﻿122 ÄÄ$ 雜誌 第 参 卷第參 *四號 



NEW OR LITTLE-KNOWN CRANE-FLIES FROM 

 JAPAN. Part I. 

 (Tipulidae, Diptera) 



By Charles P. Alexander, Lawrence, Kansas. U. S. A. 



The new species described in this paper were kindly sent to 

 me by Mr. Akio Nohira to whom my thanks are due for this as 

 well as other kindnesses in the past. Unless stated otherwise the 

 material was collectred by Mr. Nohira. The specimens are in the 

 collection of the author. 



Subfam. .LimnobiinsB 

 Tribe Limnobiini • 

 Dicranomyia depauperata, n. sp. 



Male, 一 Length, 5 mm. ； wiiw, 6.6 mm. 

 Female. 一 Length, 6.2 mm ； wing, 7.8 mm. 



Rostrum and palpi pale yellowish brown. Antennae with the 

 scape yellow, the flagellum pale yellowish brown. Head yellow. 



Thorax dull yellow with distinct greenish reflections, especial- 

 ly on the dorso-pleural membranes and near the coxae. Kälteres 

 with the stems greenish, the knobs darker. Legs pale with the 

 femera slightly greenish, the terminal tarsal segments brown. Wings 

 with the veins and membrane pale, subhyaline ； venation : Sc short 

 ending before tha origin of the arcuated sector ； cell Isx M2 closed ； 

 basal deflection of Cui at the fork of M. 



Abdomen brownish yellow tinged with greenish, the apices of 

 the segments more yellowish. 



It is probable that in life the insect is quite greenish through- 

 out. 



Habitat : Japan 



Holotype, ビ， Kioto, April 18, 19 14. 

 AUotopotype, ^. 



Limnobia avis, n. sp. 



Male. — Length, 125—15 mm. ； wing, 13.5 — 18.5 mm. 



Rostrum and palpi dark brownish black. Antennae pale brow- 



