128 Till: canaLiiaN kNtoMoLogIsT. 



LII. Acerota Foerster. 



83 (i). Acerota opaca Prov. Add. et Corr. a la Faune Hym., p. 184. 

 Hab. — Canada. 



84 (2). Acerota ca?yce, n. sp. 



^ , $ . Length, .07 to .09 inch. Black, shining, microscopically 

 punctate. Antennae and legs pale yellowish-brown. The four-jointed 

 antennal club is black or brown, in the male the antennas are generally 

 uniform yellow-brown. The mesothorax has two faint grooves on its 

 disk ; scutellum prominent, slightly pubescent. Abdomen smooth, pol- 

 ished. Wings hyaline. 



Hab. — Florida. 



85 (3). Acerota Floridana, n. sp. 



^. . Length, .07 inch. Black, antennae and legs dark red ; two 

 grooves on mesothorax ; scutellum sparsely pubescent ; metathorax with 

 denser, longer, white pubescence. Wings hyaline. 



Hab. — Florida. 



LHL Catilhis Foerster. 



86 (i). Catillus maculipcs^ n. sp. 



%. Length, .03 inch. Black, polished. Antennae and legs rufous, 

 femora and tibiae with dark blotches above. Mesonotum without grooves. 

 Wings hyaline. 



Hab. — Florida. 



LIV. Xcstonoius Foerster. 



87 (i). Xcstonotiis andriciphilus, n. sp. 



Female. Length, .07 inch. Black; face finely punctate. Antennae 

 and legs brownish-yellow. Mesothorax with two sharply defined, parallel 

 grooves. Scutellum not greatly prolonged, but compressed at sides. 

 Wings hyaline. 



Hab. — Florida. 



Described from one specimen reared from the Cynipidous gall, Andri- 

 cus blastophagtis Ashm. 



LV. Amblyaspis Foerster. 



88 (i). Amblyaspis longipes, n. sp. 



Male. Length, .08 inch. Form somewhat slender, black. Antennae 

 and the unusually long legs pale yellowish brown ; fiagellum darker, the 



