( 41 ) 



IX. LEUCOMONIA gen. nov.— Typns : betlna. 



D'lhuVm, Kirby {non Grote & Rob., 1865), Trans. Ent. Snc. Lotid. p. 243 (1877). 

 Miicrosila, Miskin {nnu Walker, 185G), Proc. Roy. Soc. Qmetisld. viii. p. 24 (1891). 

 .Uegmuiton, id. (iwn Boisduval, 1875), Cat. Lep. Het. i. p. 082 (1892). 



cJ ? . Autenna (?) snbc3']indrical, not impressed, ciliae not prolonged ; hook 

 ((J¥) .s/wrt, penultimate segment (and preceding ones) shorter than high. Eye 

 not lashed. Tibiae not spiny ; foretibia and first segment of foretarsus rongh with 

 long scaling ; spines of row 2 of first protarsal segment prolonged, apical spines 

 of the other segments also somewhat prolonged ; bristles of comb of midtarsns 

 shorter than in Meganoton, the comb consisting also of fewer long bristles ; basal 

 spines of third row of first hindtarsal segment little longer than the more distal 

 ones ; hiudtarsus not much longer than the cell of the hindwing ; pnlvilhis and 

 paronychium present, the latter without ventral flaps. D^ of hindwing with a 

 rather long spur proximally running out into the middle fold of the cell, which fold 

 e.xtends nearly to the base. 



cJ. Sexual armature similar to that o{ Psilogramma. Patch of friction-scales 

 on clasper larger, comparatively shorter. 



Early stages not known. 



Hub. Australia. 



One species. 



20. Leucomonia bethia. 



*UilmIm h'tlim Kirby, Ti-tms. Eiit. Snc. Zm»/. p. 24.3 (1877) (Rockhampton, ? ;—Mu8. Dublin) ; 



Waterh., Ahl Identif. Ins. ii. t. 140. f . 4 ( ? ) (1883). 

 .Macriisihi helhia, Miskin, Proc. Roij. Soc. Queemhl. viii. p. 26. n. 44 (1891) (Rockhampton). 

 .Mrganntim hell,;,, Kirby, Cal. Ltp.'lTet. i. p. 683. n. 19 (1892). 

 *.\lr(ian„l„„ ilistiiichim Rothschild, Nov. Znoi.. 1. p. 89. t. 7. f. 12 (1894) (N. Queensland ;— Miis. 



Tring). 



c? ? . Upperside of body and forewing and the whole underside almost 

 uniformly white, forewing with a black, thin bnt prominent, oblique apical line 

 which is almost straight. Hindwing blackish brown, grey-white in anal region. 



tJ. Tenth tergite deeply divided into two slender processes which lie close 

 together ; sternite (PI. XL. f. 12) broad and sliort, sinuate, the lobes broad and 

 rounded. No free harpe. Penis-sheath witli a short process similar to that of 

 Pgilogramma meMephron. 



?. Vaginal jdate with a small mesial sinus apically, i)roximal part of plate 

 mucli folded transversely, the folds irregular, mouth of vagina antemedian, the 

 postvaginal jiart of the plate somewhat convex mesially, slightly concave and 

 Healed laterally, with the rounded disto-lateral margins somewhat raised. 



Huh. Queensland and West Australia ; rather rare in collections. 



In the Tring Museum 4 ? ? from : Queensland ; Derby District, West 

 Anstralia. 



A $ an<l 2 ? ? in the Dublin Museum. 



