Mr. Walker on Chalcidites. 157 



Pteromalus Learchus, mas. Viridis, abdornine seneo-viridi, antennis fulvis 



basi flavis apice piceis, pedibus flavis, alls limpidis. 

 Corp. long. lin. \ ; alar. lin. J. 



Body nearly linear : head and thorax bright green : head a little broader than the thorax : 

 antennae fulvous, subclavate, much longer than the thorax ; joints from the first to the 

 fourth yellow ; the following joints from the fifth to the tenth short ; club piceous, fusi- 

 form, more than twice the length of the tenth joint : thorax oval : prothorax very short ; 

 sutures of the parapsides indistinct ; scutellum obconic, having no traces of a trans- 

 verse suture : propodeon obconic, declining, rather short : podeon very short : abdomen 

 nearly linear, depressed, shining, seneous-green, rather shorter than the thorax ; meta- 

 podeon longer than the following segments, which are of moderate and nearly equal 

 size : legs yellow ; coxae green : wings limpid or with a slight fulvous tinge ; nervures 

 yellow ; ulna about half the length of the humerus ; radius as long as the ulna ; cubitus 

 shorter than the radius ; stigma fulvous, rather small. 



Found near Edinburgh by Dr. Greville. 



Pteromalus Antorides, mas. Viridis, abdomine purpnreo flavo-maculato, 



antennis fuscis, pedibus flavis, alis limpidis. 

 Corp. long. lin. 1^ ; alar, lin. 2. 



Head and thorax bright green, with an aeneous tinge : head broader than the thorax : an- 

 tennae fuscous, filiform, rather longer than the thorax; first joint yellow; club fusi- 

 form, twice the length of the tenth joint : thorax elliptical : prothorax short : scutum 

 broad ; sutures of the parapsides indistinct ; scutellum obconical, having no traces of 

 a transverse suture : propodeon obconic, declining, ridged longitudinally : podeon very 

 short : abdomen depressed, shining, short-oval, purple, green at the base, near which 

 there is a large yellow spot, much shorter than the thorax ; metapodeon of moderate 

 size; octoon and following segments rather short: legs yellow; coxae green: wings 

 limpid ; nervures yellow ; ulna scarcely half the length of the humerus ; radius as long 

 as the ulna ; cubitus much shorter than the radius ; stigma very small. 



England. From the collection of the Rev. G. T. Rudd. 



Nearly allied to Pt. Ortalus (Men. Chal. i. 241), but it has a shorter and 

 broader abdomen, and a smaller stigma. 



Pteromalus Jaravus, fem. Viridis, abdomine cyaneo-viridi disco cupreo, 



antennis piceis, pedibus flavis, femoribus viridibus, alis limpidis. 

 Corp. long. lin. \\; alar. lin. 2. 



