566 TINEINA Ttrochiuum 



black. Hindwings hyaline ; costa yellow ; veins, triangular 

 spot on upper part of transverse vein, and termen black. 



5. England to Stafford, Westmoreland, local ; C. and S. 

 Europe, Asia Minoi", N. America ; 6, 7. Larva ochreous- 

 whitisb, pinkiisb - tinged ; head red - brown ; plate on 2 

 brownish -tinged : in bark of oak ; 8-5, but sometimes living 

 two years. 



6. T. myopiforme, Bkh. 17-21 mm. Head with white 

 vertical bar Ijcfore each eye. Abdomen with red band on 

 4 ; anal tuft black. Forewings hyaline ; costal and dorsal 

 streaks, veins, a thick bar on transverse vein, and terminal 

 fascia narrowed to tornus purple-black. Hindwings hyaline ; 

 veins, a triangular spot on upper part of transverse vein, and 

 termen black. 



England to York, local ; C. and SE. Europe ; 6-8. Larva 

 ochreous-whitish, pinkish-tinged ; head red-brown ; plate of 2 

 brown-tinged : in bark of ajiplc, peai", and Pi/rus aucvparia ; 

 8-6. 



7. T. culiciforme, L. 2.3-2S mm. Differs from T. myopiforme 

 as follows : ])alpi beneath red dish -orange ; forewings towards 

 base mixed with orange. 



Britain to Caledonian Canal, S. Ireland, local ; N. and C. 

 Europe, Asia Minor, N. Asia ; 6, 7. Larva ochreous-whitish ; 

 head red-brown ; plate of 2 vellow-brownish : in stems of birch ; 

 8-5. 



8. T. formiciforme, Esp. 20-23 mm. Head with white vertical 

 bar before each eye. Palpi beneath reddish-orange. Abdomen 

 with 2 and 3 yellow-sprinkled, 4 red. Forewings hyaline; 

 costal and dorsal streaks violet-black mixed with orange-red ; 

 veins and a bar on transverse vein black ; terminal fascia 

 narrowed to tornus red. Hindwings hyaline ; veins, a spot on 

 upper part of transverse vein, and termen black. 



England to York, local ; N., C, and SE. Europe ; 6. Larva 

 whitish ; head brown ; plate of 2 yellow-brownish : in stems of 

 Salix viminalis and S. alba ; 8-5. 



9. T. ichneumoniforme, F. 17-20 mm. Face yellow-whitish 

 on sides or wholly. Abdomen with more or less developed 

 yellow rings on all segments. Forewings hyaline ; costal and 

 dorsal streaks, veins, a bar on transverse vein, and termen dark 

 fuscous; dorsal streak anteriorly red-mixed, broader on posterior 

 half; bar red -margined posteriorly; terminal fascia dull red. 

 Hindwings hyaline ; veins, a spot on upper part of transverse 

 vein, and termen dark fuscous. 



I 



