1903] ASHMEAD:—CYNIPOIDEA I45 



Mesonotum with the parapsidal furrows incomplete, wanting, or evanescent 

 anteriorly ; face ivith a smooth median elevation, the striae confined to the 

 cheeks and on the space next to the eyes; sheaths of ovipositor prominent 4 



4. Antennae in $ 12-jointed, the third joint not longer than the fourth, in J* 15- 

 jointed, the third joint usually strongly excised . . Periclistus Forster 



(Type Aulax cananae Hartig. ) 



5. Claws simple; petiole of abdomen striated; antennae in $ 13-, 14-, or 15- 

 jointed, in $ 15-jointed, the third joint scarcely longer than the fourth, excised 

 outwardly towards base Synergus Hartig 



(Type S. nigripes Hartig.) 

 Claws with a more or less distinct tooth at base beneath ; petiole of abdomen 

 not striated; antennae in 9 13-jointed, in $ 14-jointed, the third joint longer 



than the fourth Rhoophilus Mayr 



(Type R. lowii Mayr.) 



6. Scutellum normal, distinctly bifoveated at base ; mesonotum ivith more or less 

 distinct parapsidal furrows ......... 7 



Scutellum broad, not foveated at base; mesonotum loithout parapsidal furrows. 

 Antennae in 9 13-jointed, in $ 14-jointed, the third joint much longer than 

 the fourth, strongly excised outwardly . . . Sapholytus Forster 



(Type Synergus apicalis Hartig.) 



7. Areolet in front wings rather large distinct ; the two foveae at base of scutellum 

 very large transverse, separated by a carina; mesothorax transversely rugulose ; 

 antennae in 9 13-jointed, in $ 15-jointed, filiform, the third joint hardly as 

 long as the fourth or no longer Synophrus Hartig 



(Type S. politus Hartig.) 

 Areolet in front wings incomplete, the outer side alone present; the two foveae 

 at base of scutellum not large oblique ; mesothorax coriaceous, not transversely 

 rugulose; antennae in 9 13-jointed, in $ 15-jointed, filiform, the third joint 

 much longer than the fourth . . . Synophromorpha Ashm., g. nov. 



(Type S. salicis Ashm.) 



Subfamily II. Cynipinae. 



1900. Cynipinae, Subfamily II, Ashmead, Smith's Ins. New Jersey, p. 548. 



1 90 1. Cynipinae, 2^ Tribu (partim), Kieffer, Monogr. des cynipides d'Europe 

 torn. I, p. 54. 



1902. Cynipinae, Subfamille (partim), Dalla Torre et Kieffer, Wytsman's Gen. 

 Ins. p. 2. 



This subfamily, as I have restricted it, comprises only ge?utine gall-makers, or 



