﻿THE ENTOMOLOGICAL MAGAZINE, Vol. III. Pt. I. 21 



distinctly pubescented. Cheeks below the eyes much broader. Abdomen 

 elliptical, along the side margins with many long hairs. 

 Type ― Eusyrphus cingulatus n. sp. 

 We have in Japan only one species. 



1. Eusyrphus cingulatus Mats. (n. sp.) 

 Fuscous. Face fulvous, facial stripe, oval-margin and cheeks fuscous, 

 concolorous pubescented. Antennae black, the 3rd joint grayish pruinose. 

 Compound eyes grayish pubescented. Front fuscous, grayish pruinose, 

 long fuscous pubescented. Vertex fuscous. Thorax densely pale fulvous 

 pubescented, on the sides hairs being paler. Scutellum dirty yellow, on 

 the lateral bases aeneous black, with a bluish shade, pale yellowish pub- 

 escented, mingling a few fuscous hairs. Wings hyaline, veins fuscous, 

 stigma fulvous. Calypteres whitish, halteres yellow, the knobs somewhat 

 infuscated. Abdomen oblong, with 3 grayish bands, all being interrupt- 

 ed in the middle, of which the flrst band being very widely interrupted 

 and becomes a mere spot on each side, the 2nd and 3rd transversely" 

 wrinkled, the both not reaching to the lateral side, and near at the 

 anterior margin of the respective segment, the 4th and 5th each on the 

 hind margin narrowly grayish yellow ； black, yellowish and whitish lonp" 

 pubescented, hairs on the sides being much longer. Hypopygium black, 

 large, but not globular. Venter fuscous, a middle fascia and lateral spot 

 testaceous, grayish pubescented. Legs fuscous, knees and the first 2 

 tibiae (except the middle part) largely fulvous. 

 Length 一 (f 9.5 mm. 



Hab ― Hokkaido (Saoporo) ； i ^ specimen collected at the latter 

 part of April by Prof. S. Matsumura. 



Syrphus F. 



Fabricius 一 Syst. ent. p. 278 (1775). 

 Head semispherical, broader than the thorax. Face vertical, yellow 

 or whitish yellow, with or without black stripe, the facial tubercle lower 

 or higher than the level of the anteniial-process. Antennae shorter than 

 the head, porrect, the 3rd joint oval, compressed, mostly longer than the 

 first and 2ncl taken together, the arista near the base on its back, much 



