1892.] ENTOMOLOGICAL NEWS. 9 



13. JEschna (Basiaeschna) Janata Say. 



1890, June 21, one taken near brook. 1891, June 5 to 15, 

 seven 9 9 . six taken near woods; June 15, a & devouring 

 a 9 GompJms exilis was taken. 



17. Gomphus parvulus Selys. 



1891, June 25, one 9 near brook. 



25. Epitheca (Somatochlora) Walshii Scud. 



1891, July 30, one in meadow near brook; August 5, one 

 seen flying. 



26. Epitheca (Somatochlora) forcipata Scud. 



1890, Aug. 14, one in meadow. 



28. Cordulia (Somatochlora) lepida Selys. 



1891, June, one ; June 26, one 9 by roadside. 



29. Cordulia (Somatochlora) libera Selys. 



1890, June 19, one in woods. 1891, June 5 to 30, quite 

 common in and near woods. 



-o- 



HYMENOPTEROLOGICAL NOTES.-H. 



By WM. J. Fox, Phila., Pa. 



Crabro nitidiventris n. sp. 



9. Black, shining; first two joints of the antennae entirely, line on pro- 

 thorax above, broadest laterally, tubercles, an elongated spot behind them, 

 dot on tegulze, spot at base of wing, line on the basal half of the scutel- 

 lum, two transverse spots on the upper surface of the metathorax, the 

 apex of anterior and medial femora, the tibiae and tarsi, and a large 

 macula on each side of segments 2-5, all yellow, the extreme apex of the 

 posterior tibiae and the apical tarsal joints, brownish. Head quadrate; 

 clypeus, front behind the antennae, and the posterior orbits witli bright 

 silvery pubescence, most dense on the former; head clothed with pale 

 fuscous hairs, finely and sparsely punctured, the punctures on the cheeks 

 very delicate, strongest on the front; vertex depressed, with a stn.n-, 

 pear-shaped pit on each side near the top of inner eye margin; trtmtal 

 impressed line deep; clypeus feebly carinated medially, the anterior m.ir- 

 gin armed with three teeth, which are widely separated; apical halt of 

 mandibles ferrugineus, the apex bidentate; scape of antenna- narrow 

 longer than the first three joints of the flagellum united, second joint ,.| 

 the flagellum nearly three times as long as the preceding one, and about 

 two and a half times longer than the succeeding one. Thorax aiul 

 sparsely clothed with pale fuscous pubescence, pertaining t i sih ery 01 

 pleurae and pectus; the thorax with fine, separated punctures, very line on 

 the pleura;; prothorax slightly emarginate above; postscutellum part. 

 by an impressed line; metathorax with two transverse enclosures on the 



