Aphids Injurious to Orchard Fruits, Etc. 338 
THE GREEN GOOSEBERRY APHIS.' 
The green gooseberry aphis is a green species with white honey 
tubes. It lives upon the underside of gooseberry leaves, which it de- 
forms badly (fig. 23, e), and 
also upon the twigs. 
The seasonal history of 
this species has not been 
determined. The winter 
eggs arelaid upon the host 
plant upon which the stem- 
mother develops. Wingless 
forms occur later than the 
stem-mother, and winged 
ones also are produced upon 
the gooseberry. 
THE NEW MEXICO GOOSE- 
BERRY APHIS.’ 
Another species is found 
on gooseberries in New Mex- 
ico. The wingless forms 
(fig. 23, f) are green, while 
the winged forms have black 
head and body, with green 
abdomen marked with some 
dark bands or spots. Its 
life history isunknown. A 
variety of this species is 
found in California, feeding 
upon the red currant. 
SANBORN’S CURRANT 
APHIS.? 
A small species of aphid 
occurs in the Middle West 
and Southwest on Missouri 
gooseberries and cultivated 
currants. This is Sanborn’s 
currant aphis. The wingless 
Fia, 25.—The Houghton gooseberry aphis: Work on 
forms (fig. 23,9) are green, Houghton bushes. 
and the winged forms have black head, body, legs, honey tubes, and an- 
1 Aphis sanborni Patch. 2 Aphis neomexicanus (Ck11.). 84 phis ribis Sanborn. 
