438 PYKALIDINA [MARASMARCIIA 



Forewings dark ochreous-fuscous . 1. phaeodactyla. 



whitish-yellowish . " . 2. microdactyla. 



1. M. phaeodactyla, Hh. 20-22 mm. Forewings dark 

 oehreous- fuscous, in $ paler; often a small pale or whitish 

 dorsal spot before middle; an inwards - an gulated whitish - 

 oehreous fascia on base of segments. Hindwings dark fuscous. 



S. England to Hereford and Cambridge, York, locally 

 common ; C. and SE. Europe ; 7. Larva green or whitish- 

 green ; dorsal line darker; tubercles black: head black- 

 marked : on Ononis ; 6. 



2. M. microdactyla, Hb. 14-16 mm. Forewings whitish- 

 yellowish, sprinkled with blackish ; a dot in disc at J, a mark 

 at base of fissure, a distinct mark on costa beyond fissure, a 

 less distinct one towards apex, and some indistinct dots on 

 margins of segments blackish. Hindwings grey. 



England, rather common ; N. and C. Europe, Asia Minor ; 

 5, 6, 8. Larva with numerous rough points on back ; flesh- 

 colour ; dorsal line slightly paler ; head pale yellowish-brown : 

 in stems of Eupatorium cannabinu/m ; 7, 9, 10. 



7. ALUCITA, L. 



Face not tufted. Labial palpi ascending, loosely scaled, 

 terminal joint obtuse or pointed. Tibiae sometimes thickened 

 on origin of spurs and centre of middle tibiae. Forewings cleft 

 from about ; 3 and 4 connate, 9 absent. Hindwings trifid, 

 third segment without black scales in dorsal cilia ; 3 absent. 



Principally European and American, with stragglers in other 

 regions. 



1. Middle tibiae thickened with scales in middle 



5. lithodactyla. 

 not thickened in middle . . 2. 



2. Forewings with black marginal posterior dots . 3. 



without black marginal dots . 1. osteodactyla. 



3. Forewings with two dots at base of fissure 2. tephradactyla. 



,, a single spot at base of fissure . 4. 



4. A small irregular spot before fissure 4. monodactyla. 

 A strong oblique mark at base of fissure . 3. lienigmna. 



1. A. osteodactyla, Z. 17-21 mm. Forewings whitish-yellow- 

 ish, partly ochreous-tinged, often more or less mixed or suffused 

 with light fuscous ; a dark fuscous dot at base of fissure ; a 

 light fuscous suffusion towards costa posteriorly ; cilia light 

 grey, on costa whitish-yellow. Hindwings grey. 



England, local ; N. and C. Europe ; 7. Larva pale brownish; 



