ASUMEAD : CLASSIFICATIUX OF THE CHALCID FLIES 289 



19. Abdomen at the most with dorsal segmeuts 1 to 3 incised at apical middle ; sometimes with only the 

 tirst and second incised 20 



Abdomen with doi-sal segments 2 to 5 incised or emarginate at apical margin L'o 



20 Second abdominal segment not as long lus all the segmeuts united 21 



Second abdominal segment as long as all the segments united 24 



21. Eyes neither especially large nor strongly convergent above (although somewhat couveigcnt), the ver- 



tex not very narrow, the hind ocelli not ajiproximate 22 



Eyes very large, strongly convergent above, the vertex narrow, the hind ocelli very ajiproximate, the 

 front ocellus placed far anteriorly 23 



22. Frons with a deep A-shaped antenual liwruw ; anlenu;e 13-jointed, ringed with white, inserted close to 



the mouth Idoleupelmus Ashmeail (type /. anmilicorniii Ashmead). 



Frons deeply grooved ; antenna! 13-jointed, but not ringed with white, clavate, obliquely truncate at 

 apex from beneath, inserted on or near the middle of the face ; abdomen longer than the head and 



thorax united, the dorsal segmeuts 1-3 incised at apical middle Macreupelmus Ashmead 



(type ^r. brasilioisis Ashmead). 



23. Abdomen spatulate ; occiput with a bunch of deep black brisths behind the ocelli. 



Tineobius Ashmead (type T. cilri Ashmead). 

 Abdomen long, oblong-oval ; occiiml uoniuil Ischnopsis Ashmead (type /. ophthalmica A.shmcad). 



24. Eyes converging aliove ; auteun;u inserted on the middle of the face Lutnes Cameron 



(type L. ornaticornis Cam.). 



25. Scape long and more or less comjircssed ; postmaiginal vein very long, the stigmal vein curved, not 



short Cerambycobius Ashmead (type Etqielmus cleri Ashm.). 



26. Wingless or .subaiiterous 27 



Winged 29 



27. Metathoracic angles normal ; antenmc inserted only a little below tlie middle of the face, never close 



to the mouth border ; face without transverse furi-ows 28 



Metathoracic angles spincd ; antenmc inserted close to the mouth border ; face with transvei-se furrows. 

 Myrmecomimesis Dalla Torre (type Myrmecopsis nigricans Walk.). 



28. Abdomen with dorsal segments 2 to 6 not incised at apical middle Eupelminus Dalla Torre 



(type Vrocryptus cxcavutus Westw.). 



Abdomeu with dorsal segments 2 to 6 more or less incised or emargimite at apical middle (apterous 



form.s) Eupelmus Dalman. 



29. Abdomen long, conic-ovate, oblong, or couically acuminate, as long or much longer than the head and 



thorax united, the dorsal flap always deeply incised at apical middle 30 



Abdomen clavate or spatulate, broadened behind, narrowed toward the base, not as long as the thorax 

 or shorter than the head and thorax united, depressed or flat above, the dorsal flaps not incised or 

 tlie incision is not very deep S3 



30. Ovipositor shorter than the body, usually shorter than the abdomen 31 



Ovipositor always longer than the entire body, usually very much longer 32 



31. Antenmc inserted a little below the middle of the face, on or above an imaginary line drawn from the 



ba.se of the eyes, rarely a little below it Eupelmus Dalman (type E. memnuiiiiiis Dalm.). 



Antennae inserted above the middle of the face, or at least never below the middle. 



AxilliB widely separated at base of scutellum ; wings not short, the marginal vein long, the stig- 

 mal vein very short, the postmarginal long ; autennie 13-jointed Charitolophus Forster 



(type C. ca't-ulescens Fih-st.). 

 Axilhe api)roximate ; wings .short, somewhat narrowed ; antennjv; 9-jointed (teste Motschulsky). 



Cacotropia Motschulsky (type C. echidna Motsch.). 



