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NEW SPECIES AND GENEllA OF INDIAN GEOMETBIDAE. 



Bv W. WARREN, M.A., F.E.S. 



Subfamily PSEUDOTERPNIN^. 

 Psilotagma gen. nov. 



Forewings with costa straight for |, more convex before apex, wliii^h is rouiidecl: 

 hiiulmargiu entire, obliiinely rounded. 



HindwiHt/s with hindmargiu rounded, entire. 



Palpi porrect, but quite short, not reaching beyond front of face; tongue present; 

 antennae of i simple, as in Actenockroma Warr.; hind tibiiu and tarsi short, with 

 out spurs ; neuration normal. 



Type : PaHotmjiim decornUi sp. nov. 



Distinguished from Actenochroma Warr. by the entire hindmai'gins of lioth 

 wings, and from Epipristis Meyr. by the difference in size and markings. 



Psilotagma decorata sp. nov. 



Forewings pale ochrcons with a sliglit groeiiisli tinge, thicldy dusted with 

 blaekisli atoms ; costa dotted minutely witli dark ; first line indicated by a dark 

 spot on costa ; cell spot linear, dark, very o])liqne ; exterior line black, starting from 

 a black costal spot, running outwards till opposite the cell, then running inwards 

 parallel to hindmargiu, and indicated by black dots on the veins ; beyond it are five 

 oval red sjiots, two subcostal with a dark greyish blotch on costa iiliove them, two 

 contiguous at anal angle, and one a little above them ; extreme hindmargin tinged 

 with olive and grey, the veins darker ; fringes glossy, cheiiucred light and <liirk. with 

 black spots at base between the veins. 



Hindioings the same, but the second line less distinct, and fullowed l)y several 

 irregular red s])ots. 



Head, thorax, and abdomen ochreous. 



Underside whitish with the cell spots large, rouml, and black ; a siibmarginal 

 interrupted blackish band, and the apical region of forewings blackish with the ajiex 

 itself ])aler. 



Expanse of wings : 5U mm. 



One tnale from Bhotan. 



Subfamily GEUMETHIN^. 



Thalerura veninotata sp. nov. 



f'losely allied to 7'. actitissima Wlk. an<l /'. goniaria Feld. ; ground colour 

 dull green. 



