304 JOURNAL OF ECONOMIC ENTOMOLOGY [Vol. 2 



suckle (Lonicera) and crowds the leaves in very great numbers, 

 causing them to assume. a very unsightly appearance. 



Siphocoryne conii sp. nov. ; Conium maculatum. 



On the flower-stalks and leaves of the hemlock. 



Alate Female 



Head, thorax, cornicles, cauda, tarsi and apices of the tibiae black ; antennae 

 yellowish-green, a little over half the length of the body ; joints 3-6 with 

 sensoria; legs yellow; abdomen bright green; wings penciled over with dots; 

 stigma and veins pale brown ; cornicles black, not very incrassate, slightly ex- 

 ceeding the tarsi in length ; cauda black, pilose, three fourths the length of 

 the cornicles. 



Apterous Viviparous Female 



Green ; body oval, broadest just behind the middle ; antennae yellow, one 

 third the length of body ; joint 3 equals the three following joints in length ; 

 eyes very dark red and small ; legs yellow ; femora and apices of tibioe black ; 

 tarsi yellow ; cornicles black, considerably more incrassate than in the 

 winged form, reaching to tip of abdomen ; cauda paler, four fifths the 

 cornicles ; beak short, not reaching second cox*. 



Length of body (alate) 1.2 mm.; (aptei'ous) 2.75 mm. Length of cornicles 

 (alate) .12 mm.; (apterous) .2 mm. Length of cauda (alate) .09 mm.; ap- 

 terous) .16 mm. Breadth of body (apterous) 1.15 mm. ; wing expanse 4.6 

 mm.; antennal joints (alate) III .2 mm., IV .12 mm., V .12 mm., VI .20 mm., 

 VII .19 mm. 



Parasitized by an Apliidius. 



Macrosiphum sonchella Monell ; Sonchus oleracea. 



M. rosm Linn. ; Rose. 



M. pisi Kaltenbach; Urtica liolosericce and Lathyrus. 



M. calif ornica Clarke; Salix. 



Abundant on tips of willows in April. 



M. sp. ; Lupinus sp. 



M. ortJiocarpus sp. nov.; OrtJwcarpus (owl clover). 



Alate Female 



Pea green ; eyes pink ; joints 3-7 of antennje, tip of beak, distal two thirds 

 of cornicles, tarsi, apices of femora and tibisB black ; thoracic lobes orange 

 brown ; lower side of thorax brown ; autennte slightly longer than the body ; 

 joint I is gray, three times as large as II, which is paler ; joint III is longest ; 

 femora very pale (except the apex) ; tibiae brown; abdomen, head, prothorax, 

 base of cornicles, and cauda bright pea green; cornicles not quite reaching 

 tip of cauda, cylindrical, .7 mm. in length ; cauda, pointed, pilose, .35 mm. in 

 length ; wings long and narrow ; stigma palfe brown ; insertions and subcosta 

 green ; veins deep brown ; beak not quite reaching second coxae ; length of 

 body 3 mm. ; expanse of wings 8.5 mm. ; breadth of body .95 mm. ; antennal 

 joints, III .85 mm., IV .6 mm., V .5 mm., VI .12 mm., VII .8 mm. 



