Vol. XXvi] ENTOMOLOCICAL NEWS. 159 



portion deeply blackish akwf Mibeotia, ndios, media, lover cnbitiu 

 and nppcr anal vein ; membrane with a great many mim^ black spots. 

 VcnatioQ black, excepting median fnsooos portion of media; oostal 

 area blackish at basal half. gradoaUy becoming paler toward middle, 

 with about ten cross-veins; ptcrostigmatic region bhckish. with one, 

 two^ or rarely three, fuscous vetnleta. Hind wing paler, nearly color- 

 less in anal area, bat blackish in apical and hind mar g ina l areas; ptero> 

 stigmatic region tii^red with foscooa. Venatioa moetly hlnrtrish, bat 

 radios, OKdia and cnbittts arc yellowish at bases, and aaal veins aknost 

 entirely yeUowish ; a Uadcish streak along die opper caUlns and tbrst 

 anal vein. 



Abdomen black, somcwlat brownish on ventral side. In the mole; 

 the ninth a bdominal Mgi i mil rather long; tkt Mntk mach ahoiter; 

 ventral appendages are nearly equilaterally triangnhr in ootline. and 

 are very cloae together. 



Length of body, ii nHB.; of fore wing, ii mm.; of hind wing, lo ram. 



Two specimens (S 9 ), captured by Mr. T. Esald. at Mino- 

 mo, near Osaka, in May, 1914, are in my coUectioiL 



Sialis nikkoenais n. sp. (Text-fiir. 3). 



Head blackish, a little narrower than p ro th or a a, not narrowed pos- 

 teriorly, beset with blackish hairs on the sides; candal half of head 

 with fermginoos streaks and spots; maxIBary and labial palpi fnscoas; 



Protborax black, rather roanded on the anterior angles; meso- and 

 metathorax nearly as large as p rotho t a K . and totally bladdriL 



Legs black, coxae and femora of all the legs covered with short 

 brownish hairs : the first tarsal joint as long as the next two following 

 joints together in caich leg; claws very smaO, piocoos. 



Fore wing sliiMy tinged with grayidi; aaarginal area somewhat 

 DTOwntsn; oasai porxKNi oeepiy vanegaieo wim pioeous dot* espe- 

 cially deeply along veins ; pterostigma rather pj ce on s . Vcmoon W a flr , 

 basal portion of tipper branch of media pale; ii-14 cross-veins in discal 

 area; two very weak cross-veins in pterostigma; a single cross-vein 

 between subcosta and radins. Hind wing slightly tinged with grayidi 

 throu g hout ; pterostigma and apical area of the wing awre or leaa 

 suffused with brownish ; v enati oo mostly blackish or piccous ; nar- 

 rowly pioeons along npper cubitus ; 6-8 cross-veins in costal area. 



Abdomen fnsooos gray; the ninth ventral segment very short; the 

 tenth segment short, yellowish and minutely spotted with piceoos. 

 Paired ventral appendages very large, nearly deltoid in shape when 

 seen from below. 



Length of body. ^ 15. 9 17 mm.; of fore wing. ^ 12. 9 14 mm-: 

 of hind wing. ^ 11. 9 13 mm. 



