1 4 ti'. f )■— 1 1 ■-(- '-If; S'-f Ä ffi * * ». •f* I - W -C 



latter at the hind iiiarijin sumewht int'uscated, thu 2nd furcal at the middle of the 

 first. Abdomen much lousier tlian the head and th')rax combined; cornicles ion^, 

 strongly dilated in the mitl<lle. fuscous, at the basal lialf paler; cau(Ja paler, about 

 1/3 the length of the cornicle. 1 ,egs greenish, femora and tibiae at the apice.s and 

 the tarsi, fuscous. 



Length — 5.; mm.; e.Kp. 15 mm.; antennae 7 !iim.; cornicles 0.8 mm.; cauda 

 0.3 mm. 

 Apterous \ivip.uous fcmde— Differs from the winged viviparous female as 

 follows : 



.15od)- o\'al, at both" ends acuminated. The ^rjl antennal joint with about 6 

 sensoria on the outer side. Cornicles iianower ir. the mitldle, at the apices fuscous; 

 Cauda somewhat broader and shorter. Apices of the tibiae and the tarsi, fuscous. 



Length — 4.5 mm.; antennae 6 mm.; cornicles 0.5 rum.; cauda O.25 mm. 



Hab. — Hokkaido (Kushiro); collected by Mr. T. Okuni. 



K. V. — Dryoptcris dilata : on the under side of the leaves. 



Nom. jap. — Warabi-tokkiticabiira. 



20. Phorodon viburni n. sp. 



Winged viviparous female — Bod)' brownish, cn-al. Antennae somewhat longer 

 the body, the antennal-process on the innerside with a large wart-like projection, 

 the 3rd joint with about 12 small sensoria on the outer side, the 4th and 5th 

 subequal to the 3rd and 4th taken together. Wings witii a light fuK'ous tinge, 

 veins brownish, stigma grayish, 2nd furcal rathci' nearer to the apex of the lirsl. 

 Cornicles long, nearly as long as the middle femur. Cauda conical, at the base 

 somewhat as broad as the cornicles. Legs concolormis with the body, femora at 

 the apices somewhat infuscated. 



Length — 1.5 nmi.; ex]). 5.5 mm.; antennae 1.8 mm.; cornicles 0.4 mm.; cauda 



O. I 2 nun. 



Pupa — Differs from the winged \'i\'iparous female as follows : 



The tubercles of the antennal-process and the first joint more conspicuous, 



the 3r(l joint with a few indistinct sensoria on the outer side, the 4th somewhat 



shorter than the 5th, the 6th nearly as long as the other joints combined ; ante- 



rliinarial about 7 times as long as the ]3ostrhinarial. Wing-sheath reaches not to 



