(K.x- 



20 tijNeid.e. 



apex ratJier darJcer, with inimerous irregular rather large whitish spots 

 rathe)' sharply defined ; cilia whitish, with some fuscous patches oppo- 

 site the fuscous portious of the hinder margin. Posterior wings pale- 

 grey, with paler cilia. 



A single specimen, in the collection of Mr. Douglas, taken by 

 him at Birch Wood in the spring. 



Genus III. DIPLODOMA. (?{ i (2^' 



DiPLODOMA, Zell. L. E. vii. 333 et 359 (iS52). Lampronia p., Step. 



Caput superne et in fronte hirsutum. Ocelli disthictl pone oculos. 



Antenn?e setace<:e, J" ciliatfe, $ subdentatse. Palpi maxillares nulli. 



Palpi labiales cylindrici pilosi. Abe auteriores, oblongre, mediocriter 



ciliatjB ; anteriorcs : cellula discoidalis venas sex in marginem posti- 



cum emittit, supremam simplicem subapicalcm. $ Jlata, ano lanato. 



Larva saccophora, sacco in indnsiiini inclnso. 



Head above and in front hairy. Ocelli distinct behind the eyes. 

 Antennre setaceous, of the (^ ciliated, of the $ subdentate. l^.Iaxillary 

 palpi none. Labial palpi cylindric, hairy. Wings oblong, with mode- 

 rate cilia. Prom the discoidal cell of the anterior wings six simple 

 veins run into the hinder margin. Feumle winged, with the anus woolly. 

 Larva case-bearing, the case enclosed in an outer covering. 



But one species is known in this genus. 



1. marginepunctella, Step. H. iv. 3.58 (1S35); Zell. L. E. vii. 



J ^- ■^' —siderella, Zell. isis. 1 839 ; H.-S. Tin. pi. 46. f. 31 9. Alls anticis satu- 



D*^' • rate fuscis vix purpurascente tinctis, punctis numerosis dilute luteis, 



quasi in fascias duas, costam versus furcatas, aggregatis, quarum prima 



ad dorsum conspicuore. Exp. al. 5tV lin. 



Head greyish-ochreous, mixed with fuscous. Face fuscous. Palpi 

 fuscous, terminal joint whitish. Antenna; fuscous. Anterior wings 

 dark-fuscous, with a slight purplish gloss, with numerous small pale- 

 yellow spots, which appear to form two fascia^ one rather broad before 

 the middle, and one narrower towards the iunder margin, both are fur- 

 cate on the costa, the anterior api)ears on the inner margin as a con- 

 spicuous spot; cilia dark-fuscous, interrupted with pale-yellowish. Pos- 

 terior wings dark-fuscous, with a slight purplish gloss ; cilia grey. 



Not common. The perfect insect appears in June and July; 

 the food of the larva (remarkable for its doable case) has not 

 yet been ascertained. 



Vi^-^- 



Genus IV. XYSMATODOMA. (P- t-T 



Xysmatodoma, Zell. L. E. vii.. 332 et 302 (1853). lampronia p.. 

 Step. 



