304 MEMOIRS OF THE CARNEGIE MUSEUM 



with some sparse punctures, the lateral ocelli away from the eye border ; abdomen 



ovate, Hal above, not longer than the thorax Tachinaephagus Ashmead, gen. nov. 



(tjpe T. zealandicus Ashm.). 

 Postniarginal very short, or shorter than tlie stigmal. 



Club of the antennie much enlarged, u.sually as long or nearly as long as the funicle, or 

 a little longer, and obliquely truncate from beneath, the joints of the funicle, or at least 

 the first three or four joints, moniliform, or not longer than thick, the others transverse ; 

 abdomen ovate, rarely longer than the head and thorax united, most frequently the 



leiigUi of the thorax oi- a little longer Epienc3rrtus Ashmead 



(type Encyrtua thyreodontis Ashm.). 



Club of antennie not much enlarged, nor obliquely truncate from beneath, fusiform, and 



le.ss than half the length of the funicle, none of the funicle joints wider than long ; 



abdomen short ovate, hardly as long as the thorax Syrphophagus Ashmead 



(type Encyrtus meaograptsR Ashm.). 

 Stigmal vein \'ery shoit, scarcely so long as tlie marginal and postmarginal veins united, the former 

 being not moie than, or hardly, twice as long as thick, the postmarginal vein never well developed, 

 although acuminate and longer than the short marginal ; club of antennae oblong, stouter, and a 

 little more than half the length of the funicle, the first two or three joints of the funicle short or 

 moniliform, the following a little longer than thick, or at most with only the last two joints a little 

 wider than long ; abdomen broadly oval and considerably shorter than the thorax ; scutellum vari- 

 able, subopaquely sculi)tured or polished, impunctate, the axillae not quite meeting at their inner 

 basal angles Aphidencyrtus Ashmead (type Encyrtus aphidiphagus Ashm.). 



48. Winged 49 



Apterous. 



Scutellum triangular, acute at apex, not declivous ; head with the scrobes deep ; antennae 

 simple Choreia Westwood (type Encyrtus ineptus Dalm.). 



49. Head with the face much iuflexed, the scrobes deep, semicircular, the frons most frequently regularly 



or very minutely, feebly punctate 50 



Head always semiglobose, the face less distinctly inflexed, the scrobes, however, always forming a 

 semicircle ; antennae simple, or at least never much compressed, nor very broad, subcylindrical ; 



wings not fusco-radiate ; scutellum with a clump of hairs at apex Cheiloneurus Westwood 



(type C. formosus Westw.). 



50. Wings ftiscous, usually with the extreme tips white or hyaline 52 



Wings not so colored. 



Wings with fuscous rays, or with leopard-like spots 51 



Wings hyaline or at most with a discoidal cloud ; antennie short. 



Eyes large, rounded, strongly convergent above and leaving a very narrow^ or linear 

 vertex ; antennie very short, the club enormously enlarged, longer than the funicle 



and several times thicker, the joints of the funicle transverse. Zaomma Ashmead 



(type Encyrtus argeniipes How.). 

 Eyes not unusually large, only slightly converging ivbove, the vertex not especially 

 narrow ; club of antennae not unusually enlarged and about the length of the funicle, 

 the joints of the funicle transverse, the first two or three submouiliform. 



Adelencyrtus Ashmead (type Encyrtus chionaspidis How.). 



51. Wings with leopard-like si)ots ; antenna' very long and slender, longer than the body, the club en- 



larged Callipteroma Motschulsky (type C. S-signatus Motsch.). 



