HELIOZELA] ELACHISTIDAE 683 



1. Forewings grey, spots whitish 



dark grey, spots white 



2. Hind wings not reddish-tinged . .1. seridella. 



distinctly tinged with purple-reddish 



2. stanneella. 



3. Forewings with termen less oblique . 4. betulae. 



,, more oblique . 3. resplendella. 



1. H. sericiella, Hw. 6-8 mm. Head dark bronzy. Fore- 

 wings bronzy -grey ; a small indistinct whitish spot on dorsum 

 towards base, and a larger distinct one beyond middle. Hind- 

 wings grey. 



England, common; C. Europe, Sicily; 5. Larva in petioles 

 of oak ; 6, 7. 



2. H. stanneella, F.R. 6-7 mm. Head dark bronzy. Fore- 

 wings bronzy-grey; a whitish dorsal spot somewhat beyond 

 middle ; sometimes also a smaller indistinct one towards base. 

 Hindwings grey, tinged with purple-reddish. 



England to Westmoreland, local ; C. Europe ; 5. Larva 

 whitish -yellow ; head brown; 2 with two black spots: in 

 petioles of oak ; 6, 7. 



3. H. resplendella, Stt. 5-7 mm. Head dark bronzy. Fore- 

 wings dark greyish-bronze ; a white dorsal spot towards base, 

 and another beyond middle. Hindwings rather dark brassy- 

 grey. 



Britain to Caledonian Canal, common ; C. Europe ; 6. Larva 

 yellowish-green ; head brown ; 2 purplish-brown : in midrib of 

 leaves of alder ; 7-9. 



4. H. betulae, Stt. (1 hammoniella, Sorhagen). Differs from 

 H. resplendella as follows : forewings less bronzy-tinged, termen 

 less oblique. 



Dorset, Hereford, Norfolk, local ; Germany ; 5, 6. Larva 

 whitish ; head pale brown ; 2 grey on sides : in twigs and ulti- 

 mately petioles of birch ; 7. 



16. ANTISPILA, Hh. 



Antennae -f, in $ thick, simple. Labial palpi short, droop- 

 ing, filiform, pointed. Posterior tibiae smooth. Forewings : 

 Ib simple, 3 absent, 5 absent, 6 and 7 stalked, 7 to costa, 8 

 absent, 9 sometimes out of 7 near base. Hindwings f, lance- 

 olate, cilia 2 ; 2 sometimes absent, transverse vein absent 

 between 3 and 4, 5 and 7 stalked, 6 absent or out of 7 near 

 apex. 



A small genus of three European and several North American 



