stal ) 51 



Ligvrocoris contractus ( Sav ) 63 



' diffusus (Uhler) ' 63 



Linyphia marginata Koch 18 



Lophocarenum florens (Camb) 18 



Lopidea media ( Say) ; 22, 78 



Lopus decolor ( Fallen ) 79 



Lygaeus kalmii-angustomarginatus Parsh 22, 59, 61 



Lygidea rubecula (Uhler) 73 



ruTwcula obscura Renter 73 



Lygus alni Knight 74 



approxlmatiis Stal 74 



atritylus Knight • 22, 74 



apical is Fieber 13 



belfrageii Renter • 74 



canadensis Knight ' -^ 



communis Knight 74 



f agi Knight 22, 74 



hirticulus Van Duzee 22, 75 



ostryae Knight • 75 



pabulinus (Linnaeus) 13, 20, 74 



parshleyi Knight 74 



plagiatus Uhler 74 



pratensis 13 



pratensis oblineatus Say 22. 73 



vanduzeei Knight • • 73 



vanduzee ruboclarus Knight 73 



M. 



Macrolophus separatus (Uhler) 20, 77 



Macropsis basalis Van Duzee 22, 32. 34 



canadensis (Van Duzee) 33, 34 



ap 32 



3-maculata Fh 14 



viridis (Fitch) 22, 32 



