AMERICAN HYMENOPTERA. 47 



whitish band across mctathorax bebw scutel, and another beneath, 

 covering most part of basal phites ; tcrgum sericeous with whitish hair 

 on all but the two basal segments; ovipositor pale; apical segment and. 

 base of venter whitish ; coxae and a wide band on all the femora black; 

 trochanters and legs below the knees white ; wings yellowish hyaline, 

 both pair fasciate across the middle and at tip ; the second brachial 

 clear, a denser spot below stigma; nervures yellowish. 



Illinois. 



One specimen (Coll. Am. Jlnt. Soc.) collected by Mr. C. V. Riley, 

 of Chicago. He mentions it as quite common there at times. " Color 

 of larva bluish-green on back ; yellow at sides, which is pale near spi- 

 racles, and covered with small black dots. Between every segment is 

 a small, transverse, yellow band, with a black spot in the middle and 

 at each end. Head free, of a brownish-black above and color of the 

 body beneath. Eyes quite black and distinct. Legs color of sides and 

 body. When touched it curls up and falls to the ground. It spins a 

 compact cocoon, (Long 0.50 inch), oval, rounded at ends, slightly 

 transparent, color of thin glue. Remains dormant during the winter 

 in the caterpillar state, and early in the spring changes to a chry.salis, 

 which is soft, pale yellow on abdomen above and on sides, rather green- 

 ish below; remainder of body white; the antennjK, legs and wing- 

 sheaths also white, transparent; eyes brownish. Shortly before it 

 comes forth it becomes blackish, and the eyes quite black," Number 

 of legs not given. 



The larva feeds on the Caprifolium (honeysuckle). 



?>. A. cerasi. 



Abia cerasi, Fitch, Third Report N. Y. State Agr. Soc, 1859, p. 07—93. 



"Black; club of antennae 4-jointed; abdomen and thighs blue-black 

 and the feet and tips of the shanks pale yellow; thorax thinly covered 

 with pale greenish-yellow hair; wings transparent, smoky yellowish, 

 with black veins, those on the basal third pale yellow. Length 0.60. 

 Br. wings 1.35 inch." 



New York. (Not seen.) 



Dr. Fitch states that he bred this insect from one of two cocoons 

 found on the wild cherry, and that the club of the antennae is 4-jointed 

 instead of three, and the antennsc 8-jointed instead of seven. Cocoons 

 coarse brown, firm and tough, cylindrical, with rounded ends. Length 

 0.80. Wide 0.38 inch. The insect came forth in March. 



