Mv. F. Walker on some mw species of Chalcidites. 313 



** Alse vage pubescentes. 



"(• Alse auticse latse, margine subtiliter ciliatse. 3. Brachista, n. g. 

 W Alse anticae angustse, longe fimbriatse (plumatse). 4. Oligosita, 

 n. g."— Holiday MSS. 



Cea Irene, fem. jEnea, capita ccneo-viridi, scutello purpurea, abdo' 

 mine violaceo cupreo, antennis pedibusque nigris, genubus tarsis- 

 que bast piceis, alis fusco bifasciatis. 



Female. Body convex, smooth, shining : head coppery green, 

 transverse, a little broader than the chest ; crown convex ; front im- 

 pressed : eyes black, rather large : eyelets three, placed in a triangle 

 on the crown : feelers nine-jointed, slender, nearly filiform, inserted 

 near the mouth, a little shorter than the body ; first joint long and 

 slender ; second rather long, slightly spindle-shaped ; third rather 

 longer than the second; fourth and following joints of nearly equal 

 length, each somewhat shorter than the third ; three terminal joints 

 somewhat shorter than the preceding : chest coppery, spindle-shaped : 

 fore- chest small, concave behind : shield of the middle-chest rather 

 large ; sutures of the parapsides distinct ; scutcheon purple, obconi- 

 cal, rather large : hind-chest large, declining, and narrower towards 

 the tip : petiole very short : abdomen spindle-shaped, violet-copper, 

 slightly compressed, keeled beneath, having a few bristles at the tip, 

 narrower but not shorter than the chest ; first segment long ; second 

 much shorter than the first; third and following segments still shorter: 

 sheaths of the oviduct black, hairy : legs black, rather long and 

 slender ; trochanters, laiees, and base of the first joint of the feet 

 pitch-colour : wings narrow, somewhat dusky, deeply fringed like 

 those of the Mymaridm ; each fore- wing traversed by two broad 

 brown bands ; ulna a little shorter than the humerus ; radius much 

 shorter than the ulna ; cubitus very short ; stigma small. Length of 

 the body 1 line ; of the wings 1^ line. 



Allied to Gastrancistrus, and is perhaps one of the links that 

 form a passage thence to the Mymarida. 



Found by Mr. Haliday, in September, on the sand-hills at Port- 

 mamock near Dublin. 



Ipkitrachelus Lar, Haliday. — Female. Body black, convex, broad 

 and short : head and chest dull : head broader than the chest ; front 

 convex : feelers brown, stout, club-shaped, inserted near the mouth, 

 shorter than the body ; first joint luteous, long and very robust ; second 

 cup-shaped ; third and fourth elliptical, rather longer than the second ; 

 fifth, sixth and seventh very small ; eighth, ninth and tenth soldered 

 together, forming a spindle-shaped club without a trace of division : 

 chest short and broad : fore-chest not visible above : shield large ; 

 sutures of parapsides very distinct ; scutcheon small, obconical : hind- 

 chest large, dark tawny, furrowed : abdomen elliptical, smooth, 

 shining, shorter than the chest, and hardly more than half its breadth ; 

 first segment very large, and occupying the whole back : legs tawny : 

 wings slightly brown ; fore-wings very broad. Length of the body 

 5 line ; of the wings f line. 



Found by Mr. Haliday near Belfast. 



