TORTRIX] TORTRICIDAE 541 



interrupted near dorsimi, small costal patch and irregular 

 usually connected streak from termen fuscous much marked 

 and suffused with black. Hindwings grey-whitish, greyer and 

 faintly strigulated posteriorly, 6 and 7 short-stalked. 



N. Wales to the Hebrides, E. Ireland, local, frequenting 

 rocks ; N. and C. Europe ; 7. Larva on grass ; 5, 6. 



24. T. colquhounana, Barr. 22-27 mm. Differs from T. 

 bellana as follows : forewings slightly broader anteriorly, 

 ground - colour grey, whitish - mixed, markings much less 

 denned. 



I. of Man, E. Ireland, on coast rocks, local ; not recognised 

 elsewhere ; 7. Larva on roots of Silene maritima (?) ; 5. 



25. T. octomaculana, Hw. 18-22 mm. Antennal cilia of $ 

 short. Thorax crested. Forewings elongate, costa slightly 

 arched, 7 to or close beneath apex ; white, more or less dis- 

 tinctly strigulated with grey ; an angulated fascia at J usually 

 not reaching dorsum, irregular central fascia usually interrupted 

 near dorsum, costal and terminal patches fuscous marked with 

 black strigulae. Hindwings grey, darker apically, 6 and 7 

 approximated or short-stalked. 



Cheshire to Caledonian Canal, common ; not recognised else- 

 where ; 7, 8. Larva black ish- grey ; spots large, black; head 

 pale brown ; plate of 2 black : on Centaurea, Plantago, 

 etc. ; 6. 



26. T. conspersana, Dgl. (perterana, Dbld. ; ? conwiunana, 

 HS.) 16-22 mm. Antennal cilia of <$ short. Thorax crested. 

 Forewings elongate, costa slightly arched, 7 to apex; grey, 

 irrorated or mixed with white, more strongly in 9 ; an angu- 

 lated fascia at J, slender and often indistinct dorsally, irregular 

 central fascia sometimes interrupted near dorsum, costal and 

 terminal patches (seldom connected) grey or fuscous, often 

 blackish-marked, sometimes nearly obsolete. Hindwings light 

 fuscous or grey, in $ darker, 6 and 7 short-stalked. 



England, local, especially on coast ; Germany ; 7. Larva 

 pale greenish -grey; spots small, black; head and plate of 2 

 yellowish -brown : on flowers of Chrysanthemum, Taraxacum, 

 Teucrium, etc. ; 6. 



27. T. longana, Hw. (ictericana, Hw.) 17-21 mm. Antennal 

 cilia of o short. Forewings elongate, costa hardly arched, 7 

 to or close beneath apex ; in <3 whitish-ochreous, unicolorous ; 

 in $ pale greyish -ochreous, an angulated fascia at J, central 

 fascia with anterior edge excavated in middle and above 

 dorsum, and costal patch suffusedly connected with it beneath 



