PARASITICA — CHALCIDIDiE. 77 



Collar broad ; head with hiil};ing cheeks; loft mandihle .'J-dentate. 



Subjfeii. *HabrocytU8 Thuni. 

 ('ollar narrow medially ; head narrowint; towards mouth ; both inaii- 



dibhs :{-dt'ntatf Siibjicn. *8pintheru8 Tlioiii. 



Anterior margin of collar sharp, acutely reflected; mandibk-s acutely l-dcntate. 



*l»o<*yrtii« Walk. 

 Eyes hairy; mctathorax lonjr, its ai>ical border with 'arj^i ininctures; abdi aicn 

 with its second segnient smooth at l)a-ie. the third not small. 



Subgen. *IsocyrtU8 Walk. 

 Eyes smooth ; .second abdominal segment with a den.se fringe on sides, not 

 large, the third small. 

 Vertex broad; head short, thick, eyes round and prominent; fnnicle of "J, 



antenna' alternately white Subgen. *Polycelis Thoni. 



Vertex not broad, eyes subovate Siil»gen. '"'Trichomalus Thorn. 



Head with the vertex sometimes medially acute; eyes occasionally hairy ; man- 

 dibles usually 4-dentate ; antcnmc often inserted t)elow the 

 middle of the face; ring-joint plainly di.scernible ; metathorax 

 usually iiuiictulate and furnished with a carina ; abdomen often 

 rotund, never produced at apex in f ....I'terOlualuN Swed. 

 Eyes hairy ; antennse incra.s,siite ; vertex sharp in the middle. 

 Wings maculate ; J abdomen short, ov r; tibia> with rigid bri.stles. 



Subgen. ^Halizous Thom. 



Wings immaculate ; abdomen rotund Subgen. *Trichoglenu8 Thom. 



Eyes smooth. 



First fuuicle Joint .small Subgen. *Meraporu8 Walk. 



First funicle joint large. 

 Mctathorax with a largo subglobose neck; flagelluni of antennse filiform; 

 2 abdomen ovate-acuto; po.stniarginal vein longer than stignial. 

 Wings entirely pubescent ; head with concave cheeks ; neck of meta- 

 thorax smooth Subgen. '''Catolaocus Thom. 



Wings with a large clear spot ; neck of metathorax ])uiictate. 



Subgen. Pteromalus Swed. 



Metathorax usually with a very small nock; postmartrinal vein often 



shorter than siigmal, very rarely long, r ; 9 abdomen usually rotund. 



Postmarginal longer than stignial ; neck of metathorax short : abdomen 



oval-rotund; vertex broad Subgen. *Digloohis Thom. 



Po.stniarginal shorter than .stignial or equal to it. 

 Abdomen oblong. 



Vertex rounded medially; J al)domen ovate, convex below: 9 

 wings often marked with large .smoky di.scs ; club of 9 antenna 



small, shorter than pedicel Subgen. *Arthrolytus Thom. 



Vertex acute medially Sul)gon. *Dibrachys Thom. 



Abdomen rotund ; cheeks compressed, acute ; wings hyaline, po.stniar- 

 ginal shorter than stignial Subgen. *C(Elopisthu8 Thom. 



Maudil)les with three acute strong teeth ; collar narrow, scanely (liscerniblo. 



.^etopoii Walk. 

 -Vutennae 9 strongly incra.ssjite, subclavate; % aiitonnio veiticillate-pilose. 



Subgen. Metopon Walk. 



