﻿THE ENTOMOLOGICAL MAGAZINE Vol. II VM 



vein opens near the apex, strongly curved into the first posterior cell, 

 the cross-vein at about y( of the discoidal cell near the base, the bend of 

 the 4th vein with appendage. Abdomen broad, the lateral margin of 

 each segment distinctly ridged . ^ 



Type ― Bidea fasciata Macq. 



The larvae of this genus are not yet known, but they are most pro- 

 bably aphidivorous. 



We have in Japan 3 following species : 



Table of Species. 



1 Abdomen with 3 yellowish bands japonica n. sp. 



― Abdomen with 4 yellowislt bands 2 



2. Thorax bluish, the 2nd band of the abdomen in the female nearly 



interrupted sachalinensis n. sp. 



― 1 horax aeneous, the 2nd band of the abdomen in the female at 



the hind margin emarginated fasciata Maco. 



' 1. Bidea fasciata Macq. ' 



Didea fasciata Macqu art -Suit ä Buff. j. p. 508, Pi. 11, fip-. 11 

 (1834)； CoQuiLLET—Proc. Nat. Mus. U.S.A. XXI, p. 323 (1898). 



Enica Försteri Meiq. Syst. Beschr. Voi. VII, p. 140 (1838). 

 Aeneous. Face pale yellow, with or without a fuscous facial stripe . 

 Cheeks concolorous with the face. Antennae fuscous, the 3rd antennal 

 joint beneath yellowish ； the antennal-process above with a bluish black 

 arch, from the middle of the arch sending a fuscous stripe up to the 

 vertex, the latter being bluish black, fuscous pubescented. Mesonotum 

 on the sides without yellowish spots, the disk pale yellowish pubescented, 

 mesopleura with a broad pale yellowish vertical stripe. Scutellum oliva- 

 ceous yellow, fuscous pubescented, on the sides with yellowish hairs. 

 Wings hyaline, with a pale fulvous shade, veins and stigma brownish. 

 Haltres yellow, the stems brownish. Abdomen black, with 4 yellowish 

 bands, of which the first and 4th bands being interrupted, the 3rd and 

 4th at the hind margins triangulaiy emarginated. Venter with 3 black 

 bands, each in the middle anteriorly produced, the 5th seoment with a 

 fuscous spot. Legs fuscous, the anterior and middle knees, as well as 

 tibiae yellow, the hind femur a'c the extreme apex and the same tibia at 



