coRiscniMl T1NEIDAE 74D 



with rough tuft of scales towards apex beneath ; posterior 

 tibiae sometimes bristly above. 



A very small but nearly cosmopolitan genus ; it agrees in 

 all its habits with Gracilaria, of which it is probably an early 

 specialised offshoot. 



1. Posterior tibiae bristly above . 3. brongniardellum. 



,, „ smooth above . . .2. 



2. Forcwings pale yellowish . . 1. sidphwrellwm. 



,, not yellowish . . 2. cuculipennelluni. 



1. C. sulphurellum, Hw. (citrinellum, Z.) 12-14 mm. 

 Posterior tibiae smooth above. Forcwings pale whitish- 

 yellow, with some scattered minute black dots, variable in 

 development ; sometimes spots of grey strigulae, especially in 

 disc; sometimes a ferruginous black -spotted median longi- 

 tudinal streak from base "of costa to apex. Hindwings dark 

 grey. 



Britain to Caledonian Canal, N. Ireland, amongst oaks, local ; 

 C. and S. Europe ; 9-4. 



2. C. cuculipennellum, ///<. 11-12 mm. Posterior tibiae 

 smooth above. Forcwings whitish, with numerous oehreous 

 or brown strigulae finely irroratcd with black ; an oblique 

 fascia near base hardly reaching costa, a second before middle 

 hardly reaching dorsum, a third beyond middle interrupted 

 in disc, and a costal spot at f oehreous or brownish, finely 

 irroratcd with black. Hindwings dark grey. 



England to Cumberland, N. Ireland, local ; C. Europe; 9-4. 

 Larva green -whitish ; head and plate of 2 brown : within 

 conically rolled leaves of Ligustrum ; 7, 8. 



3. C. brongniardellum, F. 8-10 mm. Posterior tibiae bristly 

 above. Forewings fuscous, sprinkled with yellow-whitish; 

 four slender oblique white fasciae, edged with black, more 

 strongly anteriorly, last three interrupted near dorsum ; a 

 black projecting hook in apical cilia. Hindwings dark grey. 



England to Cumberland, E. Ireland, not uncommon; G. and 



5. Europe, N. Africa; 7-9. Larva pale whitish-green; dorsal 

 lino darker; head pale brown: in blotches in leaves of oak; 



6, 7. 



10. Craoii.aiua, ///'•• 



Head smooth. Antennae 1 or over 1, in o' simple, basal 

 joint without pectcn. Labial palpi long, curved, ascending, 

 second joint smooth or loosely sealed beneath towards apex, 

 terminal almost as long, pointed. Maxillary palpi moderately 



