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a 蟲舉雜 誌 第 參卷第 '袞號 



2. Episyrphus fallaciosus Mats, fn.sp.) 丁， fig. 8 ん） 

 Somewhat resembles to E. balteatus Deg. 



^ Aeneous black. Face whitish, concolorous pubescented ； oval margin 

 and cheeks aeneous black, grayish pruinose. Antennae pale yellowish 

 brown, above the insertions each side with a fuscous dot, being bridged 

 by a shining fuscous arch. Front and vertex fuscous, dirty yellowish 

 pruinose, vertex and a stripe down to the front not pruinese. Thorax 

 aeneous black, with 2 grayish longitudinal stripes, on the sides grayish, 

 pale fulvous pubescented. Scutellum dirty yellow, b】ack pubescented, 

 on the hind margin mitipling" some yellowish hairs. Wings hyaline, veins 

 fuscous, stigma fulvous. Calypteres and balteres grayish white, the 

 latter with pale yellowish knobs. Abdomen bluish black, with some 

 purple shade, with 7 yellowish bands ； the first band only distinct on the 

 sides, the 2 ad interrupted and not reaches to the lateral mar^in, the 3rd 

 and 5th narrower, being situated at the anterior margin of the 3rd and 

 4th segments respectively, not being interrupted, reaching- to the lateral 

 margin ； the 4th and 6th bands each in the middle somewhat emarginated 

 posteriorly and not reaching to the lateral margin ； the 7th at the base 

 of the 5th segments each on the hind margin narrowly yellow, short 

 fuscous pubescented, minorling some pale yellowish hairs anteriorly. 

 Venter yellowish, in the middle with an indistinct fuscous stripe, on the 

 sides fuscous spotted, pale yellowish pubescented. Legs yeilow, the hind 

 tarsus, except the metatarsus, fuscous. 

 Length ― ^ 10 mm. 



Hab. ― Honshu, Kiushü; 3 ^ specimens collected by Messrs. H. 

 HiRAYAMA (Tokyo) and H. Kawamura (Kiimamoto). 



3. Episyrphus cinctellus Zett. 



Syrphus cinctellus Zett. , Dipt. Scand. II. 752, 45 (1843): Schin. 

 Faun. Austr. Dipt. p. 313 ( 1S62). 



ijrolden green. Face yellow, pale yellow pubescented, above the 

 antennae with a shining black spot, vertex and front fuscous, the latter 

 yellowish pruinose, brownish pubescented. Thorax very shining, short 

 fulvous pubescented, on the sides grayish, pleurae and pectus grayish, 



