NcMUn. ItlCVORT ON JAPAXICSE DIPTKRA—COQUILLETT. -j'il 



deiiselj' covered with appiessed white liairs; .scutelhim greenish-bhick, 

 its iipex broadly light yelh>w. Abdomen on tlie (list segment bhick, 

 in the nii(bne niurUed with a light yeUow fascia widely .separated IVoin 

 the lateral margin ; nnnainder of abdomen yellow, a black fascia on the 

 second scgmcsnt behind tlic middle, extending to the i)osterior angles 

 but not reaching the lateral mai'gins; middle and posteiior margins of 

 the third segment and the whole of the fourth brownish-yellow. Ijcgs 

 yellow, middle of the posterior femora and tibiae, black. Wings 

 hyaline, the stigma pale gray, llaltcres yeHow. 



Female: Differs from the male as follows: Front i)olished, gr(;cnish- 

 black, the sides oi)a( pie, gray pruinosc, a black vitta in middle of face 

 (antennae wanting in the single specimen under examination). Abdo- 

 men with a black fascia on the posterior margin of the third segment, 

 l)roduced forward in the middle wluM'ii it (;rosses the segment, that on 

 the second segment occupying more than its [)08terior half. Hind legs 

 destitute of black bands. 



Length, (I mm. One specimen of (;ach sex (No. 725). 



Type.—^o. ;;090, U.S.N.M. 



• 

 MELANOSTOMA MELLINA Linnaeus. 



Muaca mclliua \Ann\V.X'^, Kiiiiuiii Siii't;., ITtil, p. 1821. 



Six males and seven females (No. <)7H) agreeing in all respects with 

 siK'icimens from the United Staters. 



SYRPHUS SP:RARIUS Wiedemann. 

 Si/ri)lnin HerariiiH Wikdiiman.N, Aiis. /weif. Ins., iKM), I, |». 12K. 



Three males and two females (No. 072) agreeing well with the 

 description, which wasfounde<l on S])ecimen8 from (Jhina. 



SYRPHUS RIBESII Linnaeus. 



^fll>^(la rihf.Hii ]j\NS\h)Vti, l-'iiiiiiii Slice, 17(il, |i. iSUi. 



Two males (No. (574) agreeing in all n^spects with s|)ecimens from the 

 United States. 



SYRPHUS ARCUATUS Fallen. 



Siac.ra (irciiala 1''ai.i.kn, Dijit. Siioi'., iXKi, p. 12. 



Seven males (No. 074) agreeing in all respects with specimens from 

 the United States. It has previously been I'eported from .Japan by 

 Motschulsky.' 



SYRPHUS COROLLAE Fabricius. 



Si/rpliax cofollac Fahiikui'," Kiit. Syst., 17!M, IV, p. IJOd. 



A female specinjen (No. 071) which agrees very well with specimens 

 from Europe. 



I Bull. Hoc. Imp. Nat. Mohcou, 1«(>»), I't. 1, p. 183. 

 Troc. N. M. vol. xxi 21 



