THE CANADIAN ENTOMOLOGIST. 153 



underneath ; external orbit of the eyes and mandibles yellow ; lateral 

 margin of the collar, a triangular small spot under each wing, two narrow 

 transverse and internally acute spots on the scutellum, and two similar 

 ones below them on the metathorax, all white ; tegulae white with a 

 brownish spot in the disk ; legs yellow ; thighs black at the base ; wings 

 testaceous ; abdomen heart-shaped, with the bases of the segments where 

 uncovered, and two dots on each except the first, black ; the middle part 

 of the black basal bands projects into a triangular tooth ; the under side 

 is nearly similar, but the projections form a longitudinal stripe. 



366. Vespa marginata Kirby. — Plate vi., fig. 2. — Length of body 

 lY^ lines. Taken in the route from New York, and again in Lat 65°. 



% . — Body black, punctured, downy from a mixture of black and gray 

 hairs. Mandibles- white with a black margin ; palpi reddish ; nose white 

 with a flask-shaped longitudinal black spot in the disk ; just above the 

 antennae is a bilobed white spot, between which and the eye is a white 

 line, and another external one above it ; antennae short, not much 

 exceeding the head, black with the scape white underneath ; in one of the 

 specimens there is a reddish spot underneath on the four or five last 

 joints, which is not discernible in the others ; the external margin of the 

 collar, before each wing, and a small triangular spot on each side of the 

 scutellum, are white ; wings embrowned with darker nervures, but the 

 costal nervure and tegulae are ferruginous ; legs testaceous, black at the 

 base ; abdomen with the apex of the dorsal and ventral segments white ; 

 anal segment black with a pair of white spots ; the white margin of the 

 dorsal segments receives an intermediate triangular point, and on each 

 side of it a rounded lobe from the black base. 



[266.] 367. Vespa jniaculata Z/««.— Length of body 10 lines. A 

 single specimen taken in Lat. 65°. 



[As this insect, commonly known as the " White-faced Hornet," is so 

 abundant in Canada, and has been so often described, it is unnecessary to 

 quote Kirby's description.] 



FAMILY PROSOPID^. 



368. Prosopis elliptica Kirby. — Length of body 3 lines. Three 

 specimens taken in Lat. 65°. 



