266 BULLETIN 45, UNITED STATES NATIONAL MUSEUM. 



Anteiinai inserted just above the clypeus, 10-jointed in 9 , with all the 

 joints lengthened and thickened toward the apex, without a distinct 

 club; in $ the tirst Hagelhir joint very small, the second very much 

 thickened, the third the length aiul thickness of the pedicel, the five 

 following joints cylindrical and slightly pedicellate. 



Thorax ovate, the mesonotum with 2 distinct furrows, the scutellum 

 triangularly lengthened, acute. 



Front wings veinless. 



Abdomen long ovate, the second segment very large, the following 

 short, the tirst short, narrowed; in 9 segments 3 and (> united are only 

 two-thirds the length of the second. 



Legs clavate. 



(?) Xestonotus andriciphilus Ashm. 



(PI. XI, Fig. 9, 9-) 



Can. Ent., xix, p. 128, 9 ; Cie.ss. Syu. Hym.,p. 249. 



9. Length, 1.8""". Black; face finely punctate; antennae and legs 

 brownish-yellow. Mesonotum with 2 sharply defined parallel furrows. 

 Scutellum not greatly prolonged, but subcompressed at sides. Wings 

 hyaline. 



Habitat. — Jacksonville, Fla. 



Type in Coll. Ashmead. 



Originally described from one specimen reared from the Cynipid 

 oak gall, Andricus hlasfophagiis Ashm. 



AMBLYASPIS Forster. 



Hym. Stud., ii, p. 107 (1856), 



(Type J.allena FJJrst.). 



Head transverse, the vertex subacute; the occijiut delicately mar- 

 gined; ocelli 3, in a triangle, the lateral very close to the margin of 

 the eye. 



Antenna? inserted just above the clypeus, 10-jointed, the scape very 

 long, subdavate and curved, in 9 with a 4-joiuted club, the first two 

 joints loosely joined, the last two usually closely joined; in S Avith a 

 5-jointed club, the joints oval and loosely joined or pedicellate. 



Thorax ovate, slightly compressed at sides, the mesonotum convex, 

 entirely without furrows or these only faintly traceable posteriorly; scu- 

 tellum high, elongate, triangular, and usually i)roduced into a long acute 

 spine, extending high over the metathorax and scarcely separated from 

 the mesonotum; metathcnax usually densely pubescent or woolly. 



Abdomen subovate or oblong oval, not or scarcely longer than the 

 thorax, the first segment petioliform, fluted and pubescent, the second 

 segment large, occupying fully half of the remaining surface, withcmt 

 foveohe at ba.se, the following segments slioit, Cipial in length. 



Legs long, the femora and tibiie strongly clavate, the tibial spurs 1, 



