14 ItYDHHI TAKAIJASIII: 



4tli slightly imbricated ;it tlio tip, witlumt sensiila; Uls otii imbricated; tlio 

 rolutivo length . .f j. .ints as f.ill.ms : III— 14-1, IV~11(J, V— 100, VI— 27 + 155. 



Rostrum rtsvching the middle eoxio. C'oruicliss cyliudrical, very long and 

 slendov, broadest at the base, gi'adnally tapeiing, imljricatod, a little reticulated 

 <at tlu> tip, (5.5 times as long :us wide, about twice as long ;us the canda. 



CiiutLi liU'ge, eusifonu, \\itli 3 pairs of lateral bristles. Legs long and 

 slender, with numerous niod(!rately long set:e, toi'si normal. 



Length of body — :3.5 mm. Cornicle — 0.9 mm. 



Antenna — 4.1 mm. 



Host. — Bvhus "p , atbw:kiug the yi>ung shoots and leaves. 



Distiibution. — F( )rmosa (Kwanshirei). 



Macrosiphum granarium (.Kirby) 

 (J'l. Niri, A, figs ()— 8) 



MucyoslplMm niistxmUd, Takahashi, .Vpliidid:o of lAjrmosa— 1, p. S (1921). 

 A\'ingless viviparous female. 

 (I)escrib(>d from sjiecimeus on Mlsccut/ius sp.) 



Dirty yellowish brown, somewliat pinkish. Eyes dark brown. Autenn:i3 

 and cornicles black. Abdomen black on the doi-sum. Cauda pale yellowish 

 brown. Femora mostly l)lack, with the bast« pil(> ; tibia' pale brown, with 

 black apices; tarsi black. Sjme individuals dirty pale giccn, piukisli ; .slightly 

 diLsky on the dorsum of the alxlomou. 



Body elongately ovate. Head providi'd witli about 8 mcxleratelv long stout 

 bristles \\hich are slightly capitated on the dorsal surface. I'Vontnl tulx;rclos 

 moderately dovelojxHl, slightly con^■ex on the inner side. Autenn;e very long 

 and slender, providi'd with some moderately long setu; which are slightly 

 capit itt'd ; the iJrd joint scarcely imbricated, providi'd with 1 — o s.nall circular 

 sensoria near the l).ise ; the 4th imbricated, lacking seasoria ; the relative 

 lougtli of joints .-us follows: 111- 145, IV— 120, V— 90, VI— 27+140? 

 Itostrum reaching the middle coxic. Tlwrax aud abdomen provided wiOi some 

 rather short luiuv5 wliich are slightly capitatetl on the dorsmu. Cornicles long 

 and slender, cyhndi'ical, somewhat expanded towai\l the base, slighth' nan'owed 

 near the ajxix ui some sixx;hueiLS, imbricated, reticulated uu the apical one 



