trichopteryx] HYDRIOMENIDAE 



sliort. Forewings grey-whitish, sprinkled with blackish-grey, 

 with faint waved striae ; fasciae partially marked with black ish- 

 grey, third and fourth sometimes suffused with dark grey ; a 

 blackish discal mark. Hindwings whitish, with several faint 

 grey lines ; a grey discal dot. 



Britain to Caledonian Canal, common ; N. and C. Europe, 

 N. Asia, Japan ; 4, 5. Larva dull green ; dorsal and subdorsal 

 lines darker, indistinct; spiracular bright yellow; 13 with two 

 points : on Lonicera, Salix, etc. ; 6-8. 



3. T. polycommata, lib. 30-33 mm. Palpi rather short. 

 Forewings pale greyish-ochreous, striated with fuscous ; first, 

 third, and fourth fasciae ochreous-brown, marked with black 

 on veins, fourth sharply angulated near costa, median space 

 fuscous in disc ; subtcrminal line distinct, margins brown. 

 Hindwings pale ochrcous-grcy ; a grey discal dot and faint 

 posterior line. 



England (except EC), A mm, local; C. Europe, NW. Asia; 

 4. Larva yellowish - green ; dorsal line darker; spiracular 

 yellowish-white; incisions yellowish; 13 with two points: on 

 ash, Liyustrum, Salix, etc. ; 6. 



2. Mysticoftera, Meyr. 



Face with short cone of scales. Antennae in $ minutely 

 ciliated. Palpi rough-scaled. Abdomen crested. Forewings : 

 areolc simple. Hindwings in $ with dorsal doubly folded 

 lobe ; 2 in $ absent, 8 in $ connected with cell by bar 

 beyond middle, in ? anastomosing to beyond middle. 



Only the single species is known. 



1. M. sexalisata, lib. 20-23 mm. Forewings whitish-fuscous 

 or whitish, striated with ochreous ; all fasciae fuscous, first 

 basal, third and fourth confluent, angularly curved, darker 

 towards costa ; subterniinal line distinct, waved ; a black discal 

 dot. Hindwings grey ; a darker discal dot. 



England, local ; N. and C. Europe ; 6. Larva wrinkled, 

 green; dorsal and subdorsal lines whitish, indistinct; 13 with 

 two pink-tipped points: on Salix; 8, 9. 



3. LoBornoRA, Curl. 

 Face with short cone of scales. Antennae in (? ciliated. 

 Palpi rough -scaled. Abdomen crested. Forewings: areolc 

 double. Hindwings in $ with dorsal folded lobe, veins dis- 

 torted ; 6 and 7 sometimes separate, 8 anastomosing with cell 

 to beyond middle. 



