LOZi >PF.RID^E—EUPa-:CILIA. 299 



13. E. alismana. llnijonot; udana, G-n.?\ griseana, 



Hav.! — Expanse § to h inch (9-12 mm.). Head brownish 

 white ; fore wings rather broad, blunt, dull brownish-white 

 with an umbreous central band. 



Antenna; dull purplish-brown ; palpi and head dull 

 ochreous ; thorax cloudy ochreous; abdomen grey-brown. 

 Fore wings broad, rather blunt ; costa nearly straight ; ajie.x 

 squared ; pale olive-ochreousor brownish-white much dap])led 

 with faintly darker clouds ; one of these appears as a 

 sharply angulated basal blotch ; central band moderately 

 broad, not very oblique, dull olive-brown ; towards the apex 

 is a small similar costal spot — or two dots — attached to 

 olive-ochreous clouds ; cilia dull pale-ochreous. Hind wings 

 smokj- purplish-brown, cilia pale. Female similar. 



Underside of the fore wings dark smoky brown ; costa 

 dotted with yellow ; cilia pale yellow. Hind wings smoky- 

 white. 



Variable in size, otherwise pretty constant. 



On the wing from June till August, in a single generation 

 emerging at intervals for three months. 



Larva moderately plumjD and rather thickest in the 

 middle ; dull yellowish-pink, or pinkish-brown, greyer 

 towards the head ; dorsal line faintly greyish-brown ; raised 

 dots shining, hardly visible ; hairs very minute ; head and 

 divided dorsal plate brightly black-brown ; and plate pale 

 brown. 



September and October, on Alismu planttujo; feeding 

 within the flower stem, down into the main stem of 

 the i^lant, eating the pith and leaving its frass scattered 

 irregularly along the burrow. Here it spins a slight 

 cocoon of grey silk, after gnawing the stem nearly through 

 for emergence and completes its transformation within the 

 burrow. 



PrPA slender ; wing and limb covers shining pitchy- 

 brown ; abdomen more dull brown; segments with rows of 



