1903] ASHMEAD:—CYNIPOIDEA 7 1 



First joint of the flagellum distinctly shorter than the second 



Hypolethria Forster 

 First joint of the flagellum as long or nearly as long as the second 



Rhoptromeris Forster 



90. Scutellum normal, or at least not ending in a spine . . . . 91 

 Scutellum ending in a spine .... Odonteucoila Ashmead 



91. First joint of the flagellum usually longer than the second, more rarely equal 

 in length, or very slightly shorter ........ 92 



First joint of the flagellum very distinctly shorter than the second 



Heptamerocera Ashmead 



92. Scutellum normal, the cup not modified into a carina • ■ • • 93 

 Scutellum abnormal, the axillae acutely toothed posteriorly, the cup modified 

 into a carina which is gradually dilated posteriorly, appearing tridentate 



Trissodontaspis Ashmead 



93. Head and thorax smooth and shining ...... 94 



Head and thorax not smooth and shining, but finely coriaceous ; scutellum 

 with two large foveae at base, the cup narrowed ellipzoidal, connected with 

 a carina anteriorly ; antennae long, the joints long, cylindrical, the first joint 

 of the flagellum not longer or thicker than the second, the eighth and 

 beyond slightly shortening ..... Dieucoela Ashmead 



94. First joint of the flagellum not greatly elongated, thickened, or strongly 

 curved ............. 95 



First joint of the flagellum usually greatly elongated, much thickened and 

 curved ......... Aglaotoma Forster 



95. Marginal cell short nearly as wide as long, the second abscissa of the radius 

 strongly curved outwardly ; cup of scutellum very large . . . . 96 



Marginal cell not especially short, always much longer than wide ; mesonotum 

 without furrows ........... 98 



96. Mesonotum short, ivithout furrows ....... 97 



Mesonotum with two fine furrows abbreviated posteriorly and two very broad 

 lateral impressions shortened anteriorly . . . Chrestosema Forster 



97. Mesonotum z£///// a very delicate median carina; cup of scutellum very large 

 oval ; first joint of the flagellum not longer than the second, the joints oblong oval, 

 about thrice as long as thick .... Zaeucoela Ashmead, gen. no v. 



(Type Z. unicarinata Ashm.) 

 Mesonotum tvithout a median carina ; cup of scutellum large rounded, the 

 disk flat or slightly impressed ; first joint of the flagellum longer than the 

 second (or rarely shorter and slenderer), the following joints oval or moniliform 

 hardly longer than thick or at most only about twice as long as thick, never 

 thrice as long as thick . . . . . . . Ganaspis Forster 



