﻿THE ENTOMOLOCilCAL MAOAZINC 



21 



last segment with long hairs (ビ) I.ec;.s slender, simple. Wings in the 

 male often shorter than the abdomen, laid upon the abdomen parallel 

 when at rest, venation like that of Syiphus, te ど ulae quite large. 

 We have in our college ro species : 



Table of Species, 



1. Abdomen of the male longer tlian the wing 2 



一 Abdomen of the male shorter than the wing 5 



2. The second abdominal band in the middle interrupted 



•• ogasawarensis n sp. 



一 The second abdominal band in the middle not inlerrupted ... 

 Hirayamae n sp. 



3. Abdominal bands interrupted shibaterisis n sp. 



一 Abdominal bands not interrupted 4 



4. Body in the male at least 8 mm. long 



taeniatus and cylindiicus. 



一 Body in the male at most 6 5 mm. long 5 



5. Scutellum with yellowish hairs, on the hind mamn with few 



fuscous hairs takasagensis n sp. 



T- Scutellum entirely with fuscous hairs 6 



6. The fifth abdominal segment entirely fuscous 



kumamotensis n sp. 



― The fifth abdominal segment on each side with a yellowish spot. 7 



7. Thorax aeneous, with 3 black stripes formosanus n. sp. 



― Thorax dark fuscous, not with distinct black stripes 



diminutus n. sp. 



1. Melithreptus Suzukii Mats, (n sp.) 1)1 I, fig 15,^ 



^. Face and front pale yellow, with a broad middle black stripe, 

 vertex shining black, with black hairs, antennae yellow, with brown 

 arista, which beiiif?- vellow at the base. Thorax aeneous black, with a 

 bluish tinge, in the middle with three longitudinal black stripes, lateral 

 stripes pale yellow, at the shoulders silvery shi!iiii び. Scutellum pale 

 yellow, with brown hairs at the posterior margin. Abdomen dark 

 *The male of Suzuku is unknown to us. Omission of it from this tai)Ie is so unavoidahle. 



