NORTH AMERICAN HYMENOPTERA. 203 



S3. Hyporteles noiiroteri n. sp.— 'J, 9 • Differs from the other species 

 only in being hhicli ;ind in liaving l)hK:k femora and a streak on tihiaj. Length 

 .03 inch. 



Described from three specimens reared from oak gall Neuroterits 

 atomus Ashm. ]MS. 



84. Hyperteles flocci n. sp.— 'J, 9 . Length .06 to .10 inch. Differs from 

 the other species in its larger, stouter form ; in color, varying from a dark green- 

 ish-bhie to an teneous-green, in having all the femora blue or green, excepting 

 tips, and in having a large blotch in middle of posterior tibise and sometimes, 

 not always a blotch on anterior and middle tibise. 



Described from several specimens reared from oak gall Andricus 

 flocci Walsh. 



TETRASTICH US Haliday. 



85. Tetrasticliiis floridaiius n. sp.— "J, ?. Length .08 to .10 inch. 

 Differs from Tetrastichus raceinarix Ashm., in lacking the middle groove on thorax 

 and in having brown antennae and pale brown, immaculate legs. The antennal 

 scape is also pale. 



Described from numerous specimens taken at large. This species 



might easily be separated into a distinct genus by the absence of the 



mesonotal groove under the name TetmsticJiodes. 



86. Tetrasticlius c*aIiroriiivus n. sj).— ?. Length .08 inch. This 

 species is entirely shining black, with metallic lustre, has a distinct median 

 groove on thorax, the usual two grooves on scutellum, black femora, brown blotch 

 on tibife and a black flagellum. 



Hub. — Los Angeles, California. Described from a specimen 

 reared from oak gall Andricus pomi^orviis Bassett. 



