302 NOTODONTINA 



7. Forewiugs with dorsal scale-tooth . 2. Notodonta. 



„ without dorsal scale-tooth 1. Pygaera. 



8. Posterior tibiae without middle-spurs . . 9. 



„ ,, with middle-spurs . 3. Drymonia. 



9. Antennae of <i bipectinated to apex . .10. 



,, „ with apical ^ simple . 5. Stauropus. 



10. Antennal pectinations of 3 very long 6. Ptilophora. 



„ „ „ short . 4. Gluphisia. 



1. Pygaera, 0. 



Eyes liairy. Antennae in <$ bipectinated to apex. Palpi 

 rather short, rough-haired. Thorax more or less crested in 

 centre and posteriorly. Anal tuft of <$ very elongate. 

 Anterior tarsi rough-scaled. Forewings : 10 out of 9 above 7. 

 Hindwings : 5 obsolete, 8 approximated to beyond middle of 

 cell. 



A rather limited genus, occurring throughout the Northern 

 hemisphere. Larva somewhat hairy, with prominences or 

 tubercles on 5 and 12. Pupa in a cocoon between leaves. 



1. Median line quite straight . . 2. nnachoreta. 



,, ,, not straight . . . .2. 



2. Median line curved inwards . . 3. curtula. 



„ ,, curved outwards . . 1. pigra. 



1. P. pigra, Hxifn. (reclusa, F.) 22-26 mm. Crown and 

 thorax with a broad dark reddish-brown central band. Fore- 

 wings rather dark fuscous suffused with pale purplish ; lines 

 fine, whitish, first broken in middle, median angularly curved 

 outwards, second angulated near costa, enlarged on costa, pre- 

 ceded by a dark fascia not reaching dorsum, and followed by a 

 brown-red costal blotch ; postsubterminal interrupted, blackish. 

 Hindwings dark grey. 



Britain to Sutherland, N. and W. Ireland, rather local ; N. 

 and C. Europe, Asia Minor; 5, 8. Larva with a few short 

 hairs, pinkish - grey ; 3, 4, 6 more yellowish above; 5 and 12 

 with pairs of black tubercles ; lateral line darker grey ; spira- 

 cular pinkish-ochreous ; head black : on Salix, especially 8. 

 repens ; 6, 7, 9. 



2. P. anachoreta, Hb. 28-33 mm. Crown and thorax to 

 middle with a strong dark fuscous central streak. Forewings 

 f\iscous, partially suffused with brown-whitish ; lines fine, 

 whitish, first and median straight, oblique, parallel, second 

 twice sinuate, whiter and slightly interrupted on upper half, 

 intersecting a large trapezoidal darker brown apical blotch, 



