orPTi'.HA. '209 



square colourless spot by Us connexion with the other which extends near to 

 the hind border; \viiig-ril)s and veins Mack; lip cross-vein much bent, 

 formimj nearli/ a right angle ; lower cross-vein very slightly u-aving ; poiseis 

 pitchy. Length of the body H line ; of the wings 3^ lines. 



PsiLOPUS ExiMiis, Mas. 



Cynneo-viridis purpurea rarius, abdominis segmentorum suturis nigro- 

 temis, antennis nigris, pedibus piccis, tibiis antcrioribus fulris, alis 

 subcinereis. 



Bright bluish green, beset with l)lack bristles : front of the head and 

 breast adorned with a white covering ; crown purplish : eyes bright red : 

 mouth tawny : feelers black ; sixth joint a little longer than the chest : chest 

 indistinctly striped ; scutcheon purple : abdomen about twice the length of 

 the chest, nearly cylindrical, slightly tapering to the tip, adorned tvith tivo 

 purple bands; sutures of the segments and tip brassy black; appendages 

 tawny : legs pitchy, covered with black down, beset with a few black 

 bristles; tips of the thighs and four fr<mt shanks tawny : wings very slightly 

 grayish ; wing-ribs and poisers tawniy ; veins black, tawny at the base ; 

 tip cross-vein forming a slightly obtuse angle ; loiver cross-vein ivith two deep 

 curves. Length of the body 4 lines ; of the wings 8 lines. 



New Holland. 



PsiLOi'Us vENusTus, Mas. 



Aureo-viridis, abdomine basi sublu.sque fulro, antennis basi pedibusque 

 fulvis, femoribusflavis, alis subcinereis. 



Golden green, adorned with a white bloom, beset with black bristles : 

 eyes bright red, with a crimson tinge : mouth tawny : first and second joints 

 of the feelers tawny, beset with short black bristles: abdomen tapering, 

 clothed on each side of the base with white hairs, narrower than the chest 

 and near twice its length, tatvny at the base and beneath, coppery and cylin- 

 drical towards the tip : legs taumy, beset with few black bristles, clothed 

 with very short black hairs, which as in the following species of this genus 

 and of Dolichopus, form parallel vows : thighs yellow : wings very pale 

 gray; tip of the fore border and cross-veins slightly clouded with darker 

 colour ; wing-ribs and poisers tawny ; veins black, tawny towards the 



