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



Megastigmus Atedius, fem. Niger, antennis, abdomineque piceis, 

 pedibus fulvis, femoribus piceo-vittatis, alis limpidis, oviductu 

 corpora vix longiore. 



Head and chest black, convex : head slightly punctured, almost 

 smooth, tawny about the mouth, nearly as broad as the chest : feelers 

 piceous, slender, very slightly increasing in breadth towards the 

 tips, rather shorter than the chest ; first joint long, slender, tawny ; 

 second cup-shaped, tawny ; third and fourth yellow, very small ; the 

 following joints from the fifth to the eleventh slightly increasing in 

 breadth and decreasing in length ; club conical at the tip, more than 

 twice the length of the tenth joint : chest very long, spindle-shaped, 

 very finely shagreened ; it is also transversely rugulose, but the fur- 

 rows are scarcely perceptible : fore-chest large, subquadrate, very 

 slightly rounded and narrower in front, somewhat convex on each 

 side ; its length nearly equal to its breadth : shield of the mid-chest 

 very long with a scarcely perceptible ridge along the back ; sutures 

 of the parapsides very distinct, converging together ; axillae parted 

 by rather less than one-third of the breadth of the chest ; scutcheon 

 long and narrow, irregularly elliptical, having an indistinct suture 

 along the back and a distinct transverse suture near the tip which is 

 almost smooth : hind-chest large, obconical, declining, dull, roughly 

 punctured, with a slight ridge along the back : petiole very short : 

 abdomen spindle-shaped, convex, smooth, shining, sHghtly com- 

 pressed, dark piceous, somewhat tawny on each side, a little shorter 

 and narrower than the chest ; metapodeon occupying about one-fourth 

 of the back ; octoou short ; ennaton and following segments longer : 

 oviduct tawny ; its sheaths black, pubescent, very little longer than 

 the body : legs tawny ; a slender piceous streak along each thigh ; 

 tips of feet piceous : wings colourless ; veins brown ; ulna nearly one- 

 third of the length of the humerus ; radius much longer than the 

 ulna ; cubitus very short, one-third of the length of the ulna ; brand 

 small, emitting a short branch, and in conjunction with a large round 

 dark piceous spot. Length of the body If line ; of the wings Si- 

 lines. 



England. In the collection of Mr. Dale. 



Callimome Frontinus, fem. Viridis, abdomine cyaneo-pwrpttreo basi 

 viridi, antennis nigris, pedibus viridibus, tarsis piceis basi flavis, 

 alis limpidis, oviductu abdomine vix breviore. 



Body short, stout, compact, convex : head and chest green, finely 

 shagreened : head as broad as the chest : eyes and eyelets red : feelers 

 black, subclavate, rather stout and compact, shorter than the chest ; 

 first joint green, long, slender ; the following joints with the usual 

 proportions : chest elliptical, also with the usual proportions ; tip of 

 the scutcheon purple : abdomen long-oval, smooth, shining, bright 

 bluish purple, bright green at the base, shorter and rather narrower 

 than the chest ; metapodeon occupying about one-third of the back, 

 slightly concave at the base ; all the following segments are shorter : 

 sheaths of the oviduct black, pubescent, very nearly as long as the 

 abdomen : legs green ; trochanters, knees and fore-feet tawny ; four 



