THK CANADIAN ENTOMOLO(;iST 207 



antennal coloration, the flagellar segments being alternately dark 

 and light-coloured; segments, 4, 6, 8, 10 and 12 are whitish, the re- 

 mainder of the antenn;r brown. The wings ha\e a large spot at the 

 base of Cu and the venation is not as figured In- de Meijere. (Com- 

 pare fig. 1; pi. III.) 



Female. — Length, 7.ti-S.() mm.: wing. 7.4 mm. 



Vial No. 10.— Tokyo, Japan; .April 2."), 1912. 2 9s. 



Holotype and Paratype in author's collection. 



In Tijd Voor Entomo!., \'o!. 44, p. 27, figs. 14 Ki, de Meijere 

 refers this to Dicranomyia. Howewr. I belie\e his original r<'fer- 

 ence of the species to he the correct onc-this belief based on ven.i- 

 tioiial h\p(>p\-gia! characters. 



Tribe Antochini 



Genus Rhnmphidia iMeigen. 



Rh(im[>ljidia nipponensis. sp. n. 



Rostrum sh.crt; palpi pale; wings h\alinc without darker 

 marks. 



I'Vmalc. — Length, S,;i nun.; wing, 7..S nuu.; midille leg, feuuu', 

 6.1) mm.; tibia, 7 mm.; tarsus, ti.7 mm. 



Female. — Rostrum light brown; labrimi light \ellow ; p.ilpi 

 light brownish-yellow; antenii.r brown, flagellar segmtMits c\lin- 

 drical with short black bristles not exceeding the segment in length, 

 the outer segments not conspicuously narrowed; front, \ertcx, oc- 

 ciput and gen.e dark brown. 



Pronotmn dark brown, mesonotal jjr.escutimi light lirown, 

 with three bro.ul. darker brown stripes, the median cue longest, 

 broadest, very dark brown in front; the lateral stripes begin behind 

 the pscudosutural fovea and cross the suture, suffusing the lobes 

 of the scutum; scutum medially light brown, on margins yellow- 

 ish-brown; scutelluni lirown, margined with xellowish; postnotum 

 brown. Pleuric brownish-yellow, suffused with brown on portions 

 of the mesopleurae; mesosternum brown. Halteres light yellow, 

 knob slightly darker, brown. Legs: coxa? light yellow, tipped with 

 pale brown; trochanters yellow; femora yellowish-brown, rather 

 clearer yellowish basally; tibiic brown, tarsi brown, terminal seg- 

 ments rather darker. Wings, hyaline or nearly so; veins brownish 



