616 TINEINA [CHIMABACHE 



1. C. phryganella, lib. $ 21-25 mm. Antennae with long 

 fasciculate ciliations. Forewings light ochreous- brown ; some- 

 times a whitish sprinkling towards middle of costa and in disc 

 beyond middle ; stigmata very obscurely darker, second discal 

 lying on an indistinct oblique darker shade from -f of costa to 

 tornus. Hindwings grey. 



? . 17-19 mm. Forewings grey-whitish, irrorated with dark 

 grey ; stigmata and oblique marks before middle and above 

 tornus blackish, sometimes partly connected. 



England to Westmoreland, common; C. Europe; 10, 11. 

 Larva yellow - whitish ; head dark brown; plate of 2 brown- 

 freckled ; 3rd pair of legs placed on a shining tubercle (in $ 

 only ?) : between joined leaves of oak ; 6, 7. 



2. 0. fagella, F. $ 24-27 mm., ? 18-20 mm. Antennae of 

 $ shortly and evenly ciliated. Forewings whitish or ochreous- 

 whitish, sprinkled or sometimes densely irrorated with fuscous 

 and dark fuscous ; an indistinct blackish angulated transverse 

 line about J, not reaching dorsum ; stigmata black, first discal 

 double, followed by another black dot, plical confluent with 

 transverse line, second discal forming a transverse mark or 

 pair of dots ; often an angulated and indented blackish sub- 

 terminal line. Hindwings light grey. 



Britain to the Clyde, N. and E. Ireland, abundant ; C. 

 Europe ; 4. Larva grey-green ; head yellowish -grey ; 3rd 

 pair of legs placed on tubercle : between joined leaves of oak, 

 beech, birch, etc.; 8-10. 



7. SEMIOSCOPIS, lib. 



Tongue rather short. Antennae f , in <$ shortly ciliated, 

 basal joint without pecten. Labial palpi moderately long, 

 second joint with appressed scales, terminal moderate or short. 

 Forewings : 2 and 3 approximated or stalked, 7 to costa or 

 apex. Hindwings 1, ovate, cilia f ; 3 and 4 closely approximated. 



A very small northern temperate genus. Imago with fore- 

 wings elongate, apex round-pointed, termen very oblique. 



Forewings with dark streak from base . 1. avellanella. 



,, without dark streak from base 2. steinkellneriana. 



1. S. avellanella, Hb. 21-23 mm. Forewings rosy-grey- 

 whitish, sprinkled with pale fuscous ; a dark fuscous streak 

 from base along fold to J, thence bent upwards to disc before 

 middle ; second discal stigma forming a dark fuscous angulated 

 mark ; some dark fuscous scales tending to form dots on costa 

 and termen ; 2 and 3 separate. Hindwings pale greyish. 



