316 Mr. Walker's Descriptions of 



16. Semiotus fulvicornis. 



Female. Green, shining ; head and thorax finely squa- 

 mous. Head broader than the thorax. Antennae tawny, 

 clavate, shorter than the thorax ; first joint green. Abdo- 

 men smooth, sublanceolate, angular beneatli, about as long 

 as the thorax. Legs luteous. Wings cinereous ; veins and 

 stigma brownish ; ulna a little more than half as long as 

 the humerus ; radius shorter than the ulna ; cubitus much 

 shorter than the radius. Length of the body 1 line. 



17. Pachylarthrus promerus. 



Male. Golden-green, stout. Head and thorax finely 

 squamous. Head rather broader than the thorax. An- 

 tennae luteous, stout, subfiliform, black at the tips, very 

 much shorter tlian the thorax. Abdomen smooth, flat, 

 narrow at the base, somewhat truncated at the tip, very 

 much shorter than the thorax. Legs luteous; hind femora 

 golden-green except towards the tips. Wings hardly cine- 

 reous, nearly pellucid; veins pale brownish; ulna about half as 

 long as the humerus ; radius a little shorter than the ulna ; 

 cubitus much shorter than the radius ; stigma of moderate 

 size. Length of the body If line. Very near P. Jlavicornis, 

 from whicli it is distinguished by its larger size and by the 

 colour of the hind femora. 



18. Fteromalus micans. Oliv. 



19. Fteromalus obiimbratus. 



Male. J^^neous black. Head and thorax very finely 

 punctured, red. Head somewhat broader than the thorax. 

 Antennae piceous, filiform, a little longer than the head 

 and the thorax together ; first joint tawny towards the 

 base. Abdomen smooth, subsessile, nearly linear, dark 

 seneous, narrower and shorter than the thorax. Legs fer- 

 ruginous; coxae and femora seneous. Wings dark cine- 

 reous ; veins black ; ulna less than half as long as the 

 humerus, a little shorter than the radius ; cubitus much 

 shorter than the radius. Length of the body If lines. 



One of the largest species of Fteromalus. I have found 

 it at Nice in May. It is most allied to E. pa7icleus. 



