Mr. WALKER on Chalcidites. 157 
PrERoMALUs LEARCHUS, mas. Viridis, abdomine zeneo-viridi, antennis fulvis 
basi flavis apice piceis, pedibus flavis, alis limpidis. 
Corp. long. lin. 1; alar. lin. 3. 
Body nearly linear: head and thorax bright green: head a little broader than the thorax : 
antennz 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, zeneous-green, rather shorter than the thorax ; meta- 
podeon longer than the following segments, which are of moderate and nearly equal 
size: legs yellow; cox 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 purpureo flavo-maculato, 
"^J antennis fuscis, pedibus flavis, alis limpidis. 
Corp. long. lin. 11; alar. lin, 2. 
Head and thorax bright green, with an æneous tinge: head broader than the thorax: an- 
tenn 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; coxe 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 (Mon. Chal. i. 241), but it has a shorter and 
broader abdomen, and a smaller stigma. 
s, abdomine cyaneo-viridi disco cupreo, 
PreroMALus Jaravus, fem. Viridi E 
| femoribus viridibus, alis limpidis. 
antennis piceis, pedibus flavis, 
Corp. long, lin. 145 alar. lin. 2. 
