MILESIA. 257 



margine non bene determinato. Areola subapicalis Integra, basi ad 



apicem latescens ; lobus axillaris distinctus ; vena; costalis et radialis 



ad marginem disjunct^ ; vena transversa praebracliialis trans medium 



areolee discalis locata. 



Cylindrical. Head semicircular, compressed in front ; epistoma 

 contracted ; peristoma oblong, straitened in front, inclined upwards. 

 Proboscis nearly vertical, not longer than the head. Labrum robust, 

 semicylindrical, obliquely truncate at the tip, which is bifid, and has 

 three little teeth. Lingua acute, not so long as the labrum. Maxillaa 

 small, compressed, subulate, about half the length of the palpi. Palpi 

 membranaceous, hairy, clavate, curved upwards, longer than the 

 labrum. Labium cylindrical, membranaceous. Antenna five-jointed, 

 porrect, nutant, seated on an almost cylindrical petiole, jointly shorter 

 than the breadth of tlw head ; first and second joints small ; first cylin- 

 drical ; second short, cyathiibrm ; third large, nearly round ; fourth 

 extremely small, seated on the third near the base', fifth long, bare, 

 setiform. Thorax simply pubescent, somewhat convex, with an unde- 

 fined edge. Wings lanceolate, finely pubescent, incumbent and parallel 

 in repose ; suuapical areolet entire, gradually widened from the base out- 

 ivards ; axillary lobe distinct ; subcostal and radial veins ending sepa- 

 rately in the margin ; transverse prabrachial vein placed beyond the 

 middle of the discal areolet. Alulae small, partly covering the halteres, 

 which are small. Abdomen cylindrical or elliptical ; first segment 

 short ; fifth small, almost concealed. Legs rather stout ; hind legs 

 rather long ; hind tibia? curved, slightly compressed. 



Male. Eyes nearly contiguous ; facets of the fore part a little larger 

 than those elsewhere. 



Fern. Eyes parted. 



The larvae of some species live in the mould of decayed wood. 



1. speciosa, Fb. s. a. 188. 6 (1804) ; LI. ; Pz. ; Mg. ; Ct. ! b. e. 

 44. J^nea, fulvo-hirta, subtus nigra, antennis runs, thoracis lateribus 

 anticis albo-fasciculatis, alis limpidis ad costam fuscis, pedibus fulvis, 

 femoribus nigris. Long. 8 ; alar. 1 4 lin. 



/Eneous, black beneath. Front, face, and epistoma tawny, shining. 

 Antennae pale red. Thorax with a white scapula on each shoulder, 

 and with a tuft of yellow hairs on each side near the base of the wings. 

 Wings colourless ; a pale brown streak extending from two-thirds of 

 the length to the tip, where it becomes broader and darker ; stigma 

 tawny; veins clouded with tawny. Alulae white. Halteres tawny. 

 Legs bright tawuy ; femora black, with tawny tips. 



June. New Forest, Hampshire ; frequents the flowers of 

 Euphorbia amygdaloides, Wood Spurge. (E.) 



VOL. i. 2 L 



