Mr. F. Walker on some new species of Chalcidites. 215 



hinder feet tawny, pale yellow at the base, piceous at the tips : wings 

 colourless ; veins tawny ; ulna full half the length of the humerus ; 

 radius about one-third of the length of the ulna ; cubitus not half 

 the length of the radius ; brand very small, paler than the veins. 

 Length of the body 1^ line ; of the wings 2^ lines. 

 England. In the collection of Mr. Dale, 



Entedon Syma. In two specimens of this species from the neigh- 

 bourhood of Aix la Chapelle, and given to me by M. Foerster, the 

 shanks are more or less brown. 



Encyrtus Antistius, mas. ^neo-viridis, abdomine purpurea -cupreo, 

 basi apiceque viridi, antennis nigris, pedibus fulvis, metapedum 

 femoribus viridibus tibiis piceis, mesopedum tibiis basi femoribus- 

 quefuscis, alls limpidis. 



Head and chest convex : head green, very finely shagreened, con- 

 vex in front, nearly as broad as the chest : feelers black, hairy, filiform, 

 rather slender, nearly as long as the body ; first joint spindle-shaped, 

 tawny, piceous above ; second cup-shaped ; third and following joints 

 long, linear ; club slender, slightly pointed, much longer than the 

 preceding joint : chest coppery green, very finely punctured : fore- 

 chest short, distinct above, narrow and rounded in front, its length 

 about half its breadth : shield of the mid-chest short, rather flat, with 

 no appearance of the sutures of the parapsides ; axillae nearly meeting 

 on the back ; scutcheon green, obconical, with a rim on each side to 

 the tip : hind- chest coppery, shining, transverse, very short, nearly 

 smooth, declining : petiole extremely short : abdomen oval, flat, 

 smooth, shining, purplish bronze, bright green at the base, brassy 

 green towards the tip, where it is thinly clothed with hairs, shorter 

 than the chest and hardly equal to it in breadth : metapodeon occupying 

 full one-fourth of the back ; octoon and following segments shorter : 

 legs tawny ; tips of feet brown ; hips and hind-thighs green ; hind- 

 shanks piceous ; middle legs dilated as usual, their thighs and the 

 base of their shanks mostly brown : wings colourless ; veins brown ; 

 ulna rather thick, somewhat less than one-fourth of the length of 

 the humerus ; radius much shorter than the ulna ; cubitus very little 

 shorter than the radius ; brand extremely small. Length of the body 

 1 line ; of the wings 1| line. 



England. In the collection of Mr. Dale. 



Encyrtus Saccas, mas. Nigro-ceneus, abdomine cupreo-viridi, an- 

 tennis fulvis, apice piceis, pedibus piceis, tarsis flavis, metatarsis 

 fuscis, alis limpidis. — Fem. Abdomine purpurea basi apiceque cu- 

 preo-viridi. 



Male. Head and chest convex, brassy black : head finely shagreened, 

 convex in front, nearly as broad as the chest : eyes and eyelets 

 piceous : feelers tawny, filiform, very hairy, tips piceous ; first joint 

 spindle-shaped ; second cup-shaped ; third and following joints 

 linear : chest rather long, nearly linear : fore-chest extremely short, 

 hardly visible above : shield of the mid-chest long ; its length nearly 

 equal to its breadth, with no appearance of the sutures of the par- 



