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Abia. 
A. Kcnnicotti, Norton. 2 females from Mr. Fletcher. 
Zarea. 
Z. inflata, Norton (?) 1 female. May nth. 
This insect may be a var. of the preceding species, as the American 
genera and species are not well separated. It has the white band at 
base of abdomen which Cameron gives as distinguishing the British 
species of this genus from Abia. 
ACORDULECERA. 
A. dorsalis Say. 4 males, 13 females. May 16th, August 2nd. 
Occurs on Hickory and Oak ; the larvae gregarious and rapidly 
skeletonizing the leaves. 
Hylotoma. 
//. McLeayi, Leach. 3 males, 8 females. May 10th, Aug, 2nd. 
H. clavicornis, Fabr. 1 male, 5 females. June 13th, August 1st. 
H. scapularis, Klug. 2 males, 3 females. June 10th, July 19th. 
These species are found in the early part of the season on flowers 
of Service-berry, Choke-cherry, etc., and later on Spiraea and Goldenrod. 
Cladius. 
C. peclinicornis, Fourcr. (C. isomera, Harris.) 1 male, 8 females. 
May 24th, July 19th. This species (common in Europe) has been 
bred from larvae feeding on roses and seems to be increasing in 
numbers. It is one of the three sawflies which are now well 
recognized as rose-pests. 
Priophorus. 
P. (cqnalis, Norton. 2 males, 7 females. July 24th. 
Bred from larvae, feeding on willows, and found also on poplar. 
Pristiphora. 
P. scvrophanta, Walsh. 1 male, 3 females. May 12th, June 26th. 
P. grossularke, Walsh. 6 females. May nth, June 28th. 
P. identidem, Norton (?). 3 males. May 27th, July 12th. 
